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Double-key touching lamp switch circuit (7)

2016-08-03 09:44  
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Double-key touching lamp switch circuit (7)
As shown in the figure, it is a double-key touching lamp switch with two-wire system connection, and the left part of dashed in the figure is the general lighting circuit, the right part is the light switch, M1 is the touching tablet to turn on the light, M2 is the touching tablet to turn off the light. The load capacity of the circuit is mainly determined by the current capacity of VT3 and VD1 ~ VD4, the icon data load power is below 100W, and the load is suitable for incandescent bulbs, and the inductive load can not be used.