Position: Index > Led Circuit >

Car courtesy lights delay switch circuit

2014-12-08 03:28  
Declaration:We aim to transmit more information by carrying articles . We will delete it soon, if we are involved in the problems of article content ,copyright or other problems.

 


The car courtesy lights delay switch circuit inside the doors closed to keep the light about one minute. When you open the door contacts, VE pulse is applied to the base of Tl. This transistor, T2 and 10 LLF off capacitor. T3 is turned on, holding the internal light.

Courtesy-light-delay-switch 
 

The  capacitor takes one minute to discharge when the circuit reverts to its original state.
 

 



Reprinted Url Of This Article:
http://www.next.gr/automotive/lighting/courtesy-light-delay-switch-l13144.html