The LM4040EIM3-2.5 from Texas Instruments is a high-precision, shunt voltage reference that provides a fixed voltage output of 2.5V. This device is designed for a wide range of applications, including data acquisition systems, instrumentation, and portable battery-powered devices where accurate voltage reference is crucial for performance.

Key Features

• Output Voltage: Precisely regulated 2.5V output with an initial accuracy of ±0.1%.
• Temperature Coefficient: Low temperature coefficient of 100 ppm/°C, ensuring stable performance over a wide temperature range.
• Wide Operating Current: Operates from 45 µA to 15 mA, providing flexibility for various design requirements.
• Package Type: Available in a compact SOT-23 package, ideal for space-constrained applications.
• Stability: Excellent long-term stability and high reliability, with a tight output voltage tolerance.

Applications

The LM4040EIM3-2.5 voltage reference is suitable for a variety of applications, including:

• Precision data systems
• Portable and battery-powered equipment
• Industrial control systems
• Analog-to-digital converters (ADCs)
• Digital-to-analog converters (DACs)

Performance Benefits

The LM4040EIM3-2.5 offers several performance benefits that make it a top choice for designers. Its low dropout voltage allows it to function optimally even with minimal headroom above the output voltage, which is particularly beneficial in battery-operated devices. The device's robustness is further enhanced by its ability to operate over a broad range of temperatures and currents, ensuring reliable performance under diverse operating conditions.

Quality and Support

As with all Texas Instruments products, the LM4040EIM3-2.5 comes with the assurance of high-quality manufacturing and comprehensive technical support. Engineers can rely on TI's extensive documentation and customer service to integrate this voltage reference into their designs with confidence.