Product Overview: LM4040EIM3X-2.5 Precision Voltage Reference

The LM4040EIM3X-2.5 is a high-precision, shunt voltage reference from Texas Instruments, renowned for its stability and accuracy. Designed to operate in a wide range of applications, this voltage reference provides a fixed 2.5V output with an impressive initial accuracy of 0.1%. This makes it an ideal choice for precision data converters, portable instrumentation, and other critical applications where voltage precision is paramount.

Encased in a compact SOT-23 package, the LM4040EIM3X-2.5 is designed for space-constrained applications. Its small footprint allows for efficient use of PCB space, making it a perfect fit for portable devices and compact electronic systems. Despite its size, this voltage reference does not compromise on performance, offering excellent temperature stability and low dynamic impedance, ensuring consistent performance across a wide range of operating conditions.

Key Features

• Fixed 2.5V Output: Provides a stable reference voltage, essential for high-accuracy systems.
• High Accuracy: Initial accuracy of 0.1%, ensuring precise voltage reference for sensitive applications.
• Low Temperature Coefficient: Offers excellent temperature stability, making it suitable for applications that operate across a broad temperature range.
• Wide Operating Current: Functions over a broad current range, from 45 µA to 15 mA, providing flexibility in various applications.
• Compact SOT-23 Package: Space-saving design that is ideal for portable and space-restricted applications.
• Robust: Operates reliably in harsh environments, with an industrial temperature range of -40°C to +85°C.

Applications

The LM4040EIM3X-2.5 is versatile and can be used in a variety of applications, including:

• Precision data systems
• Portable and battery-powered equipment
• Analog-to-Digital Converters (ADCs) and Digital-to-Analog Converters (DACs)
• Power supplies
• Industrial instrumentation

With its combination of precision, reliability, and compact size, the LM4040EIM3X-2.5 from Texas Instruments stands out as a superior choice for designers seeking a high-quality voltage reference solution.