LM4121AIM5X-1.2 - Texas Instruments

Manufacturer Part Number

LM4121AIM5X-1.2

Manufacturer

texas-instruments

Introduction

The LM4121AIM5X-1.2 is a high-precision, low-noise voltage reference IC from Texas Instruments. It provides a highly stable and accurate 1.25V reference voltage, making it suitable for a wide range of applications, including op-amp circuits, ADCs, and other precision analog designs.

Product Features and Performance

Fixed 1.25V reference voltage output

Tight ±0.2% voltage tolerance

Low temperature coefficient of 50ppm/°C

Low noise: 20μVp-p (0.1Hz to 10Hz), 30μVrms (10Hz to 10kHz)

Wide input voltage range: 1.5V to 12V

Low quiescent current of 275μA

Operating temperature range: -40°C to 85°C

Product Advantages

Excellent voltage stability and accuracy

Low noise performance for sensitive analog circuits

Wide input voltage range for flexibility in design

Small SOT-23-5 package for compact PCB layouts

Key Reasons to Choose This Product

Highly reliable and precise voltage reference for critical analog designs

Robust performance across a wide temperature range

Space-saving surface-mount package for efficient board utilization

Proven Texas Instruments quality and reliability

Quality and Safety Features

Manufactured to high-quality standards by Texas Instruments

Robust design and construction for reliable long-term operation

Thermal protection and other safety features for stable and safe operation

Compatibility

The LM4121AIM5X-1.2 is a drop-in replacement for other fixed-voltage reference ICs in the LM4121 series, allowing for easy design migration and compatibility with existing systems.

Application Areas

Precision analog circuits

Analog-to-digital converters (ADCs)

Operational amplifier (op-amp) circuits

Sensor conditioning and measurement systems

Industrial and medical equipment

Product Lifecycle

The LM4121AIM5X-1.2 is an obsolete product, meaning it is no longer in active production. However, there are several alternative and equivalent models available from Texas Instruments that offer similar performance and features. Customers are advised to contact our website's sales team for more information on the available options and recommendations for suitable replacement products.