ADR280AKS-R2

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Reference

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

Package: SOT-23

Essence: The ADR280AKS-R2 is a voltage reference IC that provides a stable and accurate voltage output for various applications.

Packaging/Quantity: The ADR280AKS-R2 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
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR280AKS-R2 has three pins:

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

Functional Features

• High accuracy and stability over a wide temperature range.
• Low dropout voltage allows operation with low input voltages.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation characteristics.
• Low noise output ensures clean and reliable performance.

Advantages and Disadvantages

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

Disadvantages: - Relatively high quiescent current compared to some other voltage references. - Limited availability of alternative models.

Working Principles

The ADR280AKS-R2 is based on bandgap voltage reference technology. It utilizes a combination of temperature-compensated diodes and amplifiers to generate a stable reference voltage. The internal circuitry ensures that the output voltage remains constant, even with variations in input voltage and temperature.

Detailed Application Field Plans

The ADR280AKS-R2 is commonly used in various applications, including:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Power management systems
5. Sensor calibration circuits
6. Test and measurement equipment

Detailed and Complete Alternative Models

While the ADR280AKS-R2 is a reliable and widely used voltage reference, there are alternative models available from different manufacturers. Some popular alternatives include:

1. LT6654 - Precision Voltage Reference
2. MAX619 - Low-Dropout Voltage Reference
3. REF102 - High-Precision Voltage Reference
4. LM4040 - Micropower Shunt Voltage Reference

These alternative models offer similar functionality and performance characteristics, providing users with options based on their specific requirements.

In conclusion, the ADR280AKS-R2 is a high-precision voltage reference IC with excellent stability, low noise, and wide operating range. Its compact SOT-23 package makes it suitable for various applications in the field of precision electronics. While it has some limitations, alternative models are available to meet specific needs.