<span style="font-size: 24px; ">  IN4148是高速开关管（这里高速相对4001等整流管而言），开关比较迅速，适用于信号频率较高的电路进行单向导通隔离。</span><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">IN4007的用途</span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">二极管1n4001 1n4002 1n4003 1n4004 1n4005 1n4006 1n4007正向电流1A</span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">二极管1N4007的最大反向电压是1000V</span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">二极管1n4001 1n4002 1n4003 1n4004 1n4005 1n4006 1n4007常用作整流</span></p><p sizset="49" sizcache="4" style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><a target=_blank target="_blank" href="http://blog.163.com/mspire@126/#" style="color: rgb(51, 102, 153); text-decoration: none; "><span style="font-size: 24px; ">IN4148的用途</span></a><span style="font-size: 24px; ">  </span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">in4148是硅材料小功率开关二极管</span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">in4148的封装,贴片和插件都有,如贴片0805,1206封装,插件DO-35封装.</span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "><span style="font-size: 24px; ">1N4148与3.3V反接(并联)时,对电感性负载起吸收(续流)作用.若串联则是起隔离作用或电源极性保护</span></p><p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; text-indent: 2em; "> </p><div class="content" sizset="0" sizcache="0" style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px; "><pre code_snippet_id="102711" snippet_file_name="blog_20131208_1_6833856" id="best-answer-content" class="reply-text mb10" name="code" style="white-space: pre-wrap; word-wrap: break-word; "><span style="font-size: 24px; ">  IN4148是高速开关管（这里高速相对4001等整流管而言），开关比较迅速，适用于信号频率较高的电路进行单向导通隔离。</span>

<span style="font-size: 24px; "> 另外：SS14的作用。SS14是肖特基二极管，其特点是反向恢复时间短。</span>

<span style="font-size: 24px; ">  出处：http://blog.csdn.net/augusdi/article/details/17200969</span>