General Description

The Supertex HV9100 through HV9103 are a series of BiCMOS/ DMOS single-output, pulse width modulator ICs intended for use in high-speed high-efficiency switchmode power supplies. They provide all the functions necessary to implement a single-switch current-mode PWM, in any topology, with a minimum of external parts.

Features

❏ 10 to 120V input range

❏ 200V, 7.0Ω output MOSFET

❏ Current-Mode Control

❏ High Efficiency

❏ Up to 1MHz Internal Oscillator

❏ Internal Start-up Circuit

Applications

❏ DC/DC Converters

❏ Distributed Power Systems

❏ ISDN Equipment

❏ PBX Systems

❏ Modems