ZR431GTA

$1.22

Description：IC VREF SHUNT ADJ 2% SOT223
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:73f2b2a59dca Category: Voltage Reference Brand: Diodes Incorporated

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Product introduction

Product Detailed Parameters

Description：IC VREF SHUNT ADJ 2% SOT223
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Adjustable
Voltage - Output (Min/Fixed)：2.5V
Voltage - Output (Max)：20 V
Current - Output：100 mA
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：TO-261-4, TO-261AA
Supplier Device Package：SOT-223-3
Grade：-
Qualification：-

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ZR431GTA

Overview

The ZR431GTA is a three-terminal adjustable shunt regulator manufactured by Diodes Incorporated. It provides excellent temperature stability and an output current handling capability of up to 100mA. The output voltage is programmable, allowing selection between 2.5V and 20V using two external divider resistors. This device serves as a high-performance replacement for standard zener diodes in applications requiring improved regulation characteristics.

Feature Summary

Three-terminal adjustable shunt regulator design
Excellent temperature stability across operating range
High output current sink capability up to 100mA
Programmable output voltage via external resistors

Applications

Shunt regulator circuits
Series regulator configurations
Voltage monitoring systems
Over-voltage and under-voltage protection
Switch mode power supplies

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm package integrity upon receipt. Check datasheet revisions for specific electrical tolerances. Ensure environmental compliance matches project requirements. Validate pinout compatibility with existing PCB layouts before implementation.

Selection Notes

Select this component when precise voltage referencing is required in shunt configurations. Consider the 100mA current limit for load requirements. Evaluate thermal performance within the specified operating temperature range. Compare against standard zener diodes for accuracy improvements. Verify external resistor availability for desired voltage setting.

Part Context

This part belongs to the ZR431 family of adjustable precision zener shunt regulators from Diodes Incorporated. The series offers various tolerance options and packaging styles including surface mount and through-hole variants. It addresses applications needing stable reference voltages without complex circuitry.