High_Power_POE_PD_solution.rar

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基于NCP1083的以太网供电技术,符合IEEE.803AT标准
High_Power_POE_PD_solution.rar
  • High_Power_POE_PD_solution.pdf
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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/6271a7bed973ef42a4594676/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/6271a7bed973ef42a4594676/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">&#169;<span class="_"> </span><span class="ff2 ws1"> Semiconductor Components Industries, LLC, 2008</span></div><div class="t m0 x1 h3 y2 ff3 fs1 fc0 sc0 ls1 ws2">November<span class="_ _0"></span>, 2008 <span class="ff4 ls0 ws0">&#8722;</span><span class="ls2 ws3"> Rev<span class="_ _0"></span>. 0</span></div><div class="t m0 x2 h3 y3 ff3 fs1 fc0 sc0 ls0 ws0">1<span class="_ _1"> </span><span class="ff2 ls3">Publication Order Number:</span></div><div class="t m0 x3 h3 y4 ff3 fs1 fc0 sc0 ls0 ws0">NCP1083/D</div><div class="t m0 x4 h3 y5 ff3 fs1 fc0 sc0 ls0 ws0"> </div><div class="t m0 x5 h4 y6 ff5 fs2 fc0 sc0 ls0 ws0">NCP1083</div><div class="t m0 x5 h4 y7 ff5 fs2 fc0 sc0 ls0 ws4">Integrated High Power</div><div class="t m0 x5 h4 y8 ff5 fs2 fc0 sc0 ls0 ws5">PoE-PD <span class="_ _2"></span>Inter<span class="_ _2"></span>face &amp; DC-DC</div><div class="t m0 x5 h4 y9 ff5 fs2 fc0 sc0 ls0 ws6">Conver<span class="_ _2"></span>ter Controller with</div><div class="t m0 x5 h4 ya ff5 fs2 fc0 sc0 ls4 ws7">9&#58882;<span class="_ _3"></span>V Auxiliar<span class="_ _4"></span>y Supply<span class="_ _2"></span> Suppor<span class="_ _4"></span>t</div><div class="t m0 x5 h5 yb ff3 fs3 fc0 sc0 ls0 ws0">Introduction</div><div class="t m0 x6 h6 yc ff6 fs4 fc0 sc0 ls0 ws8">The NCP1083 is a member of ON Semiconductor<span class="_ _2"></span>&#8217;<span class="_ _0"></span>s high power</div><div class="t m0 x5 h6 yd ff6 fs4 fc0 sc0 ls0 ws0">HIPO<span class="ff7">t</span><span class="ws9"> Power over Ethernet Powered <span class="_ _0"></span>Device (PoE<span class="ff8 ws0">&#8722;</span><span class="wsa">PD) product</span></span></div><div class="t m0 x5 h6 ye ff6 fs4 fc0 sc0 ls5 wsb">family and represents a robust, flexible and highly integrated solution</div><div class="t m0 x5 h6 yf ff6 fs4 fc0 sc0 ls6 ws0">targeting <span class="ls7">demanding medium and high power Ethernet applications. It</span></div><div class="t m0 x5 h6 y10 ff6 fs4 fc0 sc0 ls0 wsc">combines in a single unit an enhanced PoE<span class="ff8 ws0">&#8722;</span>PD interface supporting</div><div class="t m0 x5 h6 y11 ff6 fs4 fc0 sc0 ls0 wsd">the IEEE 802.3af and the upcoming draft IEEE 802.3at (D3.0)</div><div class="t m0 x5 h6 y12 ff6 fs4 fc0 sc0 ls8 wse">standard and <span class="ls9 wsf">a flexible and configurable DC<span class="ff8 ls0 ws0">&#8722;<span class="ff6 lsa">DC converter controller<span class="_ _0"></span>.</span></span></span></div><div class="t m0 x6 h6 y13 ff6 fs4 fc0 sc0 ls0 ws10">The NCP1083&#8217;<span class="_ _0"></span>s exceptional capabilities enable applications to</div><div class="t m0 x5 h6 y14 ff6 fs4 fc0 sc0 ls0 ws11">smoothly transition from non<span class="ff8 ws0">&#8722;</span>PoE to PoE enabled networks by also</div><div class="t m0 x5 h6 y15 ff6 fs4 fc0 sc0 ls0 ws12">supporting power from auxiliary sources such as AC power adapters</div><div class="t m0 x5 h6 y16 ff6 fs4 fc0 sc0 ls0 ws13">and battery supplies, eliminating the need for a second switching</div><div class="t m0 x5 h6 y17 ff6 fs4 fc0 sc0 ls0 ws14">power supply<span class="_ _0"></span>.</div><div class="t m0 x6 h6 y18 ff6 fs4 fc0 sc0 lsb ws15">ON Semiconductor<span class="_ _2"></span>&#8217;<span class="_ _0"></span>s unique manufacturing process and design</div><div class="t m0 x5 h6 y19 ff6 fs4 fc0 sc0 ls0 ws0">enhancements <span class="lsc">allow the NCP1083 to deliver up to 25.5 W for the draft</span></div><div class="t m0 x5 h6 y1a ff6 fs4 fc0 sc0 ls0 ws16">IEEE 802.3at <span class="_ _2"></span>(D3.0) standard and up to 40 W for proprietary high</div><div class="t m0 x5 h6 y1b ff6 fs4 fc0 sc0 lsd ws0">power <span class="lse">PoE applications. The NCP1083 enables the draft IEEE 802.3at</span></div><div class="t m0 x5 h6 y1c ff6 fs4 fc0 sc0 ls0 ws17">(D3.0) and implements a two event physical layer classification.</div><div class="t m0 x5 h6 y1d ff6 fs4 fc0 sc0 ls0 ws18">Additional proprietary classification procedures support high power</div><div class="t m0 x5 h6 y1e ff6 fs4 fc0 sc0 ls0 ws19">power sourcing equipment (PSE) on the market. The unique high</div><div class="t m0 x5 h6 y1f ff6 fs4 fc0 sc0 ls0 ws1a">power features leverage the significant cost advantages of PoE<span class="ff8 ws0">&#8722;</span></div><div class="t m0 x5 h6 y20 ff6 fs4 fc0 sc0 lsf ws1b">enabled systems to a much broader spectrum of products in emerging</div><div class="t m0 x5 h6 y21 ff6 fs4 fc0 sc0 ls0 ws1c">markets such as industrial ethernet devices, PTZ and Dome IP</div><div class="t m0 x5 h6 y22 ff6 fs4 fc0 sc0 ls10 ws1b">cameras, RFID readers, MIMO WLAN access points, high<span class="ff8 ls0 ws0">&#8722;</span><span class="ls11 ws1d">end V<span class="_ _5"></span>oIP</span></div><div class="t m0 x5 h6 y23 ff6 fs4 fc0 sc0 ls0 ws1e">phones, notebooks, etc.</div><div class="t m0 x6 h6 y24 ff6 fs4 fc0 sc0 ls12 ws1f">The<span class="_ _2"></span> integrated current mode DC<span class="ff8 ls0 ws0">&#8722;<span class="ff6 ls13">DC controller facilitates</span></span></div><div class="t m0 x5 h6 y25 ff6 fs4 fc0 sc0 ls14 ws20">isolated and non<span class="ff8 ls0 ws0">&#8722;<span class="ff6 ws21">isolated fly</span>&#8722;<span class="ff6 ws21">back, forward and buck</span></span></div><div class="t m0 x5 h6 y26 ff6 fs4 fc0 sc0 ls0 ws22">converter topologies. It has all the features necessary for a</div><div class="t m0 x5 h6 y27 ff6 fs4 fc0 sc0 ls0 ws23">flexible, robust and highly efficient design including</div><div class="t m0 x5 h6 y28 ff6 fs4 fc0 sc0 ls0 ws24">programmable switching frequency<span class="_ _0"></span>, duty cycle up to 80</div><div class="t m0 x5 h6 y29 ff6 fs4 fc0 sc0 ls15 wsb">percent, slope compensation, and soft start<span class="ff8 ls0 ws0">&#8722;<span class="ff6 ls16">up.</span></span></div><div class="t m0 x6 h6 y2a ff6 fs4 fc0 sc0 ls0 ws25">The NCP1083 is fabricated in a robust high voltage</div><div class="t m0 x5 h6 y2b ff6 fs4 fc0 sc0 ls17 ws26">process and integrates a rugged vertical N<span class="ff8 ls0 ws0">&#8722;<span class="ff6 ls18">channel DMOS</span></span></div><div class="t m0 x5 h6 y2c ff6 fs4 fc0 sc0 ls16 ws27">with a <span class="ls19 ws0">low loss current sense technique suitable for the most</span></div><div class="t m0 x5 h6 y2d ff6 fs4 fc0 sc0 ls0 ws0">demanding <span class="ls1a">environments and capable of withstanding harsh</span></div><div class="t m0 x5 h6 y2e ff6 fs4 fc0 sc0 ls1b ws28">environments such as hot swap and cable ESD events.</div><div class="t m0 x6 h6 y2f ff6 fs4 fc0 sc0 ls1c ws0">The NCP1083 complements ON Semiconductor<span class="_ _2"></span>&#8217;<span class="_ _0"></span>s<span class="ls1d"> ASSP</span></div><div class="t m0 x5 h6 y30 ff6 fs4 fc0 sc0 ls0 ws29">portfolio in industrial devices and can be combined with</div><div class="t m0 x5 h6 y31 ff6 fs4 fc0 sc0 ls1b ws2a">stepper motor drivers, CAN bus drivers and other high<span class="ff8 ls0 ws0">&#8722;</span></div><div class="t m0 x5 h6 y32 ff6 fs4 fc0 sc0 ls0 ws0">voltage <span class="ls1e ws1b">interfacing devices to <span class="_ _0"></span>of<span class="_ _0"></span>fer complete solutions to the</span></div><div class="t m0 x5 h6 y33 ff6 fs4 fc0 sc0 ls1b ws2b">industrial and security market.</div><div class="t m0 x5 h5 y34 ff3 fs3 fc0 sc0 ls0 ws0">Features</div><div class="t m0 x5 h5 y35 ff3 fs3 fc0 sc0 ls0 ws2c">Powered Device Interface</div><div class="t m0 x5 h7 y36 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws2d">Flexible Auxiliary Power Supply Support</span></div><div class="t m0 x5 h7 y37 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ls1f ws2e">9 V<span class="_ _2"></span> Front,<span class="_ _2"></span> Rear<span class="_ _2"></span> and Direct<span class="_ _2"></span> <span class="ls20 ws2f">Auxiliary<span class="_ _2"></span> Supply<span class="_ _2"></span> Connections</span></span></div><div class="t m0 x7 h7 y38 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws30">Supporting the IEEE 802.3af and the Upcoming Draft</span></div><div class="t m0 x8 h6 y39 ff6 fs4 fc0 sc0 ls0 ws31">IEEE 802.3at (D3.0) Standard</div><div class="t m0 x7 h7 y3a ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws30">Supports Draft IEEE 802.3at (D3.0) T<span class="_ _7"></span>wo Event Layer <span class="_ _0"></span>1</span></div><div class="t m0 x8 h6 y3b ff6 fs4 fc0 sc0 ls0 ws0">Classification</div><div class="t m0 x7 h7 y3c ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws32">High Power Layer 1 Classification Indicator</span></div><div class="t m0 x7 h7 y3d ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws33">Extended Power Ranges up to 40 W</span></div><div class="t m0 x7 h7 y3e ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws34">Programmable Classification Current</span></div><div class="t m0 x7 h7 y3f ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws35">Adjustable Under V<span class="_ _5"></span>oltage Lock Out</span></div><div class="t m0 x7 h7 y40 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws30">Programmable Inrush Current Limit</span></div><div class="t m0 x7 h7 y41 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ws36">Programmable Operational Current Limit up to</span></div><div class="t m0 x8 h6 y42 ff6 fs4 fc0 sc0 ls0 ws37">1<span class="_ _0"></span>100<span class="_"> </span>mA for Extended Power Ranges</div><div class="t m0 x7 h7 y43 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ls21">Over<span class="ff8 ls0">&#8722;</span>temperature Protection</span></div><div class="t m0 x7 h7 y44 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ls10 ws38">Industrial T<span class="_ _7"></span>emperature Range <span class="ff8 ls0 ws0">&#8722;<span class="ff6 ls5">40</span><span class="ff1">&#176;<span class="ff6 ws39">C to 85</span>&#176;<span class="ff6 lsf">C with Full</span></span></span></span></div><div class="t m0 x8 h6 y45 ff6 fs4 fc0 sc0 ls0 ws3a">Operation up to 150<span class="ff1 ws0">&#176;</span><span class="ws3b">C Junction T<span class="_ _7"></span>emperature</span></div><div class="t m0 x7 h7 y46 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4">0.6 <span class="ff9">W</span><span class="ls22"> Hot</span><span class="ff8">&#8722;</span><span class="ls22">Swap Pass</span><span class="ff8">&#8722;</span><span class="ls22">switch with Low Loss Current</span></span></div><div class="t m0 x8 h6 y47 ff6 fs4 fc0 sc0 lsb ws1b">Sense T<span class="_ _7"></span>echnique</div><div class="t m0 x7 h7 y48 ff1 fs5 fc0 sc0 ls0 ws0">&#8226;<span class="_ _6"> </span><span class="ff6 fs4 ls23">V<span class="_ _7"></span>ertical N<span class="ff8 ls0">&#8722;</span>channel DMOS Pass<span class="ff8 ls0">&#8722;</span><span class="ls24 ws3c">switch Of<span class="_ _0"></span>fers the</span></span></div><div class="t m0 x8 h6 y49 ff6 fs4 fc0 sc0 ls25 wsb">Robustness of Discrete MOSFET<span class="_ _7"></span>s <span class="_ _2"></span>with Integrated</div><div class="t m0 x8 h6 y4a ff6 fs4 fc0 sc0 ls0 ws3d">T<span class="_ _7"></span>emperature Control</div><div class="t m0 x9 h5 y4b ff3 fs3 fc0 sc0 ls0 ws0">http://onsemi.com</div><div class="t m0 xa h3 y4c ff2 fs1 fc0 sc0 ls0 ws3e">NCP1083 = Specific Device Code</div><div class="t m0 xa h3 y4d ff2 fs1 fc0 sc0 ls26 ws3f">XXXX<span class="_ _8"> </span>= Date Code</div><div class="t m0 xa h3 y4e ff2 fs1 fc0 sc0 ls0 ws40">Y<span class="_ _9"> </span>= Assembly Location</div><div class="t m0 xa h3 y4f ff2 fs1 fc0 sc0 ls0 ws41">ZZ<span class="_ _a"> </span>= Traceability Code</div><div class="t m0 xb h3 y50 ff3 fs1 fc0 sc0 ls27 ws0">TSSOP<span class="ff4 ls0">&#8722;</span>20 EP</div><div class="t m0 xc h3 y51 ff3 fs1 fc0 sc0 ls5 ws0">DE SUFFIX</div><div class="t m0 xd h3 y52 ff3 fs1 fc0 sc0 ls28 ws0">CASE 948AB</div><div class="t m0 xe h8 y53 ff2 fs6 fc0 sc0 ls29 ws0">Se<span class="_ _2"></span>e detailed ordering and shipping information in the package</div><div class="t m0 xe h8 y54 ff2 fs6 fc0 sc0 ls2a ws42">dimensions<span class="_ _0"></span> sect<span class="ls2b ws0">ion on page 2 of this data sheet.</span></div><div class="t m0 xf h5 y55 ff3 fs3 fc0 sc0 ls2c ws43">ORDERING INFORMA<span class="_ _0"></span>TION</div><div class="t m0 x10 h3 y56 ff2 fs1 fc0 sc0 ls0 ws0">1</div><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> </body> </html>
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