Bipolar Telephone Circuit Diagram

Published:2011/9/7 0:46:00 Author:Vicky | Keyword: Bipolar Telephone Circuit | From:SeekIC

Bipolar Telephone circuit is shown in the above picture. The circuit is a typical applied circuit of bipolar telephone IC SC34014. The circuit is simple, and the lowest work voltage is 1.5V when the call isunder usage. 34014 has a stabilized output voltage of 1.2V (providing working voltage for electret microphone); it has a stabilized DC voltage of 3.3V and current output of 550μ, and the current increases to 2mA when dialing.



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