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L6591 - PWM controller

L6591 Description

L6591 PWM controller for ZVS half-bridge .

L6591 Features

* Complementary PWM control for soft-switched www. DataSheet4U. com half-bridge with programmable dead-time
* Up to 500 kHz operating frequency On-board high-voltage start-up Advanced light load management Adaptive UVLO Pulse-b

L6591 Applications

* High power AC-DC adapter/charger Desktop PC, entry-level server Telecom SMPS 4 % precision external reference Figure 1. Typical application circuit H V 16 5 OSC TIMING HV ge nerator ON/O FF a nd a daptive UV LOmanag e ment Vcc_OK R + S 4.5V 1.5V ISEN 3 + R + PWM R PFC _STOP 8 S O

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PWM controller STMicroelectronics
STMicroelectronics L6591-like datasheet