R7731 controller equivalent, burst triple-mode pwm flyback controller.
fruitful protections like OLP (Over Load Protection) ,OVP (Over Voltage Protection) to eliminate the external protection circuits and provide reliable operation. R7731 is.
z Adaptor and Battery Charger z ATX Standby Power z Set Top Boxes (STB) z DVD and CD(R) z TV/Monitor Standby Power z PC .
The R7731 is a high performance, low cost, low start-up current, current mode PWM controller with burst triple mode to support green mode power saving operation. The R7731 integrates functions of Soft-Start, Under Voltage Lockout (UVLO), Leading Edge.
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