precise optical control circuit

Published:2011/8/25 20:54:00 Author:chopper | Keyword: optical, control circuit | From:SeekIC

The circuit shown in the picture is a precise optical control circuit, and its work is noteffected by supply voltage and ambient temperature. Resistors R1, R2, R6 andphotosensitive resistor R5 form thetwo bridge of Wheatstone bridge together.



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