REF1112AIDBZR - Texas Instruments

Manufacturer Part Number

REF1112AIDBZR

Manufacturer

Texas Instruments

Introduction

The REF1112AIDBZR is an integrated circuit voltage reference from Texas Instruments designed for precision power management applications.

Product Features and Performance

Shunt reference architecture

Fixed 1.25V output voltage

5 mA output current capability

±0.2% voltage tolerance

Low temperature coefficient of 15ppm/°C typical

Low noise 25µVp-p from 0.1Hz to 10Hz

Suitable for operation from -40°C to 125°C

Surface mount SOT-23-3 package

Product Advantages

High precision for sensitive applications

Stable and reliable performance across a wide temperature range

Low power consumption with a typical cathode current of 1.2 µA

Ideal for battery-powered and portable devices due to low noise characteristics

Ease of integration in circuit design with a small form factor

Key Technical Parameters

Output Voltage: 1.25V

Current - Output: 5 mA

Tolerance: ±0.2%

Temperature Coefficient: 15ppm/°C Typical

Noise - 0.1Hz to 10Hz: 25µVp-p

Operating Temperature Range: -40°C ~ 125°C

Mounting Type: Surface Mount

Package / Case: TO-236-3, SC-59, SOT-23-3

Quality and Safety Features

Consistent performance ensuring long-term reliability

Built to meet industry standard specifications

Compatibility

Compatible with various analog and digital electronics that require a stable reference voltage

Application Areas

Precision power supplies

Data acquisition systems

Portable and battery-operated equipment

Industrial instrumentation

Microprocessor or microcontroller-based systems

Product Lifecycle

Active product status

Standard lead times and production volumes available

Several Key Reasons to Choose This Product

High precision voltage reference ensures accurate performance in critical applications

Low temperature coefficient minimizes voltage variation with temperature change

Ultra-low noise suited to sensitive RF and analog circuitry

Small SOT-23-3 package allows for efficient use of PCB space

Texas Instruments' reputation for reliable and durable power management solutions

Broad operating temperature range suitable for industrial and commercial environments