ADR431BR
- Mfr.Part #
- ADR431BR
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC VREF SERIES 0.04% 8SOIC
- Stock
- 7,885
- In Stock :
- 7,885
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Voltage Reference
- Max Output Voltage :
- 2.5V
- Number of Functions :
- 1
- Surface Mount :
- yes
- Number of Terminations :
- 8
- Base Part Number :
- ADR431
- Terminal Form :
- Gull wing
- Packaging :
- Tube
- Analog IC - Other Type :
- THREE TERMINAL VOLTAGE REFERENCE
- Peak Reflow Temperature (Cel) :
- 260
- Min Output Voltage :
- 2.5V
- Lifecycle Status :
- Production (Last Updated: 2 weeks ago)
- Additional Feature :
- OUTPUT VOLTAGE CAN BE ADJUSTED OVER A 0.5 PERCENT RANGE USING TRIM PIN
- Radiation Hardening :
- No
- Tolerance :
- ±0.04%
- Series :
- XFET®
- Height :
- 1.5mm
- Width :
- 4mm
- Terminal Finish :
- Matte Tin (Sn)
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 16 Weeks
- Number of Outputs :
- 1
- Pin Count :
- 8
- Mounting Type :
- Surface Mount
- Pbfree Code :
- No
- Length :
- 5mm
- Max Input Voltage :
- 20V
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Number of Channels :
- 1
- Output Voltage :
- 2.5V
- Temp Coef of Voltage-Max :
- 3 ppm/°C
- Voltage - Input :
- 4.5V~18V
- Supply Voltage :
- 5V
- Nominal Supply Current :
- 800μA
- REACH SVHC :
- No SVHC
- Terminal Position :
- Dual
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Trim/Adjustable Output :
- yes
- Output Type :
- FIXED
- Max Output Current :
- 30mA
- Noise - 0.1Hz to 10Hz :
- 3.5μVp-p
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Operating Supply Current :
- 800μA
- JESD-609 Code :
- e3
- ECCN Code :
- EAR99
- Min Input Voltage :
- 4.5V
- Lead Free :
- Contains Lead
- Quiescent Current :
- 800μA
- Reference Type :
- Series
- Temperature Coefficient :
- 3ppm/°C
- Reference Voltage :
- 2.5V
- Operating Temperature :
- -40°C~125°C TA
- Number of Pins :
- 8
- Datasheets
- ADR431BR

Voltage Reference Analog Devices, Inc. ADR431BR Overview
The Voltage Reference Analog Devices, Inc. ADR431BR is a top-tier, precision voltage reference that delivers robust performance with a trimmable output and a minimal temperature coefficient. Designed in a compact 8-SOIC package, this IC offers a high degree of stability and accuracy with a nominal output voltage of 2.5V and an impressive low drift, making it ideal for critical applications where precise voltage is necessary. Its 0.04% initial accuracy and low output noise enhance system performance, facilitating reliable operation in demanding environments. This makes the ADR431BR an excellent choice for manufacturers looking to integrate dependable voltage references in their advanced electronic systems.
ADR431BR Features
The ADR431BR voltage reference from Analog Devices features several key attributes that set it apart:
- High Accuracy: Initial output accuracy of 0.04%, ensuring precise voltage regulation for sensitive applications.
- Low Temperature Drift: Optimized for stability across a wide range of operating temperatures, enhancing device reliability and performance.
- Adjustable Output: Provides flexibility with an externally adjustable output through a trim pin, allowing fine-tuning for specific application needs.
- Low Noise: Exhibits excellent noise performance, critical for applications requiring high signal integrity.
- Wide Supply Voltage Range: Operates over a broad supply voltage range, accommodating varying power supplies while maintaining consistent performance.
ADR431BR Applications
- Precision Instrumentation: Utilized to provide a stable reference voltage, ensuring high accuracy and repeatability in measurement systems.
- Data Acquisition Systems: Serves as a precise reference in data acquisition systems, where stable and accurate signal conversion is critical for data integrity.
- ADC/DAC: Critical for maintaining accuracy in analog-to-digital and digital-to-analog converters, enhancing overall system performance.
- Industrial Automation: Provides the accuracy needed for controlling processes in industrial automation equipment, where stability and precision are required for optimal operation.
- Automotive Electronics: Used in automotive systems to ensure reliable and consistent performance under varying environmental conditions.
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