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If the model is HY3842 as you said, it should be a power chip made by a factory in Xi 'an. With UC3842, KA3842, can be u...
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The FAN6754A is a Fairchild Semiconductor company's highly integrated green flyback PWM controller for universal switchi...
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2844 adopts dual-in-line 8-pin package; Current pulse width modulator, input voltage range 5 ~ 30V, maximum power consum...
