LM4040EIM3-2.5 - Texas Instruments

Manufacturer Part Number

LM4040EIM3-2.5

Manufacturer

Texas Instruments

Introduction

The LM4040EIM3-2.5 is a precision, shunt voltage reference in a small SOT-23-3 package, providing a fixed 2.5V output voltage for various applications, including power management and voltage monitoring.

Product Features and Performance

Fixed output voltage of 2.5V

Output current capability of 15 mA

Tolerance of ±2% across the entire temperature range

Low temperature coefficient of 150ppm/°C for stable performance over temperature variations

Low noise output of 35µVrms (10Hz to 10kHz), ideal for sensitive applications

Minimal operating current requirement (Cathode current: 70 µA)

Operates efficiently across a wide temperature range (-40°C to 85°C)

Product Advantages

Provides precise voltage reference in a compact package

Stable and low-noise operation suitable for high-precision applications

Low power consumption enhances overall system efficiency

High tolerance and temperature stability improve overall system reliability

Key Technical Parameters

Output Voltage: 2.5V

Output Current: 15 mA

Tolerance: ±2%

Temperature Coefficient: 150ppm/°C

Noise (10Hz to 10kHz): 35µVrms

Cathode Current: 70 µA

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Package / Case: SOT-23-3

Quality and Safety Features

Rigorously tested for stability and reliability across temperature and load conditions

Conforms to Texas Instruments' quality and safety standards for voltage reference products

Compatibility

Versatile for use in diverse power management applications due to its stable output and compact form factor

Compatible with a wide range of circuits requiring a 2.5V reference voltage

Application Areas

Power supply regulation

Battery-powered devices

Portable and wearable technology

Data acquisition systems

Precision instrumentation

Product Lifecycle

Obsolete status indicates discontinuation of production

Potential need to seek replacements or upgrades for new designs

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and reliability

Compact and easy-to-mount SOT-23-3 package enhances PCB space efficiency

The precise and stable 2.5V reference suits a wide array of applications requiring voltage regulation or monitoring

Low power consumption and high tolerance characteristics ensure efficient and reliable operation

Obsolete status necessitates consideration for legacy applications or securing supply for maintenance needs