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US431AL Datasheet Low -voltage Adjustable Precision Shunt Regulator

Manufacturer: UNISEM

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number US431AL
Manufacturer UNISEM
File Size 37.50 KB
Description LOW -VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATOR
Datasheet US431AL US431L Datasheet (PDF)

General Description

The US431L product is a 3 terminal adjustable shunt regulator that can also be used as a precision voltage reference.

Its output voltage may be set to any value between Vref(1.24V) and 6V with two external resistors as shown in the typical application circuit.

Other applications of this device include the use as a merged amplifier and reference in applications such as Linear regulator or as the secondary side controller in low voltage power supply applications.

Key Features

  • SOT23-5 package 0.5% Voltage Reference Initial Accuracy (US431AL) Low Operational Cathode Current (80 uA max) Unconditionally Stable with only 1uF Adjustable Output from 1.24V to 6V 0.25Ω Typical Output Impedance Pin to Pin Compatible with TLV431.

US431AL Distributor