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Gluisf
modified 9 years ago

HV9910 LED driver with Dimmer and PWM

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01:43:02
This circuit simules the Supertex IC HV9910B using the IC 555 and one opamp. The current specified for the project is 700mA and 90V for output. The input voltage can be from 120V to 400V so the output current stay in 700mA rms. I added inputs for PWM and dimmer control of luminosity of the LED
published 9 years ago

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