The LM4140CCMX-4.1/NOPB from Texas Instruments is a precision low dropout voltage reference designed for high-performance analog and digital applications. With a fixed output voltage of 4.1V and an impressive accuracy level, this voltage reference is an ideal choice for systems requiring a stable reference voltage over a wide range of environmental conditions.

Key Features

• High Accuracy: The LM4140CCMX-4.1/NOPB offers an initial accuracy of ±0.1% (max) and a temperature coefficient of 20ppm/°C (max) over the entire industrial temperature range (-40°C to +85°C), ensuring reliable performance under varying conditions.
• Low Dropout Voltage: This device features a very low dropout voltage, which makes it suitable for battery-powered and low-voltage operations, providing a stable output even when the input voltage is close to the output voltage.
• Long-Term Stability: Exhibiting excellent long-term stability, the LM4140CCMX-4.1/NOPB is a reliable component for critical applications where consistent performance over time is a necessity.
• Low Noise: With a low output noise of 30µV (typical), it is perfect for sensitive electronic applications such as precision instrumentation, A/D converters, and data acquisition systems.

Applications

The LM4140CCMX-4.1/NOPB is versatile and can be used in a range of applications, including:

• Precision voltage references in analog-to-digital converters (ADCs)
• Portable instrumentation and battery-powered devices
• Data acquisition systems
• Industrial control systems
• High-resolution analog-to-digital conversion systems

Product Specifications

Supplied in a small surface-mount package (SOT-23), the LM4140CCMX-4.1/NOPB is designed for space-constrained applications. It is also characterized for operation from -40°C to +85°C, making it suitable for industrial environments. The "NOPB" designation indicates that this product is part of Texas Instruments' eco-friendly lineup, which is free of lead and other environmentally harmful substances, complying with the RoHS directive.

For precision reference requirements, the LM4140CCMX-4.1/NOPB stands out with its combination of accuracy, stability, and low noise, making it an excellent choice for your high-performance circuit designs.