SG1825C

HIGH - SPEED CURRENT - MODE PWM

Microsemi Corporation

SG1825C Features

* IMPROVED REFERENCE INITIAL TOLERANCE (±1% max.)

* IMPROVED OSCILLATOR INITIAL ACCURACY (±3% typ.)

* IMPROVED STARTUP CURRENT (500µA typ.)

* PROP DELAY TO OUTPUTS (50ns typ.)

* 10V TO 30V OPERATION

* 5.1V REFERENCE TRIMMED TO ±1%

* 2MHZ OSCILL

SG1825C General Description

The SG1825C is a high-performance pulse width modulator optimized for high frequency current-mode power supplies. Included in the controller are a precision voltage reference, micro power start-up circuitry, soft start, highfrequency oscillator, wideband error amplifier, fast current limit comparat.

SG1825C Datasheet (317.03 KB)