Manufacturer Part Number
ADR391AUJZ-REEL7
Manufacturer
Analog Devices
Introduction
The ADR391AUJZ-REEL7 is a precision voltage reference from Analog Devices, specifically designed for power management applications, and provided in a Tape & Reel packaging for easier handling and assembly in surface-mounted technologies.
Product Features and Performance
Precise Voltage Output of 2.5V
5 mA output current capability
Low temperature coefficient of 25ppm/°C ensures stability over temperature variations
Low noise performance with 5µVp-p from 0.1Hz to 10Hz
Supports input voltage from 2.8V to 15V
Minimal supply current requirement at 140µA
Capable of operating in a wide range of temperatures from -40°C to 125°C
Product Advantages
High accuracy and low tolerance of ±0.24%
Robust to temperature variations and noise, providing consistent performance
Suitable for battery-powered applications due to low power consumption
Key Technical Parameters
Output Type: Fixed
Voltage Output (Min/Fixed): 2.5V
Current Output: 5 mA
Tolerance: ±0.24%
Temperature Coefficient: 25ppm/°C
Noise 0.1Hz to 10Hz: 5µVp-p
Voltage Input: 2.8V ~ 15V
Current Supply: 140µA
Operating Temperature: -40°C ~ 125°C
Quality and Safety Features
Built-in thermal and overcurrent protection
Compliance with the industry quality standards for power management ICs
Compatibility
Compatible with surface mount technologies due to its SOT-23-5 package
Works well in both analog and digital circuits that require precise reference voltage
Application Areas
Precision voltage regulation in power supplies
Analog-to-digital converters (ADCs)
Portable and battery-powered devices
Industrial instrumentation
Product Lifecycle
Current Product Status: Active
Not nearing discontinuation; replacements and upgrades are available under the ADR39 series
Several Key Reasons to Choose This Product
Exceptional accuracy and low voltage tolerance ensuring dependable performance
Superior low-noise characteristics beneficial for sensitive applications
Wide input voltage range and low power requirement offer design flexibility
Suitable for harsh environments due to its wide operating temperature range
Reliable manufacturer with consistent support and supply-chain advantages