開關電源IC HY2596H

Features

5V, and adjustable output versions

Adjustable version output voltage range, 1.2V to 57V with ±4% max over line and load conditions

3A output load current

Input voltage range up to 60V

Requires only 4 external components

150 kHz fixed frequency internal oscillator

TTL shutdown capability

Low power standby mode, typically 30 uA.

High efficiency

Uses readily available standard inductors

Thermal shutdown and current limit protection

Applications

Simple high-efficiency step-down (buck) regulator

Pre-regulator for linear regulators.

On-card/boards witching regulators

Positive to negative converter (buck-boost).