Manufacturer Part Number
REF3140AQDBZRQ1
Manufacturer
Texas Instruments
Introduction
Precision low-dropout voltage reference for power management applications
Product Features and Performance
Output voltage fixed at 4.096V
Capable of sourcing 10 mA output current
Tight tolerance of ±0.2%
Low temperature coefficient of 20ppm/°C
Low noise performance: 53µVp-p (0.1Hz to 10Hz), 78µVrms (10Hz to 10kHz)
Wide input voltage range: 4.146V to 5.5V
Low current supply of 135µA
Product Advantages
High accuracy and stability
Energy-efficient operation
Excellent noise reduction
Key Technical Parameters
Reference Type: Series
Grade: Automotive
Qualification: AEC-Q100 certified
Mounting Type: Surface Mount
Operating Temperature Range: -40°C to 125°C
Packaging: Tape & Reel for automated assembly
Quality and Safety Features
Compliant with automotive industry standards AEC-Q100
Built-in thermal and overload protection
Compatibility
Suitable for 4.146V to 5.5V input supply
SOT-23-3 package compatible with common PCB layouts
Application Areas
Automotive electronics
Battery management
Data acquisition systems
Portable devices
Product Lifecycle
Product Status: Active
No immediate discontinuation anticipated
Available for new designs and long-term projects
Several Key Reasons to Choose This Product
Guaranteed performance at automotive temperature extremes
High precision output for critical applications
Low operational noise for sensitive electronics
Convenient surface mount package for compact circuits
Robust design qualified for the demanding automotive sector
Continuous product availability and support from Texas Instruments