ADR421ARMZ - Analog Devices Inc.

Manufacturer Part Number

ADR421ARMZ

Manufacturer

Analog Devices

Introduction

The ADR421ARMZ is a precision series voltage reference from Analog Devices, part of the XFET® series designed for power management and voltage reference applications.

Product Features and Performance

Series reference type providing stable output

Fixed output voltage of 2.5V

Capable of sourcing up to 10 mA output current

Low temperature coefficient of 10ppm/°C ensures minimal variation with temperature changes

Low noise performance of 1.75µVp-p from 0.1Hz to 10Hz

Product Advantages

High accuracy with a tolerance of ±0.12%

Long-term stability and reliability due to XFET technology

Suitable for high precision applications owing to its low noise characteristics

Key Technical Parameters

Output Voltage: 2.5V (fixed)

Output Current: 10 mA

Voltage Input Range: 4.5V to 18V

Supply Current: 600µA

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Built-in over-temperature protection

Operation assured from low to high industrial temperature ranges

Robust thermal management attributes embedded within the package design

Compatibility

Compatible with a variety of circuits needing a stable reference voltage

Suitable for high-precision analog-to-digital converters (ADCs)

Application Areas

Precision instrumentation

Data acquisition systems

High-resolution converters

Portable battery-powered devices

Medical and healthcare systems

Product Lifecycle

Currently active product status with no indication of discontinuation

Availability of replacements or upgrades not specified

Several Key Reasons to Choose This Product

Exceptional stability and accuracy in voltage reference

Low noise output ideal for sensitive applications

Extended operating temperature suitable for harsh environments

Surface mount package for convenient PCB integration

Reliable performance backed by Analog Devices' reputation in the industry