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 <title><![CDATA[关于晶体管输出感性负载的续流二极管问题。]]></title>
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 <description><![CDATA[Latest 50 replies of 关于晶体管输出感性负载的续流二极管问题。]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <title><![CDATA[]]></title>
 <description><![CDATA[很多问题都是这样]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475635.html]]></link>
 <author><![CDATA[tjjshd]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Aug 2013 07:46:23 +0000]]></pubdate>
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 <description><![CDATA[还是要加一个的，4007]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475571.html]]></link>
 <author><![CDATA[shfxfa]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Aug 2013 05:12:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[呵呵，各位大神辛苦了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475513.html]]></link>
 <author><![CDATA[abadguy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Aug 2013 02:13:16 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第5楼xiaoqizi于2013-08-14 23:38发表的&#160;&#160;:
话是不错,不过对动作时间有要求的地方不一定适用,直接加二极管会导致线圈释放时间明显加长.需要合理设计
[/quote]
控制时间要求高的地方可以用固态继电器啊！一般PLC 晶体管输出的内部都有吸收或续流回路以及箝位回路。大可满足一般感性负载要求！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475477.html]]></link>
 <author><![CDATA[leechonghua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Aug 2013 01:17:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[话是不错,不过对动作时间有要求的地方不一定适用,直接加二极管会导致线圈释放时间明显加长.需要合理设计]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475420.html]]></link>
 <author><![CDATA[xiaoqizi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Aug 2013 15:38:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[attachment=110377]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475287.html]]></link>
 <author><![CDATA[thcgw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Aug 2013 09:56:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1N4007&nbsp;&nbsp;一两毛钱]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475257.html]]></link>
 <author><![CDATA[yerong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Aug 2013 08:24:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加二极管比不加好。最好加一组电阻电容放电。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475184.html]]></link>
 <author><![CDATA[wuhanhaitai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Aug 2013 04:50:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电感负载在断开瞬间，可产生10倍于供电电压的反电势，很容易击穿晶体管。加比不加好。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434787#1475148.html]]></link>
 <author><![CDATA[znz43]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Aug 2013 02:54:10 +0000]]></pubdate>
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