ADR291GRUZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

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

Package: SOT-23-3

Essence: ADR291GRUZ is a precision voltage reference IC that provides a stable and accurate output voltage.

Packaging/Quantity: The ADR291GRUZ is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage Range: 1.2V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 18V
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR291GRUZ has three pins:

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

Functional Features

• High precision voltage reference for various applications.
• Stable output voltage over a wide temperature range.
• Low dropout voltage allows operation with low input voltages.
• Low noise ensures accurate measurements.
• Excellent line and load regulation characteristics.

Advantages and Disadvantages

Advantages: - High accuracy and stability. - Low temperature coefficient. - Wide operating temperature range. - Small package size. - Low power consumption.

Disadvantages: - Limited output voltage range. - Requires an external bypass capacitor for optimal performance.

Working Principles

The ADR291GRUZ uses bandgap voltage reference technology to generate a precise and stable output voltage. It utilizes a combination of resistors, diodes, and amplifiers to achieve high accuracy and low temperature coefficient.

Detailed Application Field Plans

The ADR291GRUZ is commonly used in various applications that require a stable and accurate voltage reference. Some of the typical application fields include:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery-powered devices
5. Industrial control systems
6. Test and measurement equipment

Detailed and Complete Alternative Models

1. ADR292GRUZ: Similar specifications and package, but with a higher output voltage range.
2. ADR293GRUZ: Similar specifications and package, but with a lower initial accuracy.
3. ADR294GRUZ: Similar specifications and package, but with a higher temperature coefficient.

These alternative models provide options for different requirements and design considerations.

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