R7780 controller equivalent, burst triple mode pwm controller.
frequency jitter, Under Voltage LockOut (UVLO), Leading Edge Blanking (LEB), internal slope compensation in the tiny SOP-7 package. It offers complete protection coverage.
z Switching AC/DC Adaptor z TV and Monitor Application z Low Standby Power Home Appliance
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The R7780 is a high-performance current mode PWM controller with integrated HV start-up device inside. During start-up, a current source through integrated HV device to charge VDD capacitor for quick start-up while it dissipates no loss in normal ope.
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