Overview
The ADR431ARZ-REEL7 is a precision voltage reference IC manufactured by Analog Devices, Inc. It is designed to provide a stable and accurate reference voltage for use in a wide range of applications. This IC features Analog Devices' XFET® technology, which minimizes voltage change vs. temperature nonlinearity, ensuring high accuracy and low temperature drift performance. The device operates at a lower current and lower supply voltage headroom compared to traditional buried zener references, making it a versatile and efficient solution for various precision applications.
Key Specifications
| Parameter | Value |
|---|---|
| Reference Voltage | 2.5V ±0.12% |
| Operating Temperature Range | -40°C to +125°C |
| Output Current Capability | Source: +30 mA, Sink: -20 mA |
| Temperature Coefficient | 10 ppm/°C (max) |
| Load Regulation | 15 ppm/mA (max) |
| Line Regulation | 20 ppm/V (max) |
| Supply Voltage Range | 4.5 V to 18 V |
| Package Type | NSOIC-8 |
| RoHS Status | Lead free/RoHS Compliant |
Key Features
- High Accuracy: Provides a reference voltage with an initial accuracy of ±0.1%, ensuring reliable and precise operation.
- Low Noise: Offers a low noise output voltage, making it suitable for low-noise applications.
- Low Temperature Coefficient: Features a low temperature coefficient of 10 ppm/°C, ensuring stability over a wide range of temperatures.
- Low Dropout Voltage: Can operate with a very low dropout voltage, making it suitable for low-voltage applications.
- Low Power Consumption: Consumes minimal power, making it suitable for battery-powered applications.
- Wide Operating Temperature Range: Operates over a temperature range of -40°C to 125°C, making it suitable for use in harsh environments.
- Current Sink and Source Capability: Can source up to 30 mA and sink up to -20 mA of output current.
- Trim Terminal: Includes a trim terminal to adjust the output voltage over a ±0.5% range without compromising performance.
Applications
- Precision Data Acquisition Systems: Ideal for systems requiring high accuracy and stability.
- High Resolution Data Converters: Suitable for applications needing precise voltage references.
- Medical Instruments: Used in medical devices where accuracy and reliability are critical.
- Industrial Process Control Systems: Applicable in industrial automation and control systems.
- Optical Control Circuits: Used in optical control and signal processing applications.[
- Precision Instruments: Suitable for various precision instruments and test equipment.[
- Voltage Regulators and Oscillators: Can be used in voltage regulators, oscillators, and signal generators.[
Q & A
- What is the reference voltage of the ADR431ARZ-REEL7?
The reference voltage of the ADR431ARZ-REEL7 is 2.5V ±0.12%.[
- What is the operating temperature range of the ADR431ARZ-REEL7?
The operating temperature range is -40°C to +125°C.[
- What is the maximum output current capability of the ADR431ARZ-REEL7?
The device can source up to 30 mA and sink up to -20 mA of output current.[
- What is the temperature coefficient of the ADR431ARZ-REEL7?
The temperature coefficient is 10 ppm/°C (max).[
- What package type is the ADR431ARZ-REEL7 available in?
The device is available in an NSOIC-8 package.[
- Is the ADR431ARZ-REEL7 RoHS compliant?
Yes, the ADR431ARZ-REEL7 is lead free and RoHS compliant.[
- What are some common applications of the ADR431ARZ-REEL7?
Common applications include precision data acquisition systems, high resolution data converters, medical instruments, and industrial process control systems.[
- Does the ADR431ARZ-REEL7 have a trim terminal for adjusting the output voltage?
Yes, it includes a trim terminal to adjust the output voltage over a ±0.5% range without compromising performance.[
- What is the supply voltage range for the ADR431ARZ-REEL7?
The supply voltage range is 4.5 V to 18 V.[
- What technology does the ADR431ARZ-REEL7 use to minimize temperature drift?
The device uses Analog Devices' XFET® technology to minimize temperature drift and ensure high accuracy.[
