ADR431TRZ-EP

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

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

Package: SOT-23

Essence: The ADR431TRZ-EP is a precision voltage reference that provides a stable output voltage with high accuracy and low temperature coefficient. It is designed for use in various applications where a precise voltage reference is required.

Packaging/Quantity: The ADR431TRZ-EP is available in a SOT-23 package, which is a small surface-mount package. It is typically sold in reels of 3000 units.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 300mV
• Noise: 3μVrms
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.7V to 18V
• Quiescent Current: 120μA

Pin Configuration

The ADR431TRZ-EP has three pins:

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

Functional Features

• High accuracy and stability: The ADR431TRZ-EP provides a highly accurate and stable output voltage, ensuring precise voltage references in various applications.
• Low temperature coefficient: The low temperature coefficient ensures minimal voltage drift over a wide temperature range.
• Low dropout voltage: The low dropout voltage allows the ADR431TRZ-EP to operate with a small input-output voltage differential.
• Low noise: The low noise level ensures a clean and reliable voltage reference signal.
• Wide operating temperature range: The ADR431TRZ-EP can operate in extreme temperature conditions, making it suitable for a wide range of applications.

Advantages and Disadvantages

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

Disadvantages: - Limited output voltage options (only 2.5V)

Working Principles

The ADR431TRZ-EP is based on a bandgap voltage reference circuit. It utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable output voltage. The internal circuitry compensates for temperature variations, ensuring accurate voltage references over a wide temperature range.

Detailed Application Field Plans

The ADR431TRZ-EP is commonly used in various applications that require precise voltage references, such as: - Analog-to-digital converters (ADCs) - Digital-to-analog converters (DACs) - Voltage regulators - Power management systems - Precision instrumentation - Sensor calibration

Detailed and Complete Alternative Models

1. ADR432BRZ: This model offers an output voltage of 4.096V and similar specifications to the ADR431TRZ-EP.
2. ADR433BRZ: This model provides an output voltage of 5.0V and shares similar characteristics with the ADR431TRZ-EP.
3. ADR434BRZ: With an output voltage of 10.0V, this alternative model offers higher voltage options while maintaining comparable features to the ADR431TRZ-EP.

These alternative models provide flexibility in choosing the appropriate voltage reference based on specific application requirements.

In conclusion, the ADR431TRZ-EP is a precision voltage reference IC that offers high accuracy, low temperature coefficient, and low noise. Its small package size and wide operating temperature range make it suitable for various applications. While it has limited output voltage options, alternative models with different voltage levels are available to meet specific needs.