220V AC powered LED lamp drive circuit diagram

Posted on Mar 28, 2007

Circuits, C1, R1, varistors, L1, R2 filter circuit composed of a primary power supply, can filter out transient overvoltage input, C2, R2 down circuit composed, C3, C4, L2, and

220V AC powered LED lamp drive circuit diagram
Click here to download the full size of the above Circuit.

varistor composition rectified filter circuit. This circuit uses a double-smoothing circuit, can effectively protect the LED breakdown is not damaged high-voltage transient.

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