Manufacturer Part Number
ADR431ARMZ
Manufacturer
Analog Devices
Introduction
The ADR431ARMZ is a precision series voltage reference in Analog Devices' XFET® series, offering low noise and low drift.
Product Features and Performance
Series voltage reference technology
Stable and precise 2.5V output
Output current capability of 30 mA
Tight output voltage tolerance of ±0.12%
Excellent temperature coefficient at 10ppm/°C
Low output noise of 3.5µVp-p from 0.1Hz to 10Hz
Flexible input voltage range from 4.5V to 18V
Low supply current demand of 800µA
Wide operating temperature range from -40°C to 125°C
Surface mount package for efficient PCB design
Product Advantages
XFET® technology provides lower noise than Zener references
Precision voltage output suitable for critical applications
High current output for driving larger loads
Improved temperature stability for variable environments
Low power consumption suitable for battery-powered devices
Key Technical Parameters
Fixed output voltage: 2.5V
Output current: 30 mA
Voltage tolerance: ±0.12%
Temperature coefficient: 10ppm/°C
Noise level: 3.5µVp-p (0.1Hz to 10Hz)
Input voltage range: 4.5V ~ 18V
Supply current: 800µA
Operating temperature range: -40°C ~ 125°C
Quality and Safety Features
Established reliability by Analog Devices brand
Built-in thermal and overcurrent protection features
Compliance with industry safety and quality standards
Compatibility
Compatible with various analog circuits requiring a stable reference voltage
Suitable for surface mount technology (SMT)
Available in 8-MSOP package compatible with standard PCB layouts
Application Areas
High-precision data converters
Portable and battery-powered electronics
Industrial and process control systems
Precision instrumentation
Automotive electronics
Communication infrastructure
Product Lifecycle
Active product status
Not indicated as nearing discontinuation
Component replacements and upgrades typically available within Analog Devices portfolio
Several Key Reasons to Choose This Product
High level of precision and low drift for critical applications
Extremely low noise output for sensitive electronic circuits
Wide operating temperature range suitable for challenging environments
Reliable manufacturer with a strong reputation in power management solutions
Support and resources available due to common package platform (8-MSOP)
Proven performance in a diverse array of applications and industries
