WT7520 Datasheet | Weltrend Semiconductor

Weltrend Semiconductor, Inc. PC POWER SUPPLY PWM SUPERVISOR Data Sheet REV. 0.9 February 21, 2005 The information in this document is subject to change without notice. ©Weltrend Semiconductor, Inc. All Rights Reserved. 2F, No. 24, Industry E. 9th RD., Science-Based Industrial Park, Hsin-Chu, Taiwan TEL:886-3-5780241 FAX:886-3-5794278.5770419 Email:support@weltrend..tw Data Sheet Rev. 0.90 GENERAL DESCRIPTION The WT7520 is a pulse- width modulation (PWM) control circuit with plete protection circuits for used in the SMPS (Switched Mode Power Supply). It contains various functions, which are Over Voltage Protection, Under Voltage Protection, Power Good Output (PGO),...