LM4040B25IDCKR - Texas Instruments

Manufacturer Part Number

LM4040B25IDCKR

Manufacturer

Texas Instruments

Introduction

The LM4040B25IDCKR by Texas Instruments is a precision micropower shunt voltage reference in a small surface-mount package, designed for power-sensitive applications.

Product Features and Performance

Fixed 2.5V output with a precision tolerance of ±0.2%

Low temperature coefficient of 100ppm/°C, ensuring stable operation over temperature variations

Low dynamic impedance

Supports a wide range of operating temperatures from -40°C to 85°C

Low output noise of 35µVrms for 10Hz to 10kHz, suitable for noise-sensitive applications

Product Advantages

High output voltage accuracy and stability improve overall system performance

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

Minimal external components required for operation

Key Technical Parameters

Output Voltage: 2.5V (Min/Fixed)

Output Current: 15 mA

Tolerance: ±0.2%

Temperature Coefficient: 100ppm/°C

Noise (10Hz to 10kHz): 35µVrms

Current Cathode: 80 µA

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Robust against temperature fluctuations and noise interference

Compatibility

Compatible with surface mount technology, facilitating integration into a wide range of electronic circuits

Application Areas

Precision voltage regulation in portable and battery-powered devices

Data acquisition systems

Microcontrollers supply voltage reference

Medical and healthcare electronics

Product Lifecycle

The product status is active, indicating ongoing production and availability.

Not nearing discontinuation, with no immediate replacement or upgrade needed.

Several Key Reasons to Choose This Product

Industry-leading accuracy and stability offer enhanced performance in critical applications.

Minimal power consumption is ideal for power-sensitive designs.

Wide operating temperature range allows for use in various environments.

High reliability and low noise output improve the quality of sensitive electronic circuits.

Ease of integration with existing designs due to surface mount packaging and compatibility.