The LM4140ACM-4.1/NOPB is a high-precision voltage reference component manufactured by Texas Instruments, designed to offer both accuracy and stability for advanced electronic applications. This device is part of the LM4140 series, which is known for providing a stable reference voltage over a wide range of environmental conditions including temperature, load conditions, and time.

Key Features

• Reference Voltage: 4.1 Volts - This fixed-output voltage reference provides a precise 4.1V output, making it suitable for a variety of ADCs, DACs, and other precision circuit applications.
• High Accuracy: The LM4140ACM-4.1/NOPB boasts an impressive initial accuracy of ±0.1% (max) at 25°C, ensuring reliable performance in precision applications.
• Low Temperature Coefficient: With a temperature coefficient of 20 ppm/°C (max) for the -40°C to +85°C temperature range, this component maintains its accuracy across a wide range of temperatures.
• Long-Term Stability: Demonstrating excellent long-term stability, this voltage reference has a low output voltage hysteresis and low long-term output voltage drift, enhancing the reliability of the end application.
• Low Dropout Voltage: The LM4140ACM-4.1/NOPB operates with a low dropout voltage, making it suitable for battery-powered and low-voltage operations.
• No Output Capacitor Required: This voltage reference does not require an output capacitor to maintain stability, simplifying design and reducing component count.

Applications

The LM4140ACM-4.1/NOPB is ideal for use in high-precision applications such as:

• Portable, battery-powered equipment
• Data acquisition systems
• Instrumentation
• Medical equipment
• Automotive electronics
• Industrial control systems

Package and Quality

Encased in an 8-pin SOIC package, the LM4140ACM-4.1/NOPB is designed for surface-mount technology, offering a compact footprint for space-constrained applications. The device is also provided in a lead-free, RoHS-compliant package, denoted by the 'NOPB' (No Lead (Pb)) suffix, ensuring adherence to environmental regulations. Texas Instruments' commitment to quality ensures that each component is rigorously tested to meet high standards of performance and reliability.