ADR441ARMZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

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

Package: SOT-23

Essence: ADR441ARMZ is a high-precision voltage reference IC used to provide a stable and accurate voltage reference in various electronic circuits.

Packaging/Quantity: The ADR441ARMZ is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

The ADR441ARMZ has the following specifications:

• Output Voltage Range: 1.22V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 3ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 18V
• Quiescent Current: 120µA
• Output Current: 10mA

Detailed Pin Configuration

The ADR441ARMZ has three pins:

1. VOUT: Output voltage pin.
2. VIN: Input voltage pin.
3. GND: Ground pin.

Functional Features

• High precision voltage reference for accurate voltage regulation.
• Low temperature coefficient ensures stability over a wide temperature range.
• Low dropout voltage minimizes power dissipation.
• Low noise output for applications requiring clean voltage references.
• Wide operating range allows for versatile use in various electronic circuits.

Advantages and Disadvantages

Advantages: - High precision and accuracy. - Stable performance over a wide temperature range. - Low power consumption. - Small package size. - Easy to integrate into electronic circuits.

Disadvantages: - Limited output current capacity. - Requires an external power supply.

Working Principles

The ADR441ARMZ utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a temperature coefficient compensation technique. The input voltage is regulated to provide a precise output voltage, which can be used as a reference in various electronic applications.

Detailed Application Field Plans

The ADR441ARMZ is commonly used in the following applications:

1. Precision measurement equipment
2. Data acquisition systems
3. Analog-to-digital converters (ADCs)
4. Voltage regulators
5. Portable electronic devices
6. Battery-powered systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ADR441ARMZ are:

1. ADR431ARMZ: Similar specifications and package, but with a lower initial accuracy of ±0.1%.
2. ADR443ARMZ: Higher initial accuracy of ±0.02%, but with a higher temperature coefficient of 10ppm/°C.
3. ADR445ARMZ: Improved noise performance with an output noise voltage of 2µVrms, but with a slightly higher dropout voltage of 300mV.

These alternative models can be considered based on specific requirements and trade-offs in different applications.

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