Shift register driver

Posted on Oct 21, 2012

A16 V power supply can be synthesized as shown using IN1692 rectifiers. A shift pulse input saturates the 2N2714 depriving the Darlington combination (2N2714 and 2N2868) of base drive

Shift register driver
Click here to download the full size of the above Circuit.

The negative pulse so generated on the 15 V line is differentiated to produce a positive trigger pulse at its trailing edge.

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