Description

The AS431H is a three-terminal adjustable shunt regulator with guaranteed thermal stability over a full operation range. It features sharp turn-on characteristics, low temperature coefficient and low output impedance, which make it ideal substitute for Zener diode in applications such as switching power supply, charger and other adjustable regulators.

Features

• Programmable Precise Output Voltage from 2.495V to 36V

• High Stability under Capacitive Load

• Low Temperature Deviation: 5mV Typical

• Low Equivalent Full-range Temperature Coefficient with 20PPM/°C Typical

• Sink Current Capacity from 0.5mA to 100mA

• Low Output Noise

• Wide Operating Range of -40 to +125°C

• Lead-Free Packages, Available in “Green” Molding Compound: SOT23, TO92 (Ammo Packing)

• Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)

• Halogen and Antimony Free. “Green” Device (Note 3)

Applications

• Charger

• Voltage Adapter

• Switching Power Supply

• Graphic Card

• Precision Voltage Reference