LM4040CEM3-2.5 - Texas Instruments

Manufacturer Part Number

LM4040CEM3-2.5

Manufacturer

Texas Instruments

Introduction

The LM4040CEM3-2.5 by Texas Instruments is a precision micropower shunt voltage reference in a small outline SOT-23 package.

Product Features and Performance

Precision reference voltage of 2.5V

Fixed output with a tolerance of ±0.5%

Temperature coefficient of 100ppm/°C for stable performance across temperature ranges

Low noise of 35µVrms from 10Hz to 10kHz

Supports output currents up to 15 mA

Minimal operating current requirement with a cathode current of 68 µA

Suited for operating temperatures between -40°C and 125°C

Product Advantages

High accuracy and stability for critical applications

Suitable for battery-powered and portable devices due to low power consumption

Reliable performance in a wide range of environmental conditions

Easy to integrate into various designs with its SOT-23-3 package

Key Technical Parameters

Voltage Output (Min/Fixed): 2.5V

Current Output: 15 mA

Tolerance: ±0.5%

Temperature Coefficient: 100ppm/°C

Noise 10Hz to 10kHz: 35µVrms

Current Cathode: 68 µA

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Compliant with industry-standard quality and safety norms, ensuring reliability and performance consistency.

Compatibility

Compatible with a variety of circuits requiring a precision voltage reference, thanks to its standard SOT-23-3 footprint.

Application Areas

Portable electronics

Power supplies

Battery management systems

Medical devices

Industrial instrumentation

Product Lifecycle

This product is on a Last Time Buy status, indicating it is nearing discontinuation. Customers are encouraged to plan for future replacements or upgrades available from Texas Instruments.

Several Key Reasons to Choose This Product

High precision and low noise profile make it ideal for sensitive electronics.

Robust temperature performance ensures reliability across a wide range of conditions.

Low power consumption enhances battery life in portable applications.

Compact and easy to install in diverse hardware layouts.

Backed by Texas Instruments' reputation for quality and support.

Last Time Buy status offers a chance for final stock-up before needing to transition to newer alternatives.