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【收藏】12种电源拓扑：开关mos与整流管的应力计算！

由 cathy 提交于

<strong>1、BUCK电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36169-l1.p…; alt=“1” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36170-l2.p…; alt=“2”></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36171-l3.p…; alt=“3” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36172-l4.p…; alt=“4”></center>

<strong>2、BOOST电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36173-l5.p…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36174-l6.p…; alt=“”></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36175-l7.p…; alt=“”></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36176-l8.p…; alt=“”></center>

<strong>3、BUCK BOOST电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36177-l9.p…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36178-l10…; alt=“”></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36179-l11…; alt=“”></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36180-l12…; alt=“”></center>

<strong>4、SEPIC电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36181-l13…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36182-l14…; alt=“”></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36183-l15…; alt=“”></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36184-l16…; alt=“”></center>

<strong>5、FLYBACK电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36185-l17…; alt=“”></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36186-l18…; alt=“”></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36187-l19…; alt=“”></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36188-l20…; alt=“”></center>

<strong>6、FORWARD电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36189-l21…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36190-l22…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36191-l23…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36192-l24…; alt=“” ></center>

<strong>7、2 SWITCH FORWARD电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36193-l25…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36194-l26…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36195-l27…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36196-l28…; alt=“” ></center>

<strong>8、ACTIVE CLAMP FORWARD电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36197-l29…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36198-l30…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36199-l31…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36200-l32…; alt=“” ></center>

<strong>9、HALF BRIDGE电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36201-l33…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36202-l34…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36204-l35…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36205-l36…; alt=“” ></center>

<strong>10、PUSH PULL电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36206-l37…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36207-l38…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36208-l39…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36209-l40…; alt=“” ></center>

<strong>11、FULL BRIDGE电路</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36210-l41…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36211-l42…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36212-l43…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36213-l44…; alt=“” ></center>

<strong>12、PHASE SHIFT ZVT</strong>

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36214-l45…; alt=“” width="600"></center>

输入输出电压关系

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36215-l46…; alt=“” ></center>

开关管电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36216-l47…; alt=“” ></center>

二极管反向电压

<center><img src="http://mouser.eetrend.com/files/2018-02/wen_zhang_/100010431-36217-l48…; alt=“” ></center>

本文转载自：<a href="https://mp.weixin.qq.com/s/Oo1ePV1NKNnA3JC5nIObLA">电源研发精英圈</a&gt;
转载地址：https://mp.weixin.qq.com/s/Oo1ePV1NKNnA3JC5nIObLA
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