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<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/62552adb47503a0a93d90954/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62552adb47503a0a93d90954/bg1.jpg"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">CC1</div><div class="t m0 x3 h3 y3 ff1 fs0 fc0 sc0 ls0 ws0">NV6117</div><div class="t m0 x4 h3 y4 ff1 fs0 fc0 sc0 ls0 ws0">CSD17578Q3</div><div class="t m0 x5 h3 y5 ff1 fs0 fc0 sc0 ls0 ws0">UCC24612-1</div><div class="t m0 x2 h3 y6 ff1 fs0 fc0 sc0 ls0 ws0">V</div><div class="t m0 x6 h4 y7 ff1 fs1 fc0 sc0 ls0 ws0">OUT</div><div class="t m0 x7 h3 y8 ff1 fs0 fc0 sc0 ls0 ws0">UCC28780<span class="_ _0"> </span>ATL431</div><div class="t m0 x3 h3 y9 ff1 fs0 fc0 sc0 ls0 ws0">NV6115</div><div class="t m0 x8 h3 ya ff1 fs0 fc0 sc0 ls0 ws0">EMI Filter </div><div class="t m0 x9 h3 yb ff1 fs0 fc0 sc0 ls0 ws0">and </div><div class="t m0 xa h3 yc ff1 fs0 fc0 sc0 ls0 ws0">Rectifier </div><div class="t m0 xb h3 yd ff1 fs0 fc0 sc0 ls0 ws0">Bridge</div><div class="t m0 xc h3 ye ff1 fs0 fc0 sc0 ls0 ws0">85 VAC</div><div class="t m0 x0 h3 yf ff2 fs0 fc0 sc0 ls0 ws0">§<span class="ff1">265 VAC</span></div><div class="t m0 xd h3 y10 ff1 fs0 fc0 sc0 ls0 ws0">Copyright © 2018, Texas Instruments Incorporated</div><div class="t m0 xe h3 y11 ff1 fs0 fc0 sc0 ls0 ws0">ISO7710</div><div class="t m0 xf h3 y8 ff1 fs0 fc0 sc0 ls0 ws0">Opto</div><div class="t m0 x2 h3 y12 ff1 fs0 fc0 sc0 ls0 ws0">GND</div><div class="t m0 x10 h3 y13 ff1 fs0 fc0 sc0 ls0 ws0">TPS25740B</div><div class="t m0 x11 h3 y14 ff1 fs0 fc0 sc0 ls0 ws0">TPD1E05U06</div></div><div class="t m0 x12 h5 y15 ff3 fs2 fc0 sc0 ls0 ws0">1</div><div class="t m0 x13 h5 y16 ff3 fs2 fc0 sc0 ls0 ws0">TIDUDW2B<span class="_ _1"></span>–<span class="_ _1"></span>February<span class="_ _2"> </span>2018<span class="_ _1"></span>–<span class="_ _1"></span>Revised<span class="_ _2"> </span>April<span class="_ _2"> </span>2019</div><div class="t m0 x13 h6 y17 ff4 fs2 fc1 sc0 ls0 ws0">Submit<span class="_ _2"> </span>Documentation<span class="_ _2"> </span>Feedback</div><div class="t m0 x14 h7 y18 ff3 fs3 fc0 sc0 ls0 ws0">Copyright<span class="_ _3"> </span>©<span class="_ _3"> </span>2018–2019,<span class="_ _3"> </span>Texas<span class="_ _3"> </span>Instruments<span class="_ _3"> </span>Incorporated</div><div class="t m0 x15 h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">30-W/in</div><div class="t m0 x16 h8 y1a ff4 fs4 fc0 sc0 ls0 ws0">3</div><div class="t m0 x17 h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">,<span class="_ _2"> </span>94%<span class="_ _2"> </span>Efficiency,<span class="_ _3"> </span>65-W<span class="_ _2"> </span>USB<span class="_ _2"> </span>Type-C™<span class="_ _3"> </span>PD<span class="_ _2"> </span>AC/DC<span class="_ _2"> </span>Adapter</div><div class="t m0 x18 h6 y1b ff4 fs2 fc0 sc0 ls0 ws0">Reference<span class="_ _2"> </span>Design</div><div class="t m0 x13 h9 y1c ff5 fs5 fc0 sc0 ls0 ws0">Design<span class="_ _4"> </span>Guide:<span class="_ _4"> </span>TIDA-01622</div><div class="t m0 x13 ha y1d ff5 fs6 fc0 sc0 ls0 ws0">30-W/in</div><div class="t m0 x19 hb y1e ff5 fs7 fc0 sc0 ls0 ws0">3</div><div class="t m0 x1a ha y1d ff5 fs6 fc0 sc0 ls0 ws0">,<span class="_ _5"> </span>94%<span class="_ _5"> </span>Efficiency,<span class="_ _5"> </span>65-W<span class="_ _5"> </span>USB<span class="_ _5"> </span>Type-C™<span class="_ _5"> </span>PD<span class="_ _5"> </span>AC/DC</div><div class="t m0 x13 ha y1f ff5 fs6 fc0 sc0 ls0 ws0">Adapter<span class="_ _5"> </span>Reference<span class="_ _5"> </span>Design</div><div class="t m0 x13 hc y20 ff6 fs8 fc0 sc0 ls0 ws0">Description</div><div class="t m0 x13 hd y21 ff3 fs8 fc0 sc0 ls0 ws0">This<span class="_ _6"> </span>fully-tested,<span class="_ _6"> </span>USB<span class="_ _6"> </span>power<span class="_ _6"> </span>delivery<span class="_ _6"> </span>reference<span class="_ _6"> </span>design</div><div class="t m0 x13 hd y22 ff3 fs8 fc0 sc0 ls0 ws0">is<span class="_ _6"> </span>a<span class="_ _6"> </span>high-efficiency,<span class="_ _6"> </span>high-power-density,<span class="_ _6"> </span>AC/DC</div><div class="t m0 x13 hd y23 ff3 fs8 fc0 sc0 ls0 ws0">adapter<span class="_ _6"> </span>solution<span class="_ _6"> </span>with<span class="_ _6"> </span>a<span class="_ _6"> </span>wide<span class="_ _6"> </span>input<span class="_ _6"> </span>voltage<span class="_ _6"> </span>range<span class="_ _6"> </span>(85-<span class="_ _6"> </span>to</div><div class="t m0 x13 hd y24 ff3 fs8 fc0 sc0 ls0 ws0">265-V<span class="_ _6"> </span>AC)<span class="_ _6"> </span>for<span class="_ _6"> </span>laptop<span class="_ _6"> </span>adapters<span class="_ _6"> </span>and<span class="_ _6"> </span>smartphone</div><div class="t m0 x13 hd y25 ff3 fs8 fc0 sc0 ls0 ws0">charger<span class="_ _6"> </span>applications.<span class="_ _6"> </span>The<span class="_ _6"> </span>design<span class="_ _6"> </span>adopts<span class="_ _6"> </span>active-clamp-</div><div class="t m0 x13 hd y26 ff3 fs8 fc0 sc0 ls0 ws0">flyback<span class="_ _6"> </span>topology<span class="_ _6"> </span>controlled<span class="_ _6"> </span>by<span class="_ _6"> </span>TI’s<span class="_ _6"> </span>newest<span class="_ _6"> </span>ACF</div><div class="t m0 x13 hd y27 ff3 fs8 fc0 sc0 ls0 ws0">controller<span class="_ _6"> </span>UCC28780<span class="_ _6"> </span>as<span class="_ _6"> </span>the<span class="_ _6"> </span>primary<span class="_ _6"> </span>power<span class="_ _6"> </span>supply</div><div class="t m0 x13 hd y28 ff3 fs8 fc0 sc0 ls0 ws0">stage.<span class="_ _6"> </span>This<span class="_ _6"> </span>design<span class="_ _6"> </span>uses<span class="_ _6"> </span>TPS25740B,<span class="_ _6"> </span>TI’s<span class="_ _6"> </span>PD<span class="_ _6"> </span>source</div><div class="t m0 x13 hd y29 ff3 fs8 fc0 sc0 ls0 ws0">controller,<span class="_ _6"> </span>to<span class="_ _6"> </span>achieve<span class="_ _6"> </span>a<span class="_ _6"> </span>full<span class="_ _6"> </span>PD<span class="_ _6"> </span>2.0<span class="_ _6"> </span>function.<span class="_ _6"> </span>The<span class="_ _6"> </span>design</div><div class="t m0 x13 hd y2a ff3 fs8 fc0 sc0 ls0 ws0">achieves<span class="_ _6"> </span>a<span class="_ _6"> </span>peak<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>of<span class="_ _6"> </span>94%<span class="_ _6"> </span>at<span class="_ _6"> </span>a<span class="_ _6"> </span>very-high</div><div class="t m0 x13 hd y2b ff3 fs8 fc0 sc0 ls0 ws0">switching<span class="_ _6"> </span>frequency.<span class="_ _6"> </span>The<span class="_ _6"> </span>power<span class="_ _6"> </span>density<span class="_ _6"> </span>of<span class="_ _6"> </span>the<span class="_ _6"> </span>design</div><div class="t m0 x13 hd y2c ff3 fs8 fc0 sc0 ls0 ws0">has<span class="_ _6"> </span>been<span class="_ _6"> </span>increased<span class="_ _6"> </span>to<span class="_ _6"> </span>30<span class="_ _6"> </span>W/in</div><div class="t m0 x10 he y2d ff3 fs9 fc0 sc0 ls0 ws0">3</div><div class="t m0 x1b hd y2c ff3 fs8 fc0 sc0 ls0 ws0">,<span class="_ _6"> </span>which<span class="_ _6"> </span>is<span class="_ _6"> </span>much<span class="_ _6"> </span>higher</div><div class="t m0 x13 hd y2e ff3 fs8 fc0 sc0 ls0 ws0">than<span class="_ _6"> </span>traditional<span class="_ _6"> </span>solutions.</div><div class="t m0 x13 hc y2f ff6 fs8 fc0 sc0 ls0 ws0">Resources</div><div class="t m0 x1 h5 y30 ff3 fs2 fc1 sc0 ls0 ws0">TIDA-01622<span class="_ _7"> </span><span class="fc0">Design<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y31 ff3 fs2 fc1 sc0 ls0 ws0">UCC28780<span class="_ _8"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y32 ff3 fs2 fc1 sc0 ls0 ws0">UCC24612<span class="_ _8"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y33 ff3 fs2 fc1 sc0 ls0 ws0">TPS25740B<span class="_ _7"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y34 ff3 fs2 fc1 sc0 ls0 ws0">ATL431<span class="_ _9"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y35 ff3 fs2 fc1 sc0 ls0 ws0">ISO7710<span class="_ _a"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y36 ff3 fs2 fc1 sc0 ls0 ws0">CSD17578Q3A<span class="_ _b"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1 h5 y37 ff3 fs2 fc1 sc0 ls0 ws0">TPD1E05U06-Q1<span class="_ _c"> </span><span class="fc0">Product<span class="_ _2"> </span>Folder</span></div><div class="t m0 x1c h5 y38 ff3 fs2 fc1 sc0 ls0 ws0">ASK<span class="_ _2"> </span>Our<span class="_ _3"> </span>E2E™<span class="_ _2"> </span>Experts</div><div class="t m0 x1d hc y20 ff6 fs8 fc0 sc0 ls0 ws0">Features</div><div class="t m0 x1d hd y39 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>High<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>(94%<span class="_ _6"> </span>peak<span class="_ _6"> </span>value)</div><div class="t m0 x1d hd y3a ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>High<span class="_ _6"> </span>power<span class="_ _6"> </span>density<span class="_ _6"> </span>(30<span class="_ _6"> </span>W/in³)</div><div class="t m0 x1d hd y3b ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Low<span class="_ _6"> </span>power<span class="_ _6"> </span>consumption<span class="_ _6"> </span>at<span class="_ _6"> </span>no<span class="_ _6"> </span>load<span class="_ _6"> </span>(60<span class="_ _6"> </span>mW)</div><div class="t m0 x1d hd y3c ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Low<span class="_ _6"> </span>input<span class="_ _6"> </span>power<span class="_ _6"> </span>at<span class="_ _6"> </span>light<span class="_ _6"> </span>load<span class="_ _6"> </span>(0.5<span class="_ _6"> </span>W)<span class="_ _6"> </span>at<span class="_ _6"> </span>20-V</div><div class="t m0 x1e he y3d ff3 fs9 fc0 sc0 ls0 ws0">OUT</div><div class="t m0 x1f hd y3c ff3 fs8 fc0 sc0 ls0 ws0">,</div><div class="t m0 x20 hd y3e ff3 fs8 fc0 sc0 ls0 ws0">0.25-W<span class="_ _6"> </span>output</div><div class="t m0 x1d hd y3f ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Fully<span class="_ _6"> </span>compatible<span class="_ _6"> </span>with<span class="_ _6"> </span>USB<span class="_ _6"> </span>PD<span class="_ _6"> </span>2.0<span class="_ _6"> </span>standard<span class="_ _6"> </span>with<span class="_ _6"> </span>5-</div><div class="t m0 x20 hd y40 ff3 fs8 fc0 sc0 ls0 ws0">V/3-A,<span class="_ _6"> </span>9-V/3-A,<span class="_ _6"> </span>15-V/3-A,<span class="_ _6"> </span>20-V/3.25-A<span class="_ _6"> </span>output</div><div class="t m0 x1d hd y41 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Active-clamp<span class="_ _6"> </span>flyback<span class="_ _6"> </span>+<span class="_ _6"> </span>SR<span class="_ _6"> </span>topology</div><div class="t m0 x1d hd y42 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Small<span class="_ _6"> </span>size<span class="_ _6"> </span>(62<span class="_ _6"> </span>mm<span class="_ _6"> </span>×<span class="_ _6"> </span>28.6<span class="_ _6"> </span>mm<span class="_ _6"> </span>×<span class="_ _6"> </span>18.4<span class="_ _6"> </span>mm)</div><div class="t m0 x1d hc y43 ff6 fs8 fc0 sc0 ls0 ws0">Applications</div><div class="t m0 x1d hd y44 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span><span class="fc1">Notebook<span class="_ _6"> </span>PC<span class="_ _6"> </span>power<span class="_ _6"> </span>adapter<span class="_ _6"> </span>design</span></div><div class="t m0 x1d hd y45 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span><span class="fc1">Mobile<span class="_ _6"> </span>wall<span class="_ _6"> </span>charger<span class="_ _6"> </span>design</span></div><div class="t m0 x1d hd y46 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span><span class="fc1">Other<span class="_ _6"> </span>AC/DC<span class="_ _6"> </span>adapters/PSU</span></div><div class="t m0 x1d hd y47 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span><span class="fc1">Industrial<span class="_ _6"> </span>AC/DC</span></div><div class="t m0 x21 h5 y48 ff3 fs2 fc0 sc0 ls0 ws0">An<span class="_ _2"> </span>IMPORTANT<span class="_ _3"> </span>NOTICE<span class="_ _2"> </span>at<span class="_ _2"> </span>the<span class="_ _2"> </span>end<span class="_ _2"> </span>of<span class="_ _3"> </span>this<span class="_ _2"> </span>TI<span class="_ _2"> </span>reference<span class="_ _2"> </span>design<span class="_ _2"> </span>addresses<span class="_ _3"> </span>authorized<span class="_ _2"> </span>use,<span class="_ _2"> </span>intellectual<span class="_ _2"> </span>property<span class="_ _3"> </span>matters<span class="_ _2"> </span>and<span class="_ _2"> </span>other</div><div class="t m0 x21 h5 y49 ff3 fs2 fc0 sc0 ls0 ws0">important<span class="_ _2"> </span>disclaimers<span class="_ _2"> </span>and<span class="_ _3"> 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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62552adb47503a0a93d90954/bg2.jpg"><div class="c x22 y4a w3 hf"><div class="t m0 x23 h10 y4b ff7 fsa fc0 sc0 ls0 ws0">Vout</div><div class="t m0 x24 h11 y4c ff7 fsb fc0 sc0 ls0 ws0">PFC Stage</div><div class="t m0 x25 h11 y4d ff7 fsb fc0 sc0 ls0 ws0">Isolated </div><div class="t m0 x26 h11 y4e ff7 fsb fc0 sc0 ls0 ws0">DC/DC Stage</div><div class="t m0 x27 h11 y4d ff7 fsb fc0 sc0 ls0 ws0">USB PD </div><div class="t m0 x20 h11 y4e ff7 fsb fc0 sc0 ls0 ws0">Control Stage</div><div class="t m0 x13 h11 y4d ff7 fsb fc0 sc0 ls0 ws0">Filter and </div><div class="t m0 x1 h11 y4e ff7 fsb fc0 sc0 ls0 ws0">Rectifier</div><div class="t m0 x0 h10 y4f ff7 fsa fc0 sc0 ls0 ws0">AC Mains</div></div><div class="t m0 x13 h12 y50 ff4 fsa fc0 sc0 ls0 ws0">System<span class="_ _2"> </span>Description</div><div class="t m2 x28 h5 y50 ff3 fs2 fc0 sc0 ls0 ws0">www.ti.com</div><div class="t m0 x13 h5 y15 ff3 fs2 fc0 sc0 ls0 ws0">2</div><div class="t m0 x29 h5 y16 ff3 fs2 fc0 sc0 ls0 ws0">TIDUDW2B<span class="_ _1"></span>–<span class="_ _1"></span>February<span class="_ _2"> </span>2018<span class="_ _1"></span>–<span class="_ _1"></span>Revised<span class="_ _2"> </span>April<span class="_ _2"> </span>2019</div><div class="t m0 x2a h6 y17 ff4 fs2 fc1 sc0 ls0 ws0">Submit<span class="_ _2"> </span>Documentation<span class="_ _3"> </span>Feedback</div><div class="t m0 x14 h7 y18 ff3 fs3 fc0 sc0 ls0 ws0">Copyright<span class="_ _3"> </span>©<span class="_ _3"> </span>2018–2019,<span class="_ _3"> </span>Texas<span class="_ _3"> </span>Instruments<span class="_ _3"> </span>Incorporated</div><div class="t m0 x2b h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">30-W/in</div><div class="t m0 x2c h8 y1a ff4 fs4 fc0 sc0 ls0 ws0">3</div><div class="t m0 x2d h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">,<span class="_ _2"> </span>94%<span class="_ _2"> </span>Efficiency,<span class="_ _3"> </span>65-W<span class="_ _2"> </span>USB<span class="_ _2"> </span>Type-C™<span class="_ _3"> </span>PD<span class="_ _2"> </span>AC/DC<span class="_ _2"> </span>Adapter</div><div class="t m0 x2b h6 y1b ff4 fs2 fc0 sc0 ls0 ws0">Reference<span class="_ _2"> </span>Design</div><div class="t m0 x13 h13 y51 ff6 fsc fc0 sc0 ls0 ws0">1<span class="_ _e"> </span>System<span class="_ _f"> </span>Description</div><div class="t m0 x2b hd y52 ff3 fs8 fc0 sc0 ls0 ws0">Smartphones<span class="_ _6"> </span>and<span class="_ _6"> </span>notebook<span class="_ _6"> </span>PCs<span class="_ _6"> </span>need<span class="_ _6"> </span>adapters<span class="_ _6"> </span>to<span class="_ _6"> </span>charge<span class="_ _6"> </span>their<span class="_ _6"> </span>batteries.<span class="_ _6"> </span>A<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>function<span class="_ _6"> </span>makes</div><div class="t m0 x2b hd y53 ff3 fs8 fc0 sc0 ls0 ws0">charging<span class="_ _6"> </span>convenient<span class="_ _6"> </span>because<span class="_ _6"> </span>the<span class="_ _6"> </span>smartphone<span class="_ _6"> </span>charger<span class="_ _6"> </span>and<span class="_ _6"> </span>notebook<span class="_ _6"> </span>PC<span class="_ _6"> </span>adapter<span class="_ _6"> </span>are<span class="_ _6"> </span>combined<span class="_ _6"> </span>to<span class="_ _6"> </span>one</div><div class="t m0 x2b hd y54 ff3 fs8 fc0 sc0 ls0 ws0">converter.<span class="_ _6"> </span>High<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>and<span class="_ _6"> </span>high<span class="_ _6"> </span>power<span class="_ _6"> </span>density<span class="_ _6"> </span>are<span class="_ _6"> </span>required<span class="_ _6"> </span>for<span class="_ _6"> </span>the<span class="_ _6"> </span>adapter<span class="_ _6"> </span>to<span class="_ _6"> </span>save<span class="_ _6"> </span>power<span class="_ _6"> </span>and<span class="_ _6"> </span>make</div><div class="t m0 x2b hd y55 ff3 fs8 fc0 sc0 ls0 ws0">the<span class="_ _6"> </span>device<span class="_ _6"> </span>easier<span class="_ _6"> </span>to<span class="_ _6"> </span>carry.<span class="_ _6"> </span>A<span class="_ _6"> </span>smartphone<span class="_ _6"> </span>charger<span class="_ _6"> </span>or<span class="_ _6"> </span>notebook<span class="_ _6"> </span>adapter<span class="_ _6"> </span>is<span class="_ _6"> </span>an<span class="_ _6"> </span>AC/DC<span class="_ _6"> </span>converter.<span class="_ _6"> </span><span class="fc1">Figure<span class="_ _6"> </span>1</span></div><div class="t m0 x2b hd y56 ff3 fs8 fc0 sc0 ls0 ws0">shows<span class="_ _6"> </span>a<span class="_ _6"> </span>typical<span class="_ _6"> </span>diagram<span class="_ _6"> </span>of<span class="_ _6"> </span>this<span class="_ _6"> </span>converter.<span class="_ _6"> </span>When<span class="_ _6"> </span>the<span class="_ _6"> </span>output<span class="_ _6"> </span>power<span class="_ _6"> </span>is<span class="_ _6"> </span>lower<span class="_ _6"> </span>than<span class="_ _6"> </span>75<span class="_ _6"> </span>W,<span class="_ _6"> </span>a<span class="_ _6"> </span>PFC<span class="_ _6"> </span>stage<span class="_ _6"> </span>is<span class="_ _6"> </span>not</div><div class="t m0 x2b hd y57 ff3 fs8 fc0 sc0 ls0 ws0">required.</div><div class="t m0 x2e hc y58 ff6 fs8 fc0 sc0 ls0 ws0">Figure<span class="_ _6"> </span>1.<span class="_ _6"> </span>Typical<span class="_ _6"> </span>Diagram<span class="_ _6"> </span>of<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>Adapter</div><div class="t m0 x2b hd y59 ff3 fs8 fc0 sc0 ls0 ws0">This<span class="_ _6"> </span>adapter<span class="_ _6"> </span>reference<span class="_ _6"> </span>design<span class="_ _6"> </span>operates<span class="_ _6"> </span>over<span class="_ _6"> </span>a<span class="_ _6"> </span>wide<span class="_ _6"> </span>input<span class="_ _6"> </span>voltage<span class="_ _6"> </span>range<span class="_ _6"> </span>from<span class="_ _6"> </span>85-V<span class="_ _6"> </span>to<span class="_ _6"> </span>265-V<span class="_ _6"> </span>AC<span class="_ _6"> </span>and<span class="_ _6"> </span>must</div><div class="t m0 x2b hd y5a ff3 fs8 fc0 sc0 ls0 ws0">be<span class="_ _6"> </span>able<span class="_ _6"> </span>to<span class="_ _6"> </span>power<span class="_ _6"> </span>different<span class="_ _6"> </span>equipment<span class="_ _6"> </span>with<span class="_ _6"> </span>different<span class="_ _6"> </span>voltage<span class="_ _6"> </span>demands<span class="_ _6"> </span>automatically.<span class="_ _6"> </span>When<span class="_ _6"> </span>faults<span class="_ _6"> </span>such<span class="_ _6"> </span>as</div><div class="t m0 x2b hd y5b ff3 fs8 fc0 sc0 ls0 ws0">over-current,<span class="_ _6"> </span>over-power,<span class="_ _6"> </span>and<span class="_ _6"> </span>over-voltage<span class="_ _6"> </span>happen,<span class="_ _6"> </span>the<span class="_ _6"> </span>adapter<span class="_ _6"> </span>reacts<span class="_ _6"> </span>quickly<span class="_ _6"> </span>to<span class="_ _6"> </span>protect<span class="_ _6"> </span>the<span class="_ _6"> </span>terminal</div><div class="t m0 x2b hd y5c ff3 fs8 fc0 sc0 ls0 ws0">device.</div><div class="t m0 x2b hd y5d ff3 fs8 fc0 sc0 ls0 ws0">This<span class="_ _6"> </span>reference<span class="_ _6"> </span>design<span class="_ _6"> </span>is<span class="_ _6"> </span>a<span class="_ _6"> </span>high<span class="_ _6"> </span>efficiency,<span class="_ _6"> </span>high<span class="_ _6"> </span>power<span class="_ _6"> </span>density,<span class="_ _6"> </span>65-W<span class="_ _6"> </span>output<span class="_ _6"> </span>power<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>2.0<span class="_ _6"> </span>AC/DC</div><div class="t m0 x2b hd y5e ff3 fs8 fc0 sc0 ls0 ws0">adapter<span class="_ _6"> </span>that<span class="_ _6"> </span>achieves<span class="_ _6"> </span>a<span class="_ _6"> </span>peak<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>of<span class="_ _6"> </span>94%<span class="_ _6"> </span>and<span class="_ _6"> </span>a<span class="_ _6"> </span>30-W/in</div><div class="t m0 x2f he y5f ff3 fs9 fc0 sc0 ls0 ws0">3</div><div class="t m0 x30 hd y5e ff3 fs8 fc0 sc0 ls0 ws0">power<span class="_ _6"> </span>density.<span class="_ _6"> </span>The<span class="_ _6"> </span>input<span class="_ _6"> </span>voltage<span class="_ _6"> </span>ranges</div><div class="t m0 x2b hd y60 ff3 fs8 fc0 sc0 ls0 ws0">from<span class="_ _6"> </span>85-V<span class="_ _6"> </span>to<span class="_ _6"> </span>265-V<span class="_ _6"> </span>AC<span class="_ _6"> </span>and<span class="_ _6"> </span>the<span class="_ _6"> </span>output<span class="_ _6"> </span>is<span class="_ _6"> </span>fully<span class="_ _6"> </span>compatible<span class="_ _6"> </span>with<span class="_ _6"> </span>USB<span class="_ _6"> </span>PD2.0<span class="_ _6"> </span>standard<span class="_ _6"> </span>with<span class="_ _6"> </span>5-V/3-A,<span class="_ _6"> </span>9-V/3-A,</div><div class="t m0 x2b hd y61 ff3 fs8 fc0 sc0 ls0 ws0">15-V/3-A,<span class="_ _6"> </span>and<span class="_ _6"> </span>20-V/3.25-A<span class="_ _6"> </span>outputs.<span class="_ _6"> </span>When<span class="_ _6"> </span>an<span class="_ _6"> </span>over-current,<span class="_ _6"> </span>short-circuit,<span class="_ _6"> </span>or<span class="_ _6"> </span>over-power<span class="_ _6"> </span>event<span class="_ _6"> </span>occurs,<span class="_ _6"> </span>this</div><div class="t m0 x2b hd y62 ff3 fs8 fc0 sc0 ls0 ws0">adapter<span class="_ _6"> </span>reference<span class="_ _6"> </span>design<span class="_ _6"> </span>can<span class="_ _6"> </span>cut<span class="_ _6"> </span>off<span class="_ _6"> </span>the<span class="_ _6"> </span>output<span class="_ _6"> </span>and<span class="_ _6"> </span>recovery<span class="_ _6"> </span>automatically.<span class="_ _6"> </span>With<span class="_ _6"> </span>over-voltage,<span class="_ _6"> </span>the<span class="_ _6"> </span>adapter</div><div class="t m0 x2b hd y63 ff3 fs8 fc0 sc0 ls0 ws0">is<span class="_ _6"> </span>latched<span class="_ _6"> </span>to<span class="_ _6"> </span>avoid<span class="_ _6"> </span>further<span class="_ _6"> </span>damage<span class="_ _6"> </span>to<span class="_ _6"> </span>the<span class="_ _6"> </span>terminal<span class="_ _6"> </span>devices.<span class="_ _6"> </span>Also,<span class="_ _6"> </span>this<span class="_ _6"> </span>adapter<span class="_ _6"> </span>meets<span class="_ _6"> </span>low<span class="_ _6"> </span>no-load<span class="_ _6"> </span>power</div><div class="t m0 x2b hd y64 ff3 fs8 fc0 sc0 ls0 ws0">consumption,<span class="_ _6"> </span>which<span class="_ _6"> </span>is<span class="_ _6"> </span>less<span class="_ _6"> </span>than<span class="_ _6"> </span>60<span class="_ _6"> </span>mW.</div><div class="t m0 x2b hd y65 ff3 fs8 fc0 sc0 ls0 ws0">This<span class="_ _6"> </span>converter<span class="_ _6"> </span>operates<span class="_ _6"> </span>at<span class="_ _6"> </span>a<span class="_ _6"> </span>high<span class="_ _6"> </span>switching<span class="_ _6"> </span>frequency<span class="_ _6"> </span>of<span class="_ _6"> </span>600<span class="_ _6"> </span>kHz<span class="_ _6"> </span>(max),<span class="_ _6"> </span>which<span class="_ _6"> </span>helps<span class="_ _6"> </span>decrease<span class="_ _6"> </span>the<span class="_ _6"> </span>size<span class="_ _6"> </span>of</div><div class="t m0 x2b hd y66 ff3 fs8 fc0 sc0 ls0 ws0">the<span class="_ _6"> </span>transformer<span class="_ _6"> </span>and<span class="_ _6"> </span>capacitors.<span class="_ _6"> </span>Furthermore,<span class="_ _6"> </span>the<span class="_ _6"> </span>EMI<span class="_ _6"> </span>filter<span class="_ _6"> </span>is<span class="_ _6"> </span>much<span class="_ _6"> </span>simpler<span class="_ _6"> </span>and<span class="_ _6"> </span>smaller<span class="_ _6"> </span>than<span class="_ _6"> </span>low</div><div class="t m0 x2b hd y67 ff3 fs8 fc0 sc0 ls0 ws0">frequency<span class="_ _6"> </span>converters.</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>

<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62552adb47503a0a93d90954/bg3.jpg"><div class="t m2 x13 h5 y50 ff3 fs2 fc0 sc0 ls0 ws0">www.ti.com</div><div class="t m0 x31 h12 y50 ff4 fsa fc0 sc0 ls0 ws0">System<span class="_ _2"> </span>Description</div><div class="t m0 x12 h5 y15 ff3 fs2 fc0 sc0 ls0 ws0">3</div><div class="t m0 x13 h5 y16 ff3 fs2 fc0 sc0 ls0 ws0">TIDUDW2B<span class="_ _1"></span>–<span class="_ _1"></span>February<span class="_ _2"> </span>2018<span class="_ _1"></span>–<span class="_ _1"></span>Revised<span class="_ _2"> </span>April<span class="_ _2"> </span>2019</div><div class="t m0 x13 h6 y17 ff4 fs2 fc1 sc0 ls0 ws0">Submit<span class="_ _2"> </span>Documentation<span class="_ _3"> </span>Feedback</div><div class="t m0 x14 h7 y18 ff3 fs3 fc0 sc0 ls0 ws0">Copyright<span class="_ _3"> </span>©<span class="_ _3"> </span>2018–2019,<span class="_ _3"> </span>Texas<span class="_ _3"> </span>Instruments<span class="_ _3"> </span>Incorporated</div><div class="t m0 x15 h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">30-W/in</div><div class="t m0 x16 h8 y1a ff4 fs4 fc0 sc0 ls0 ws0">3</div><div class="t m0 x17 h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">,<span class="_ _2"> </span>94%<span class="_ _2"> </span>Efficiency,<span class="_ _3"> </span>65-W<span class="_ _2"> </span>USB<span class="_ _2"> </span>Type-C™<span class="_ _3"> </span>PD<span class="_ _2"> </span>AC/DC<span class="_ _2"> </span>Adapter</div><div class="t m0 x18 h6 y1b ff4 fs2 fc0 sc0 ls0 ws0">Reference<span class="_ _2"> </span>Design</div><div class="t m0 x13 h14 y68 ff5 fsc fc0 sc0 ls0 ws0">1.1<span class="_ _10"> </span>Key<span class="_ _f"> </span>System<span class="_ _f"> </span>Specifications</div><div class="t m0 x6 hc y69 ff6 fs8 fc0 sc0 ls0 ws0">Table<span class="_ _6"> </span>1.<span class="_ _6"> </span>Key<span class="_ _6"> </span>System<span class="_ _6"> </span>Specifications</div><div class="t m0 x32 h15 y6a ff6 fs2 fc0 sc0 ls0 ws0">PARAMETER<span class="_ _11"> </span>TEST<span class="_ _2"> </span>CONDITION<span class="_ _12"> </span>MIN<span class="_ _13"> </span>TYP<span class="_ _14"> </span>MAX<span class="_ _15"> </span>UNIT</div><div class="t m0 x33 h15 y6b ff6 fs2 fc0 sc0 ls0 ws0">INPUT<span class="_ _2"> </span>CHARACTERISTICS</div><div class="t m0 x33 h5 y6c ff3 fs2 fc0 sc0 ls0 ws0">Input<span class="_ _2"> </span>voltage<span class="_ _3"> </span>(V</div><div class="t m0 x34 h16 y6d ff3 fs4 fc0 sc0 ls0 ws0">INAC</div><div class="t m0 x1c h5 y6c ff3 fs2 fc0 sc0 ls0 ws0">)<span class="_ _16"> </span>85<span class="_ _b"> </span>230<span class="_ _17"> </span>265<span class="_ _18"> </span>V<span class="_ _2"> </span>AC</div><div class="t m0 x33 h5 y6e ff3 fs2 fc0 sc0 ls0 ws0">Frequency<span class="_ _2"> </span>(f</div><div class="t m0 x35 h16 y6f ff3 fs4 fc0 sc0 ls0 ws0">LINE</div><div class="t m0 x34 h5 y6e ff3 fs2 fc0 sc0 ls0 ws0">)<span class="_ _19"> </span>47<span class="_ _1a"> </span>50<span class="_ _1a"> </span>63<span class="_ _1b"> </span>Hz</div><div class="t m0 x33 h5 y70 ff3 fs2 fc0 sc0 ls0 ws0">Brown-in<span class="_ _2"> </span>voltage<span class="_ _1c"> </span>75<span class="_ _0"> </span>V<span class="_ _3"> </span>AC</div><div class="t m0 x33 h5 y71 ff3 fs2 fc0 sc0 ls0 ws0">Brownout<span class="_ _2"> </span>voltage<span class="_ _1d"> </span>70<span class="_ _0"> </span>V<span class="_ _3"> </span>AC</div><div class="t m0 x33 h15 y72 ff6 fs2 fc0 sc0 ls0 ws0">OUTPUT<span class="_ _2"> </span>CHARACTERISTICS</div><div class="t m0 x33 h5 y73 ff3 fs2 fc0 sc0 ls0 ws0">Output<span class="_ _2"> </span>voltage</div><div class="t m0 x11 h5 y74 ff3 fs2 fc0 sc0 ls0 ws0">5-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _1e"> </span>4.95<span class="_ _1f"> </span>5<span class="_ _20"> </span>5.05<span class="_ _21"> </span>V</div><div class="t m0 x11 h5 y75 ff3 fs2 fc0 sc0 ls0 ws0">9-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _1e"> </span>8.95<span class="_ _1f"> </span>9<span class="_ _20"> </span>9.05<span class="_ _21"> </span>V</div><div class="t m0 x11 h5 y76 ff3 fs2 fc0 sc0 ls0 ws0">15-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _22"> </span>14.9<span class="_ _1a"> </span>15<span class="_ _20"> </span>15.1<span class="_ _21"> </span>V</div><div class="t m0 x11 h5 y77 ff3 fs2 fc0 sc0 ls0 ws0">20-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _23"> </span>19.85<span class="_ _1a"> </span>20<span class="_ _24"> </span>20.15<span class="_ _21"> </span>V</div><div class="t m0 x33 h5 y78 ff3 fs2 fc0 sc0 ls0 ws0">Output<span class="_ _2"> </span>current</div><div class="t m0 x11 h5 y79 ff3 fs2 fc0 sc0 ls0 ws0">5-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _25"> </span>3<span class="_ _26"> </span>A</div><div class="t m0 x11 h5 y7a ff3 fs2 fc0 sc0 ls0 ws0">9-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _25"> </span>3<span class="_ _26"> </span>A</div><div class="t m0 x11 h5 y7b ff3 fs2 fc0 sc0 ls0 ws0">15-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _27"> </span>3<span class="_ _26"> </span>A</div><div class="t m0 x11 h5 y7c ff3 fs2 fc0 sc0 ls0 ws0">20-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _28"> </span>3.25<span class="_ _26"> </span>A</div><div class="t m0 x33 h5 y7d ff3 fs2 fc0 sc0 ls0 ws0">Load<span class="_ _2"> </span>regulation</div><div class="t m0 x11 h5 y7e ff3 fs2 fc0 sc0 ls0 ws0">5-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _29"> </span>0.2<span class="_ _2a"> </span>0.5<span class="_ _2b"> </span>%</div><div class="t m0 x11 h5 y7f ff3 fs2 fc0 sc0 ls0 ws0">9-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _29"> </span>0.3<span class="_ _2a"> </span>0.5<span class="_ _2b"> </span>%</div><div class="t m0 x11 h5 y80 ff3 fs2 fc0 sc0 ls0 ws0">15-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _2c"> </span>0.6<span class="_ _2a"> </span>1.0<span class="_ _2b"> </span>%</div><div class="t m0 x11 h5 y81 ff3 fs2 fc0 sc0 ls0 ws0">20-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _2c"> </span>0.8<span class="_ _2a"> </span>1.0<span class="_ _2b"> </span>%</div><div class="t m0 x33 h5 y82 ff3 fs2 fc0 sc0 ls0 ws0">Ripple<span class="_ _2"> </span>and<span class="_ _3"> </span>noise</div><div class="t m0 x11 h5 y83 ff3 fs2 fc0 sc0 ls0 ws0">5-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _2d"> </span>130<span class="_ _2e"> </span>mV</div><div class="t m0 x11 h5 y84 ff3 fs2 fc0 sc0 ls0 ws0">9-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _2d"> </span>140<span class="_ _2e"> </span>mV</div><div class="t m0 x11 h5 y85 ff3 fs2 fc0 sc0 ls0 ws0">15-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _2f"> </span>156<span class="_ _2e"> </span>mV</div><div class="t m0 x11 h5 y86 ff3 fs2 fc0 sc0 ls0 ws0">20-V<span class="_ _2"> </span>sink<span class="_ _3"> </span>attached<span class="_ _2f"> </span>204<span class="_ _2e"> </span>mV</div><div class="t m0 x33 h5 y87 ff3 fs2 fc0 sc0 ls0 ws0">Maximum<span class="_ _2"> </span>output<span class="_ _3"> </span>power<span class="_ _30"> </span>65<span class="_ _31"> </span>W</div><div class="t m0 x33 h15 y88 ff6 fs2 fc0 sc0 ls0 ws0">SYSTEM<span class="_ _2"> </span>CHARACTERISTICS</div><div class="t m0 x33 h5 y89 ff3 fs2 fc0 sc0 ls0 ws0">Peak<span class="_ _2"> </span>efficiency</div><div class="t m0 x11 h5 y8a ff3 fs2 fc0 sc0 ls0 ws0">Low<span class="_ _2"> </span>line<span class="_ _32"> </span>93.8<span class="_ _33"> </span>%</div><div class="t m0 x11 h5 y8b ff3 fs2 fc0 sc0 ls0 ws0">High<span class="_ _2"> </span>line<span class="_ _34"> </span>94.0<span class="_ _33"> </span>%</div><div class="t m0 x33 h5 y8c ff3 fs2 fc0 sc0 ls0 ws0">Operating<span class="_ _2"> </span>ambient<span class="_ _3"> </span>temperature<span class="_ _35"> </span>64.5<span class="_ _36"> </span>°C</div><div class="t m0 x33 h5 y8d ff3 fs2 fc0 sc0 ls0 ws0">Standards<span class="_ _2"> </span>and<span class="_ _3"> </span>norms<span class="_ _2a"> </span>EMI<span class="_ _37"> </span>IEC<span class="_ _2"> </span>61000-2-3<span class="_ _3"> </span>Class<span class="_ _2"> </span>D,<span class="_ _2"> </span>EN<span class="_ _2"> </span>55032<span class="_ _2"> </span>class<span class="_ _3"> </span>B</div><div class="t m0 x33 h5 y8e ff3 fs2 fc0 sc0 ls0 ws0">Board<span class="_ _2"> </span>form<span class="_ _2"> </span>factor<span class="_ _38"> </span>62<span class="_ _2"> </span>mm<span class="_ _3"> </span>×<span class="_ _2"> </span>28.6<span class="_ _2"> </span>mm<span class="_ _2"> </span>×<span class="_ _2"> </span>18.4<span class="_ _3"> </span>mm</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>

<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62552adb47503a0a93d90954/bg4.jpg"><div class="c x19 y8f w4 h17"><div class="t m0 x36 h18 y90 ff1 fsd fc0 sc0 ls0 ws0">CC1</div><div class="t m0 x37 h18 y91 ff1 fsd fc0 sc0 ls0 ws0">NV6117</div><div class="t m0 x15 h18 y92 ff1 fsd fc0 sc0 ls0 ws0">CSD17578Q3</div><div class="t m0 x38 h18 y93 ff1 fsd fc0 sc0 ls0 ws0">UCC24612-1</div><div class="t m0 x36 h18 y94 ff1 fsd fc0 sc0 ls0 ws0">V</div><div class="t m0 x39 h19 y95 ff1 fse fc0 sc0 ls0 ws0">OUT</div><div class="t m0 x2c h18 y96 ff1 fsd fc0 sc0 ls0 ws0">UCC28780<span class="_ _39"> </span>ATL431</div><div class="t m0 x37 h18 y97 ff1 fsd fc0 sc0 ls0 ws0">NV6115</div><div class="t m0 x3a h18 y98 ff1 fsd fc0 sc0 ls0 ws0">EMI Filter </div><div class="t m0 x3b h18 y99 ff1 fsd fc0 sc0 ls0 ws0">and </div><div class="t m0 x3c h18 y9a ff1 fsd fc0 sc0 ls0 ws0">Rectifier </div><div class="t m0 x3d h18 y9b ff1 fsd fc0 sc0 ls0 ws0">Bridge</div><div class="t m0 x3e h18 y9c ff1 fsd fc0 sc0 ls0 ws0">85 VAC</div><div class="t m0 x0 h18 y9d ff2 fsd fc0 sc0 ls0 ws0">§<span class="ff1">265 VAC</span></div><div class="t m0 x3f h18 y9e ff1 fsd fc0 sc0 ls0 ws0">Copyright © 2018, Texas Instruments Incorporated</div><div class="t m0 x40 h18 y9f ff1 fsd fc0 sc0 ls0 ws0">ISO7710</div><div class="t m0 x41 h18 y96 ff1 fsd fc0 sc0 ls0 ws0">Opto</div><div class="t m0 x42 h18 ya0 ff1 fsd fc0 sc0 ls0 ws0">GND</div><div class="t m0 x43 h18 ya1 ff1 fsd fc0 sc0 ls0 ws0">TPS25740B</div><div class="t m0 x44 h18 ya2 ff1 fsd fc0 sc0 ls0 ws0">TPD1E05U06</div></div><div class="t m0 x13 h12 y50 ff4 fsa fc0 sc0 ls0 ws0">System<span class="_ _2"> </span>Overview</div><div class="t m2 x28 h5 y50 ff3 fs2 fc0 sc0 ls0 ws0">www.ti.com</div><div class="t m0 x13 h5 y15 ff3 fs2 fc0 sc0 ls0 ws0">4</div><div class="t m0 x29 h5 y16 ff3 fs2 fc0 sc0 ls0 ws0">TIDUDW2B<span class="_ _1"></span>–<span class="_ _1"></span>February<span class="_ _2"> </span>2018<span class="_ _1"></span>–<span class="_ _1"></span>Revised<span class="_ _2"> </span>April<span class="_ _2"> </span>2019</div><div class="t m0 x2a h6 y17 ff4 fs2 fc1 sc0 ls0 ws0">Submit<span class="_ _2"> </span>Documentation<span class="_ _3"> </span>Feedback</div><div class="t m0 x14 h7 y18 ff3 fs3 fc0 sc0 ls0 ws0">Copyright<span class="_ _3"> </span>©<span class="_ _3"> </span>2018–2019,<span class="_ _3"> </span>Texas<span class="_ _3"> </span>Instruments<span class="_ _3"> </span>Incorporated</div><div class="t m0 x2b h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">30-W/in</div><div class="t m0 x2c h8 y1a ff4 fs4 fc0 sc0 ls0 ws0">3</div><div class="t m0 x2d h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">,<span class="_ _2"> </span>94%<span class="_ _2"> </span>Efficiency,<span class="_ _3"> </span>65-W<span class="_ _2"> </span>USB<span class="_ _2"> </span>Type-C™<span class="_ _3"> </span>PD<span class="_ _2"> </span>AC/DC<span class="_ _2"> </span>Adapter</div><div class="t m0 x2b h6 y1b ff4 fs2 fc0 sc0 ls0 ws0">Reference<span class="_ _2"> </span>Design</div><div class="t m0 x13 h13 y51 ff6 fsc fc0 sc0 ls0 ws0">2<span class="_ _e"> </span>System<span class="_ _f"> </span>Overview</div><div class="t m0 x13 h14 ya3 ff5 fsc fc0 sc0 ls0 ws0">2.1<span class="_ _10"> </span>Block<span class="_ _f"> </span>Diagram</div><div class="t m0 x2b hd ya4 ff3 fs8 fc1 sc0 ls0 ws0">Figure<span class="_ _6"> </span>2<span class="_ _6"> </span><span class="fc0">shows<span class="_ _6"> </span>the<span class="_ _6"> </span>high-level<span class="_ _6"> </span>block<span class="_ _6"> </span>diagram<span class="_ _6"> </span>of<span class="_ _6"> </span>the<span class="_ _6"> </span>circuit.<span class="_ _6"> </span>The<span class="_ _6"> </span>main<span class="_ _6"> </span>topology<span class="_ _6"> </span>of<span class="_ _6"> </span>this<span class="_ _6"> </span>reference<span class="_ _6"> </span>design<span class="_ _6"> </span>is</span></div><div class="t m0 x2b hd ya5 ff3 fs8 fc0 sc0 ls0 ws0">active<span class="_ _6"> </span>clamp<span class="_ _6"> </span>flyback<span class="_ _6"> </span>(ACF),<span class="_ _6"> </span>which<span class="_ _6"> </span>is<span class="_ _6"> </span>controlled<span class="_ _6"> </span>by<span class="_ _6"> </span>TI’s<span class="_ _6"> </span>new<span class="_ _6"> </span>ACF<span class="_ _6"> </span>controller<span class="_ _6"> </span>UCC28780.<span class="_ _6"> </span>The<span class="_ _6"> </span>synchronize</div><div class="t m0 x2b hd ya6 ff3 fs8 fc0 sc0 ls0 ws0">rectifier<span class="_ _6"> </span>controller<span class="_ _6"> </span>UCC24612-1<span class="_ _6"> </span>controls<span class="_ _6"> </span>the<span class="_ _6"> </span>synchronize<span class="_ _6"> </span>rectifier<span class="_ _6"> </span>MOSFET<span class="_ _6"> </span>for<span class="_ _6"> </span>better<span class="_ _6"> </span>efficiency</div><div class="t m0 x2b hd ya7 ff3 fs8 fc0 sc0 ls0 ws0">performance.<span class="_ _6"> </span>The<span class="_ _6"> </span>main<span class="_ _6"> </span>switching<span class="_ _6"> </span>devices<span class="_ _6"> </span>are<span class="_ _6"> </span>NV6115<span class="_ _6"> </span>and<span class="_ _6"> </span>NV6117<span class="_ _6"> </span>GaN<span class="_ _6"> </span>devices<span class="_ _6"> </span>from<span class="_ _6"> </span>Navitas</div><div class="t m0 x2b hd ya8 ff3 fs8 fc0 sc0 ls0 ws0">Semiconductor,<span class="_ _6"> </span>Inc.<span class="_ _6"> </span>The<span class="_ _6"> </span>TI<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>source<span class="_ _6"> </span>controller<span class="_ _6"> </span>TPS25740B<span class="_ _6"> </span>controls<span class="_ _6"> </span>the<span class="_ _6"> </span>output<span class="_ _6"> </span>fully<span class="_ _6"> </span>compatible</div><div class="t m0 x2b hd ya9 ff3 fs8 fc0 sc0 ls0 ws0">with<span class="_ _6"> </span>the<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>2.0<span class="_ _6"> </span>standard<span class="_ _6"> </span>with<span class="_ _6"> </span>5-V/3-A,<span class="_ _6"> </span>9-V/3-A,<span class="_ _6"> </span>15-V/3-A,<span class="_ _6"> </span>20-V/3.25-A<span class="_ _6"> </span>outputs.</div><div class="t m0 x45 hc yaa ff6 fs8 fc0 sc0 ls0 ws0">Figure<span class="_ _6"> </span>2.<span class="_ _6"> </span>Block<span class="_ _6"> </span>Diagram<span class="_ _6"> </span>of<span class="_ _6"> </span>TIDA-01622</div><div class="t m0 x13 h14 yab ff5 fsc fc0 sc0 ls0 ws0">2.2<span class="_ _10"> </span>Highlighted<span class="_ _f"> </span>Products</div><div class="t m0 x13 hc yac ff6 fs8 fc0 sc0 ls0 ws0">2.2.1<span class="_ _3a"> </span>UCC28780</div><div class="t m0 x2b hd yad ff3 fs8 fc0 sc0 ls0 ws0">The<span class="_ _6"> </span>UCC28780<span class="_ _6"> </span>is<span class="_ _6"> </span>a<span class="_ _6"> </span>high-frequency<span class="_ _6"> </span>active-clamp<span class="_ _6"> </span>flyback<span class="_ _6"> </span>controller<span class="_ _6"> </span>that<span class="_ _6"> </span>enables<span class="_ _6"> </span>high-density<span class="_ _6"> </span>AC/DC<span class="_ _6"> </span>power</div><div class="t m0 x2b hd yae ff3 fs8 fc0 sc0 ls0 ws0">supplies<span class="_ _6"> </span>that<span class="_ _6"> </span>comply<span class="_ _6"> </span>with<span class="_ _6"> </span>stringent<span class="_ _6"> </span>global<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>standards.<span class="_ _6"> </span>Zero<span class="_ _6"> </span>voltage<span class="_ _6"> </span>switching<span class="_ _6"> </span>(ZVS)<span class="_ _6"> </span>is<span class="_ _6"> </span>achieved</div><div class="t m0 x2b hd yaf ff3 fs8 fc0 sc0 ls0 ws0">over<span class="_ _6"> </span>wide<span class="_ _6"> </span>operating<span class="_ _6"> </span>range<span class="_ _6"> </span>with<span class="_ _6"> </span>an<span class="_ _6"> </span>advanced<span class="_ _6"> </span>auto-tuning<span class="_ _6"> </span>technique,<span class="_ _6"> </span>adaptive<span class="_ _6"> </span>dead<span class="_ _6"> </span>time<span class="_ _6"> </span>optimization,<span class="_ _6"> </span>and</div><div class="t m0 x2b hd yb0 ff3 fs8 fc0 sc0 ls0 ws0">variable<span class="_ _6"> </span>switching<span class="_ _6"> </span>frequency<span class="_ _6"> </span>control<span class="_ _6"> </span>law.<span class="_ _6"> </span>Along<span class="_ _6"> </span>with<span class="_ _6"> </span>multimode<span class="_ _6"> </span>control<span class="_ _6"> </span>that<span class="_ _6"> </span>changes<span class="_ _6"> </span>the<span class="_ _6"> </span>operation<span class="_ _6"> </span>based</div><div class="t m0 x2b hd yb1 ff3 fs8 fc0 sc0 ls0 ws0">on<span class="_ _6"> </span>input<span class="_ _6"> </span>and<span class="_ _6"> </span>output<span class="_ _6"> </span>conditions,<span class="_ _6"> </span>the<span class="_ _6"> </span>UCC28780<span class="_ _6"> </span>controller<span class="_ _6"> </span>enables<span class="_ _6"> </span>high<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>without<span class="_ _6"> </span>the<span class="_ _6"> </span>risk<span class="_ _6"> </span>of<span class="_ _6"> </span>audible</div><div class="t m0 x2b hd yb2 ff3 fs8 fc0 sc0 ls0 ws0">noise.<span class="_ _6"> </span>The<span class="_ _6"> </span>controller<span class="_ _6"> </span>has<span class="_ _6"> </span>a<span class="_ _6"> </span>variable<span class="_ _6"> </span>switching<span class="_ _6"> </span>frequency<span class="_ _6"> </span>of<span class="_ _6"> </span>up<span class="_ _6"> </span>to<span class="_ _6"> </span>1<span class="_ _6"> </span>MHz<span class="_ _6"> </span>and<span class="_ _6"> </span>accurate<span class="_ _6"> </span>programmable<span class="_ _6"> </span>OPP,</div><div class="t m0 x2b hd yb3 ff3 fs8 fc0 sc0 ls0 ws0">which<span class="_ _6"> </span>provides<span class="_ _6"> </span>consistent<span class="_ _6"> </span>thermal<span class="_ _6"> </span>design<span class="_ _6"> </span>power<span class="_ _6"> </span>across<span class="_ _6"> </span>a<span class="_ _6"> </span>wide<span class="_ _6"> </span>line<span class="_ _6"> </span>range.<span class="_ _6"> </span>This<span class="_ _6"> </span>consistent<span class="_ _6"> </span>power<span class="_ _6"> </span>means</div><div class="t m0 x2b hd yb4 ff3 fs8 fc0 sc0 ls0 ws0">passive<span class="_ _6"> </span>components<span class="_ _6"> </span>can<span class="_ _6"> </span>be<span class="_ _6"> </span>further<span class="_ _6"> </span>reduced<span class="_ _6"> </span>and<span class="_ _6"> </span>enable<span class="_ _6"> </span>high<span class="_ _6"> </span>power<span class="_ _6"> </span>density.</div><div class="t m0 x2b hd yb5 ff3 fs8 fc0 sc0 ls0 ws0">Key<span class="_ _6"> </span>features<span class="_ _6"> </span>for<span class="_ _6"> </span>this<span class="_ _6"> </span>device<span class="_ _6"> </span>include<span class="_ _6"> </span>the<span class="_ _6"> </span>following:</div><div class="t m0 x2b hd yb6 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Configurable<span class="_ _6"> </span>with<span class="_ _6"> </span>external<span class="_ _6"> </span>Si<span class="_ _6"> </span>or<span class="_ _6"> </span>GaN<span class="_ _6"> </span>FETs</div><div class="t m0 x2b hd yb7 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Adaptive<span class="_ _6"> </span>burst<span class="_ _6"> </span>control<span class="_ _6"> </span>for<span class="_ _6"> </span>light-load<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>with<span class="_ _6"> </span>low<span class="_ _6"> </span>output<span class="_ _6"> </span>ripple<span class="_ _6"> </span>and<span class="_ _6"> </span>no<span class="_ _6"> </span>audible<span class="_ _6"> </span>noise</div><div class="t m0 x2b hd yb8 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Secondary-side<span class="_ _6"> </span>regulation<span class="_ _6"> </span>allows<span class="_ _6"> </span>for<span class="_ _6"> </span>dynamically<span class="_ _6"> </span>scalable<span class="_ _6"> </span>output<span class="_ _6"> </span>voltage</div><div class="t m0 x2b hd yb9 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Internal<span class="_ _6"> </span>soft<span class="_ _6"> </span>start</div><div class="t m0 x2b hd yba ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Brownout<span class="_ _6"> </span>detection<span class="_ _6"> </span>without<span class="_ _6"> </span>direct<span class="_ _6"> </span>line<span class="_ _6"> </span>sensing</div><div class="t m0 x2b hd ybb ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Fault<span class="_ _6"> </span>protections:<span class="_ _6"> </span>Internal<span class="_ _6"> </span>overtemperature,<span class="_ _6"> </span>output<span class="_ _6"> </span>overvoltage,<span class="_ _6"> </span>overcurrent,<span class="_ _6"> </span>short<span class="_ _6"> </span>circuit,<span class="_ _6"> </span>and<span class="_ _6"> </span>pin<span class="_ _6"> </span>fault</div><div class="t m0 x2b hd ybc ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>NTC<span class="_ _6"> </span>resistor<span class="_ _6"> </span>interface<span class="_ _6"> </span>with<span class="_ _6"> </span>external<span class="_ _6"> </span>enable</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>

<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62552adb47503a0a93d90954/bg5.jpg"><div class="t m2 x13 h5 y50 ff3 fs2 fc0 sc0 ls0 ws0">www.ti.com</div><div class="t m0 x46 h12 y50 ff4 fsa fc0 sc0 ls0 ws0">System<span class="_ _2"> </span>Overview</div><div class="t m0 x12 h5 y15 ff3 fs2 fc0 sc0 ls0 ws0">5</div><div class="t m0 x13 h5 y16 ff3 fs2 fc0 sc0 ls0 ws0">TIDUDW2B<span class="_ _1"></span>–<span class="_ _1"></span>February<span class="_ _2"> </span>2018<span class="_ _1"></span>–<span class="_ _1"></span>Revised<span class="_ _2"> </span>April<span class="_ _2"> </span>2019</div><div class="t m0 x13 h6 y17 ff4 fs2 fc1 sc0 ls0 ws0">Submit<span class="_ _2"> </span>Documentation<span class="_ _3"> </span>Feedback</div><div class="t m0 x14 h7 y18 ff3 fs3 fc0 sc0 ls0 ws0">Copyright<span class="_ _3"> </span>©<span class="_ _3"> </span>2018–2019,<span class="_ _3"> </span>Texas<span class="_ _3"> </span>Instruments<span class="_ _3"> </span>Incorporated</div><div class="t m0 x15 h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">30-W/in</div><div class="t m0 x16 h8 y1a ff4 fs4 fc0 sc0 ls0 ws0">3</div><div class="t m0 x17 h6 y19 ff4 fs2 fc0 sc0 ls0 ws0">,<span class="_ _2"> </span>94%<span class="_ _2"> </span>Efficiency,<span class="_ _3"> </span>65-W<span class="_ _2"> </span>USB<span class="_ _2"> </span>Type-C™<span class="_ _3"> </span>PD<span class="_ _2"> </span>AC/DC<span class="_ _2"> </span>Adapter</div><div class="t m0 x18 h6 y1b ff4 fs2 fc0 sc0 ls0 ws0">Reference<span class="_ _2"> </span>Design</div><div class="t m0 x13 hc ybd ff6 fs8 fc0 sc0 ls0 ws0">2.2.2<span class="_ _3a"> </span>UCC24612</div><div class="t m0 x2b hd ybe ff3 fs8 fc0 sc0 ls0 ws0">The<span class="_ _6"> </span>UCC24612<span class="_ _6"> </span>is<span class="_ _6"> </span>a<span class="_ _6"> </span>high-performance<span class="_ _6"> </span>controller<span class="_ _6"> </span>and<span class="_ _6"> </span>driver<span class="_ _6"> </span>for<span class="_ _6"> </span>standard<span class="_ _6"> </span>and<span class="_ _6"> </span>logic-level<span class="_ _6"> </span>N-channel</div><div class="t m0 x2b hd ybf ff3 fs8 fc0 sc0 ls0 ws0">MOSFET<span class="_ _6"> </span>power<span class="_ _6"> </span>devices<span class="_ _6"> </span>used<span class="_ _6"> </span>for<span class="_ _6"> </span>low-voltage,<span class="_ _6"> </span>secondary-side<span class="_ _6"> </span>synchronous<span class="_ _6"> </span>rectification.<span class="_ _6"> </span>The<span class="_ _6"> </span>combination</div><div class="t m0 x2b hd yc0 ff3 fs8 fc0 sc0 ls0 ws0">of<span class="_ _6"> </span>controller<span class="_ _6"> </span>and<span class="_ _6"> </span>MOSFET<span class="_ _6"> </span>emulates<span class="_ _6"> </span>a<span class="_ _6"> </span>near-ideal<span class="_ _6"> </span>diode<span class="_ _6"> </span>rectifier.<span class="_ _6"> </span>This<span class="_ _6"> </span>solution<span class="_ _6"> </span>not<span class="_ _6"> </span>only<span class="_ _6"> </span>directly<span class="_ _6"> </span>reduces</div><div class="t m0 x2b hd yc1 ff3 fs8 fc0 sc0 ls0 ws0">power<span class="_ _6"> </span>dissipation<span class="_ _6"> </span>of<span class="_ _6"> </span>the<span class="_ _6"> </span>rectifier,<span class="_ _6"> </span>but<span class="_ _6"> </span>also<span class="_ _6"> </span>indirectly<span class="_ _6"> </span>reduces<span class="_ _6"> </span>primary-side<span class="_ _6"> </span>losses<span class="_ _6"> </span>as<span class="_ _6"> </span>well<span class="_ _6"> </span>due<span class="_ _6"> </span>to</div><div class="t m0 x2b hd yc2 ff3 fs8 fc0 sc0 ls0 ws0">compounding<span class="_ _6"> </span>of<span class="_ _6"> </span>efficiency<span class="_ _6"> </span>gains.<span class="_ _6"> </span>Using<span class="_ _6"> </span>drain-to-source<span class="_ _6"> </span>voltage<span class="_ _6"> </span>sensing,<span class="_ _6"> </span>the<span class="_ _6"> </span>UCC24612<span class="_ _6"> </span>is<span class="_ _6"> </span>ideal<span class="_ _6"> </span>for<span class="_ _6"> </span>ACF</div><div class="t m0 x2b hd yc3 ff3 fs8 fc0 sc0 ls0 ws0">power<span class="_ _6"> </span>supplies.<span class="_ _6"> </span>This<span class="_ _6"> </span>device<span class="_ _6"> </span>is<span class="_ _6"> </span>available<span class="_ _6"> </span>in<span class="_ _6"> </span>a<span class="_ _6"> </span>5-pin<span class="_ _6"> </span>SOT-23-5<span class="_ _6"> </span>package.</div><div class="t m0 x2b hd yc4 ff3 fs8 fc0 sc0 ls0 ws0">Key<span class="_ _6"> </span>features<span class="_ _6"> </span>for<span class="_ _6"> </span>this<span class="_ _6"> </span>device<span class="_ _6"> </span>include<span class="_ _6"> </span>the<span class="_ _6"> </span>following:</div><div class="t m0 x2b hd yc5 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Up<span class="_ _6"> </span>to<span class="_ _6"> </span>1-MHz<span class="_ _6"> </span>operating<span class="_ _6"> </span>frequency</div><div class="t m0 x2b hd yc6 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>V</div><div class="t m0 x47 he yc7 ff3 fs9 fc0 sc0 ls0 ws0">DS</div><div class="t m0 x48 hd yc6 ff3 fs8 fc0 sc0 ls0 ws0">MOSFET<span class="_ _6"> </span>sensing</div><div class="t m0 x2b hd yc8 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>4-A<span class="_ _6"> </span>sink,<span class="_ _6"> </span>1-A<span class="_ _6"> </span>source<span class="_ _6"> </span>gate-drive<span class="_ _6"> </span>capability</div><div class="t m0 x2b hd yc9 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Micro-power<span class="_ _6"> </span>sleep<span class="_ _6"> </span>current<span class="_ _6"> </span>for<span class="_ _6"> </span>90+<span class="_ _6"> </span>designs</div><div class="t m0 x2b hd yca ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Automatic<span class="_ _6"> </span>light-load<span class="_ _6"> </span>management</div><div class="t m0 x2b hd ycb ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Synchronous<span class="_ _6"> </span>wake-up<span class="_ _6"> </span>from<span class="_ _6"> </span>sleep<span class="_ _6"> </span>and<span class="_ _6"> </span>light-load<span class="_ _6"> </span>modes</div><div class="t m0 x2b hd ycc ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Adaptive<span class="_ _6"> </span>minimum<span class="_ _6"> </span>off<span class="_ _6"> </span>time<span class="_ _6"> </span>for<span class="_ _6"> </span>better<span class="_ _6"> </span>noise<span class="_ _6"> </span>immunity</div><div class="t m0 x2b hd ycd ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>16-ns<span class="_ _6"> </span>typical<span class="_ _6"> </span>turnoff<span class="_ _6"> </span>propagation<span class="_ _6"> </span>delay</div><div class="t m0 x2b hd yce ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>9.5-V<span class="_ _6"> </span>gate<span class="_ _6"> </span>drive<span class="_ _6"> </span>clamp<span class="_ _6"> </span>levels<span class="_ _6"> </span>for<span class="_ _6"> </span>minimum<span class="_ _6"> </span>driving<span class="_ _6"> </span>loss</div><div class="t m0 x13 hc ycf ff6 fs8 fc0 sc0 ls0 ws0">2.2.3<span class="_ _3a"> </span>TPS25740B</div><div class="t m0 x2b hd yd0 ff3 fs8 fc0 sc0 ls0 ws0">Without<span class="_ _6"> </span>any<span class="_ _6"> </span>firmware<span class="_ _6"> </span>configuration,<span class="_ _6"> </span>the<span class="_ _6"> </span>TPS25740B<span class="_ _6"> </span>implements<span class="_ _6"> </span>a<span class="_ _6"> </span>source<span class="_ _6"> </span>that<span class="_ _6"> </span>is<span class="_ _6"> </span>certified<span class="_ _6"> </span>for<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>2.0</div><div class="t m0 x2b hd yd1 ff3 fs8 fc0 sc0 ls0 ws0">version<span class="_ _6"> </span>1.2<span class="_ _6"> </span>and<span class="_ _6"> </span>Type-C<span class="_ _6"> </span>revision<span class="_ _6"> </span>1.2<span class="_ _6"> </span>designed<span class="_ _6"> </span>to<span class="_ _6"> </span>minimize<span class="_ _6"> </span>time<span class="_ _6"> </span>to<span class="_ _6"> </span>market.<span class="_ _6"> </span>The<span class="_ _6"> </span>device<span class="_ _6"> </span>offers<span class="_ _6"> </span>four<span class="_ _6"> </span>different</div><div class="t m0 x2b hd yd2 ff3 fs8 fc0 sc0 ls0 ws0">voltages<span class="_ _6"> </span>using<span class="_ _6"> </span>USB-PD.<span class="_ _6"> </span>The<span class="_ _6"> </span>voltages<span class="_ _6"> </span>and<span class="_ _6"> </span>currents<span class="_ _6"> </span>advertised<span class="_ _6"> </span>are<span class="_ _6"> </span>easily<span class="_ _6"> </span>configured<span class="_ _6"> </span>and<span class="_ _6"> </span>the<span class="_ _6"> </span>device<span class="_ _6"> </span>can</div><div class="t m0 x2b hd yd3 ff3 fs8 fc0 sc0 ls0 ws0">select<span class="_ _6"> </span>the<span class="_ _6"> </span>voltage<span class="_ _6"> </span>from<span class="_ _6"> </span>the<span class="_ _6"> </span>power<span class="_ _6"> </span>supply<span class="_ _6"> </span>based<span class="_ _6"> </span>on<span class="_ _6"> </span>the<span class="_ _6"> </span>voltage<span class="_ _6"> </span>requested<span class="_ _6"> </span>by<span class="_ _6"> </span>the<span class="_ _6"> </span>attached<span class="_ _6"> </span>sink.<span class="_ _6"> </span>The<span class="_ _6"> </span>device</div><div class="t m0 x2b hd yd4 ff3 fs8 fc0 sc0 ls0 ws0">automatically<span class="_ _6"> </span>handles<span class="_ _6"> </span>discharging<span class="_ _6"> </span>the<span class="_ _6"> </span>VBUS<span class="_ _6"> </span>output<span class="_ _6"> </span>per<span class="_ _6"> </span>USB-PD<span class="_ _6"> </span>requirements.</div><div class="t m0 x2b hd yd5 ff3 fs8 fc0 sc0 ls0 ws0">Key<span class="_ _6"> </span>features<span class="_ _6"> </span>for<span class="_ _6"> </span>this<span class="_ _6"> </span>device<span class="_ _6"> </span>include<span class="_ _6"> </span>the<span class="_ _6"> </span>following:</div><div class="t m0 x2b hd yd6 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Pin-selectable<span class="_ _6"> </span>voltage<span class="_ _6"> </span>advertisement:</div><div class="t m0 x49 hd yd7 ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>5<span class="_ _6"> </span>V,<span class="_ _6"> </span>9<span class="_ _6"> </span>V,<span class="_ _6"> </span>12<span class="_ _6"> </span>V,<span class="_ _6"> </span>and<span class="_ _6"> </span>15<span class="_ _6"> </span>V</div><div class="t m0 x49 hd yd8 ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>5<span class="_ _6"> </span>V,<span class="_ _6"> </span>9<span class="_ _6"> </span>V,<span class="_ _6"> </span>15<span class="_ _6"> </span>V,<span class="_ _6"> </span>and<span class="_ _6"> </span>20<span class="_ _6"> </span>V</div><div class="t m0 x2b hd yd9 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Pin-selectable<span class="_ _6"> </span>peak<span class="_ _6"> </span>power<span class="_ _6"> </span>settings:</div><div class="t m0 x49 hd yda ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>Eight<span class="_ _6"> </span>options<span class="_ _6"> </span>18<span class="_ _6"> </span>W<span class="_ _6"> </span>to<span class="_ _6"> </span>100<span class="_ _6"> </span>W</div><div class="t m0 x2b hd ydb ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>High<span class="_ _6"> </span>voltage<span class="_ _6"> </span>and<span class="_ _6"> </span>safety<span class="_ _6"> </span>integration:</div><div class="t m0 x49 hd ydc ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>OVP,<span class="_ _6"> </span>OCP,<span class="_ _6"> </span>OTP,<span class="_ _6"> </span>and<span class="_ _6"> </span>VBUS<span class="_ _6"> </span>discharge</div><div class="t m0 x49 hd ydd ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>IEC<span class="_ _6"> </span>61000-4-2<span class="_ _6"> </span>protection<span class="_ _6"> </span>on<span class="_ _6"> </span>CC1<span class="_ _6"> </span>and<span class="_ _6"> </span>CC2</div><div class="t m0 x49 hd yde ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>Input<span class="_ _6"> </span>pin<span class="_ _6"> </span>for<span class="_ _6"> </span>fast<span class="_ _6"> </span>shutdown<span class="_ _6"> </span>under<span class="_ _6"> </span>fault</div><div class="t m0 x49 hd ydf ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>Control<span class="_ _6"> </span>of<span class="_ _6"> </span>external<span class="_ _6"> </span>N-channel<span class="_ _6"> </span>MOSFET</div><div class="t m0 x49 hd ye0 ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>Three-pin<span class="_ _6"> </span>external<span class="_ _6"> </span>power<span class="_ _6"> </span>supply<span class="_ _6"> </span>control</div><div class="t m0 x49 hd ye1 ff3 fs8 fc0 sc0 ls0 ws0">–<span class="_ _3b"> </span>Wide<span class="_ _6"> </span>V</div><div class="t m0 x4a he ye2 ff3 fs9 fc0 sc0 ls0 ws0">IN</div><div class="t m0 x1c hd ye1 ff3 fs8 fc0 sc0 ls0 ws0">supply:<span class="_ _6"> </span>4.65<span class="_ _6"> </span>V<span class="_ _6"> </span>to<span class="_ _6"> </span>25<span class="_ _6"> </span>V</div><div class="t m0 x2b hd ye3 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Below<span class="_ _6"> </span>10-<span class="ff8">μ</span>A<span class="_ _6"> </span>quiescent<span class="_ _6"> </span>current<span class="_ _6"> </span>when<span class="_ _6"> </span>unattached</div><div class="t m0 x2b hd ye4 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Port<span class="_ _6"> </span>attachment<span class="_ _6"> </span>indicator</div><div class="t m0 x2b hd ye5 ff3 fs8 fc0 sc0 ls0 ws0">•<span class="_ _d"> </span>Self-directed<span class="_ _6"> </span>port<span class="_ _6"> </span>power<span class="_ _6"> </span>management<span class="_ _6"> </span>for<span class="_ _6"> </span>dual-port<span class="_ _6"> </span>applications</div><div class="t m0 x13 hc ye6 ff6 fs8 fc0 sc0 ls0 ws0">2.2.4<span class="_ _3a"> </span>ATL431</div><div class="t m0 x2b hd ye7 ff3 fs8 fc0 sc0 ls0 ws0">The<span class="_ _6"> </span>ATL431<span class="_ _6"> </span>is<span class="_ _6"> </span>a<span class="_ _6"> </span>three-terminal<span class="_ _6"> </span>adjustable<span class="_ _6"> </span>shunt<span class="_ _6"> </span>regulator<span class="_ _6"> </span>with<span class="_ _6"> </span>specified<span class="_ _6"> </span>thermal<span class="_ _6"> </span>stability<span class="_ _6"> </span>over<span class="_ _6"> </span>applicable</div><div class="t m0 x2b hd ye8 ff3 fs8 fc0 sc0 ls0 ws0">automotive,<span class="_ _6"> </span>commercial,<span class="_ _6"> </span>and<span class="_ _6"> </span>industrial<span class="_ _6"> </span>temperature<span class="_ _6"> </span>ranges.<span class="_ _6"> </span>The<span class="_ _6"> </span>output<span class="_ _6"> </span>voltage<span class="_ _6"> </span>can<span class="_ _6"> </span>be<span class="_ _6"> </span>set<span class="_ _6"> </span>to<span class="_ _6"> </span>any<span class="_ _6"> </span>value</div><div class="t m0 x2b hd ye9 ff3 fs8 fc0 sc0 ls0 ws0">between<span class="_ _6"> </span>V</div><div class="t m0 x35 he yea ff3 fs9 fc0 sc0 ls0 ws0">REF</div><div class="t m0 x4a hd ye9 ff3 fs8 fc0 sc0 ls0 ws0">(approximately<span class="_ _6"> </span>2.5<span class="_ _6"> </span>V)<span class="_ _6"> </span>and<span class="_ _6"> </span>36<span class="_ _6"> </span>V<span class="_ _6"> </span>with<span class="_ _6"> </span>two<span class="_ _6"> </span>external<span class="_ _6"> </span>resistors.<span class="_ _6"> </span>The<span class="_ _6"> </span>regulator<span class="_ _6"> </span>has<span class="_ _6"> </span>a<span class="_ _6"> </span>typical</div><div class="t m0 x2b hd ybc ff3 fs8 fc0 sc0 ls0 ws0">output<span class="_ _6"> </span>impedance<span class="_ _6"> </span>of<span class="_ _6"> </span>0.05<span class="_ _6"> </span><span class="ff8">Ω</span>.<span class="_ _6"> </span>The<span class="_ _6"> </span>operation<span class="_ _6"> </span>current<span class="_ _6"> </span>is<span class="_ _6"> </span>as<span class="_ _6"> </span>low<span class="_ _6"> </span>as<span class="_ _6"> </span>35<span class="_ _6"> </span>µA<span class="_ _6"> </span>(min),<span class="_ _6"> </span>keeping<span class="_ _6"> </span>the<span class="_ _6"> </span>power<span class="_ _6"> </span>loss<span class="_ _6"> </span>at<span class="_ _6"> </span>a</div><div class="t m0 x2b hd yeb ff3 fs8 fc0 sc0 ls0 ws0">quite<span class="_ _6"> </span>low<span class="_ _6"> </span>value.</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>