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Touching delay lamp switch circuit(2)

2016-08-02 21:42  
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Touching delay lamp switch circuit(2)
Touching delay lamp switch circuit(2)
The chart shows the touching delay lamp switch circuit with two-wire connection, which can directly replace ordinary light switch without having to change the interior of the original wiring, so it is suitable for stairs or walkway lighting switches as they could be automatically turned off when going to bed at night. The relationship between C1 charge and discharge circuit and the delay time: