FET relay circuit 2

Posted on Dec 11, 2010

FET relay circuit 2 It is actually a JS-20 time relay circuit. SA before the switch is closed, the relay device KA tends to release state. After SA closed circuit delay start,

FET relay circuit 2
Click here to download the full size of the above Circuit.

after a period of time, the thyristor is turned on, KA pull. Adjustment potentiometer RP, can change the delay time.

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