定電流源電路 - 工作
By Sierra Rose
at 2009-06-27T00:00
at 2009-06-27T00:00
Table of Contents
請問有人可以替我設計一個定電流源電路電路圖,公式需求如下電源交流110V轉直流DC20mA,40mA,60mA,80mA,100mA,120mA電源交流220V轉直流DC20mA,40mA,60mA,80mA,100mA,120mA負載使用LED(3V)上限幾顆呢使用材料請(簡單)(少)目前我只能AC110直驅但是電壓不穩+-10V電流會明顯變動...Showmore
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工作
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By Valerie
at 2009-06-27T09:36
at 2009-06-27T09:36
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at 2009-06-28T13:22
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at 2009-07-01T02:35
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at 2009-06-28T12:48
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