The Texas Instruments LM4140ACM-1.2 is a high-precision voltage reference component, designed to provide a stable and accurate reference voltage for various applications. This precision voltage reference is part of the LM4140 series, which is known for its low-noise, high-accuracy, and long-term stability characteristics, making it an ideal choice for high-end instrumentation, A/D and D/D converters, and all types of precision analog circuitry.

Key Features

• Reference Voltage: 1.2 Volts, providing a stable output for precision applications.
• Accuracy: Initial accuracy of ±0.1% (max) and temperature coefficient of 10ppm/°C (max) over the entire industrial temperature range (-40°C to +85°C), ensuring reliable performance under varying conditions.
• Low Noise: Offers an exceptionally low noise performance, which is crucial for sensitive electronic applications.
• Dropout Voltage: Low dropout voltage enhances the efficiency of the device, making it suitable for battery-powered and portable applications.
• Supply Range: Wide supply range compatibility, from 4.5V to 10V, providing flexibility across different power supply configurations.
• Package: Available in an 8-pin SOIC package, which is ideal for space-constrained applications.
• Load Regulation: Excellent load regulation characteristics help maintain a constant voltage output despite changes in load current.

Applications

The LM4140ACM-1.2 is suitable for a wide range of high-performance applications, including:

• Precision data acquisition systems
• High-resolution analog-to-digital converters (ADCs)
• High-precision instrumentation
• Industrial control systems
• Portable, battery-operated devices
• Test and measurement equipment

With its combination of features, the LM4140ACM-1.2 from Texas Instruments is an excellent choice for designers who require a reliable and precise voltage reference source in their electronic designs.