Photoelectricity logic circuit

Published:2011/4/13 9:18:00 Author:Nicole | Keyword: photoelectricity logic circuit | From:SeekIC

Q1, Q2 phototransistor is illuminated about 1076.4 lx(100feet one candle), Q3 output is zero. When a or two phototransistors is no illumination, Q3 output is positive or 1. This circuit can be used as electro-optical logic exciter of power device.



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