R7731 Datasheet - Richtek Technology

R7731 Burst Triple-Mode PWM Flyback Controller

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 Blanking (LEB), Over Temperature Protection (OTP).

R7731 Features

* fruitful protections like OLP (Over Load Protection) ,OVP (Over Voltage Protection) to eliminate the external protection circuits and provide reliable operation. R7731 is available in SOT-23-6 and DIP-8 packages. Applications z Adaptor and Battery Charger z ATX Standby Power z Set Top Boxes (STB) z

R7731_RichtekTechnology.pdf