PT2102 dimming control ASIC

  
220V AC via a resistor Rl buck, VDI rectifier, VD2 and c5 filtered output voltage of approximately 9V DC voltage supply manifold electricity. R3 for the manifold input AC synch

ronous signal, VD3 and VD4 possible to prevent a touch too high input signal damaged manifold. When the hand touch every once electrode sheet M, the brightness of the light to change a block, repeatedly touch the lamp brightness Patch Low Light a light one light one off a weak light. cycling.




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