BANG_BANG_CONTROLLERS

Published:2009/7/10 20:32:00 Author:May | From:SeekIC

Just one chip, the PWR-DRV1 from Power Integrations, builds a bang-bang controller that switches 275 mA and runs off the rectified 115-Vac mains. An on-chip zener diode powers the chip from high voltage through a dropping resistor.



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