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Why the Over voltage protection is burned!!!

Click:1252 Source::YADE ELE time: 2015-11-14
Over voltage protection device is a small transformer power supply sampling circuit is now many manufacturers in order to reduce the cost will choose electronic sampling is to use electronic components to provide power supply voltage and then with its own power supply voltage to do more than a certain numerical system will respond to power protection under voltage protection is similar to this is the work principle of small manufacturers.
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