R7711A controller equivalent, primary feedback cc/cv pwm controller.
The R7711A is a current mode PWM controller which includes primary side voltage feedback technology. It controls the output voltage and current accurately without shunt .
such as chargers for cell phones, PDAs, and other mobile products. Complete protections are provided, such as output Un.
Features
The R7711A is a current mode PWM controller which includes primary side voltage feedback technology. It controls the output voltage and current accurately without shunt regulator and opto-coupler on secondary side to reduce the part count .
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