Part UC3842A
Description SMPS Controller
Manufacturer Fairchild Semiconductor
Size 42.49 KB
Fairchild Semiconductor

UC3842A Overview

Description

The UC3842A/UC3843A are fixed PWM controller for OffLine and DC to DC converter applications. The internal circuits include UVLO, low start up current circuit, temperature compensated reference, high gain error amplifier, current sensing comparator, and high current totem-pole output for driving a POWER MOSFET.