The LM4140ACM-1.2/NOPB is a high-precision, low-noise, series voltage reference from Texas Instruments, designed to provide a stable 1.2V output voltage with advanced specifications that cater to a wide array of applications. This device is a part of the LM4140 series, which is renowned for its precision and reliability in critical and demanding applications.

Key Features

• High Accuracy: The LM4140ACM-1.2/NOPB offers an impressive initial accuracy of ±0.1% (max) for A grade options, ensuring precise voltage regulation for sensitive circuits.
• Low Temperature Coefficient: With a temperature coefficient of 30ppm/°C (max) for A grade options, the device maintains its accuracy across a wide temperature range, making it suitable for temperature-critical applications.
• Low Noise: Exhibiting a low output noise of 4.5µVrms (10Hz to 1kHz), this voltage reference is ideal for high-performance analog circuits where noise can be a critical factor.
• Long-Term Stability: It offers excellent long-term stability, ensuring consistent performance over time, which is crucial for precision applications.
• Wide Operating Current Range: The device operates over a wide current range from 50µA to 15mA, providing flexibility in various circuit configurations.

Applications

• Precision data acquisition systems
• High-resolution analog-to-digital converters (ADCs)
• Industrial instrumentation
• Portable, battery-powered equipment
• Medical devices

Product Specifications

Parameter Value Output Voltage 1.2V Initial Accuracy ±0.1% (max for A grade) Temperature Coefficient 30ppm/°C (max for A grade) Noise (10Hz to 1kHz) 4.5µVrms Operating Current Range 50µA to 15mA

The LM4140ACM-1.2/NOPB is available in a SOIC-8 package and features a no-lead (NOPB) design, aligning with environmentally conscious manufacturing standards. This voltage reference is a robust solution for engineers looking for a dependable and high-performance component to enhance the accuracy and stability of their designs.