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电源集成CR928B的代换

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Post time: 2017-11-20 08:50:49
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                         维修一个苏泊尔电压力锅,电源集成CR928B和4个整流二极管都烧了,查了一下资料发现CR928的资料很少,观察电路板发现和OB2226CP比较接近,直接用OB2226CP代换,工作正常就是输出电压稍高,OB2226第3脚是空脚,CR928B第3脚有一个编号R6的电阻,拆不拆都一样。

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Post time: 2017-11-20 09:41:11
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感谢分享实修经验。
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Post time: 2017-11-20 10:41:26
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谢谢楼主的无私分享,论坛有你更精彩。
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Post time: 2017-11-20 11:25:36
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感谢楼主分享资料
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Post time: 2017-11-20 11:39:58
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thanks for sharing
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Post time: 2017-11-20 15:01:23
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谢谢楼主分享
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Post time: 2017-11-21 19:38:23
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我一般改装变压器,更赖用
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Post time: 2017-11-22 10:39:45
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谢谢LZ分享
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Post time: 2017-11-22 20:18:47
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我一般用电磁炉专用电源模块
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