Texas Instruments LM4140ACM-2.0/NOPB Precision Voltage Reference

The LM4140ACM-2.0/NOPB from Texas Instruments is a high precision, low-noise voltage reference that is part of their LM4140 series. This device is specifically designed to ensure stability and reliability for high-performance analog circuits. It provides a fixed 2.0V output with an impressive initial accuracy and a low temperature coefficient, making it ideal for applications requiring a stable reference voltage over a wide range of environmental conditions.

Key Features

• Precision Voltage: Offers a fixed 2.0V output with an initial accuracy of ±0.1% (max) for Grade A.
• Low Temperature Coefficient: Features a typical temperature coefficient of 20ppm/°C, ensuring reliable performance over a wide temperature range.
• Low Noise: Exhibits low output noise, making it suitable for sensitive applications such as precision amplifiers, ADCs, and DACs.
• Long-Term Stability: Provides excellent long-term stability and low dynamic impedance, enhancing overall system accuracy.
• Wide Operating Current: Operates with a wide current range from 60µA to 15mA, offering flexibility in various circuit designs.
• No Output Capacitor Required: Stable without an output capacitor, simplifying design and reducing component count.
• Package: Available in an SOIC-8 package, which is suitable for surface-mount technology (SMT).
• Automotive Qualification: The NOPB suffix indicates it is lead-free and RoHS compliant, meeting the requirements for automotive qualification.

Applications

The LM4140ACM-2.0/NOPB is versatile and can be used in a myriad of applications where precision voltage reference is crucial. These include:

• High-precision analog-to-digital converters (ADCs)
• Digital-to-analog converters (DACs)
• Portable instrumentation
• Data acquisition systems
• Battery-powered and automotive electronics
• Industrial process control systems

With its high accuracy, low noise, and stable performance, the Texas Instruments LM4140ACM-2.0/NOPB is an excellent choice for designers looking to enhance the performance of their high-precision analog systems.