KA7500C Datasheet (Fairchild)

KA7500C, SMPS Controller

The KA7500C is used for the control circuit of the pulsewidth modulation switching regulator.

The KA7500C consists of 5V reference voltage circuit, two error amplifiers, flip flop, an output control circuit, a PWM comparator, a dead-time comparator, and an oscillator.

This device can be operated in

KA7500C Features

* Internal Regulator Provides a Stable 5V Reference Supply Trimmed to ±1% Accuracy

* Uncommitted Output TR for 200mA Sink or Source Current

* Output Control for Push-Pull or Single-Ended Operation

* Variable Duty Cycle by Dead-Time Control (Pin 4) Complete PWM Control Circuit

* O