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如何测试贴片电感,测试贴片电感的最好方法,使用什么仪器测试贴片电感最好
Edit:管理员 Browse: Times Date:2016-03-25
如何测试贴片电感,测试贴片电感的最好方法
贴片电感
的参数其实可以根据客户的要求定制,可以做你想要得到的一些参数,根据要求达到多大的频率,感值。还有贴片电感国标的参数,比如说频率都是很高的.还有贴片电感线圈的SRF,是 Self Resonant Frequency的缩写,意思为“自谐振频率”。
贴片电感
本身具有分布电容,这个自身电容与电感在特定频率上会构成谐振现象,这个特定的频率就是SRF。
测试方法:把需要检测的电感做好。 找一阻抗测试机测试。测试的阻抗随着测试频率的增高,阻抗将呈现由低至高,再由高至低的曲线。 阻抗的最大值,(峰值点)就是自谐振频率点。SRF.不同的贴片电感感值要用不同的测试频率,最少是零点几MHZ的,所以说一般的测试仪器是达不到那么高的频率的。要用专门的测试仪器,你的LCR数字电桥测试电容电阻是没有问题的,但电感就不行了,有误差。很多工厂的工程不知道都用万能表和数字电桥测试,
贴片电感
测试电感值要么偏高,或者偏低.
专业的
贴片电感
测试仪有,电感测试仪ZC2773D、电感测试仪ZC2775B、电感测试仪ZC2775D、电感测试仪ZC2776D
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如何区分贴片电感和贴片磁珠,贴片电感和贴片磁珠它们之间有什么区别,使用什么仪器区分贴片电感和贴片磁珠最好
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贴片电感的四大种类
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