ADR431ARMZ

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High accuracy - Low temperature coefficient - Low dropout voltage - Low noise - Wide operating range

Package: MSOP-8

Essence: ADR431ARMZ is a precision voltage reference IC that provides a stable and accurate output voltage.

Packaging/Quantity: The ADR431ARMZ is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Output Voltage Range: 1.22V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 300mV typical
• Supply Voltage Range: 2.7V to 18V
• Quiescent Current: 120µA typical
• Output Current: 10mA maximum

Detailed Pin Configuration

The ADR431ARMZ has the following pin configuration:

```

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| | --| VOUT | --| | --| GND | --| | --| VIN | |___________| ```

Functional Features

• High accuracy voltage reference for precision applications
• Low temperature coefficient ensures stability over a wide temperature range
• Low dropout voltage allows operation with low input voltages
• Low noise output for noise-sensitive applications
• Wide operating range enables versatile use in various circuits

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low temperature coefficient - Low dropout voltage - Low noise output - Wide operating range

Disadvantages: - Relatively high quiescent current compared to some other voltage references - Limited output current capability

Working Principles

The ADR431ARMZ is based on a bandgap voltage reference circuit. It utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable and accurate output voltage. The internal circuitry compensates for temperature variations, ensuring consistent performance over a wide temperature range.

Detailed Application Field Plans

The ADR431ARMZ is commonly used in various precision applications where a stable and accurate voltage reference is required. Some typical application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision instrumentation
5. Sensor calibration circuits
6. Battery-powered devices

Detailed and Complete Alternative Models

1. ADR431BRZ: Similar specifications and features, but available in SOT-23 package.
2. ADR431ARMZ-R7: RoHS-compliant version with identical specifications and features.
3. ADR431ARMZ-REEL7: Tape and reel packaging with 3000 units per reel.

These alternative models offer similar functionality and can be used as substitutes for the ADR431ARMZ in various applications.

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