Texas Instruments

LM4140ACMX-4.1/NOPB  

Voltage References

LM4140ACMX-4.1/NOPB Description

The LM4140ACMX-4.1/NOPB is a precision voltage reference IC designed for high-accuracy applications, manufactured by Texas Instruments. This device offers a fixed output voltage of 4.096V with an impressive tolerance of ±0.1%, ensuring highly stable and reliable performance. The LM4140ACMX-4.1/NOPB operates within an input voltage range of 1.8V to 5.5V, making it suitable for a wide variety of power supply conditions. It features a low supply current of 400µA, which is ideal for low-power applications, and can provide an output current of up to 8 mA. The temperature coefficient is a low 3ppm/°C, ensuring minimal drift over the operating temperature range of 0°C to 70°C (TA). The device is packaged in a surface-mount 8SOIC format, which is suitable for compact and high-density designs. The LM4140ACMX-4.1/NOPB is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations. It is classified under HTSUS code 8542.39.0001 and has an ECCN classification of EAR99. The moisture sensitivity level (MSL) is 1 (unlimited), indicating excellent resistance to moisture, which is crucial for long-term reliability in various environments.

LM4140ACMX-4.1/NOPB Features

• High Accuracy: The ±0.1% tolerance ensures precise voltage regulation, making it suitable for applications requiring high accuracy.
• Low Temperature Coefficient: With a temperature coefficient of 3ppm/°C, the LM4140ACMX-4.1/NOPB maintains stability across its operating temperature range, minimizing drift and ensuring consistent performance.
• Low Supply Current: The low supply current of 400µA makes this device ideal for low-power applications, reducing overall power consumption and extending battery life in portable devices.
• High Output Current Capability: The ability to provide up to 8 mA of output current allows the LM4140ACMX-4.1/NOPB to drive multiple loads or high-current applications effectively.
• Wide Input Voltage Range: The input voltage range of 1.8V to 5.5V provides flexibility and compatibility with various power supply sources.
• Surface-Mount Packaging: The 8SOIC surface-mount package is compact and suitable for high-density PCB designs, facilitating integration into modern electronic systems.
• Environmental Compliance: The LM4140ACMX-4.1/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets environmental standards and can be used in a wide range of applications without regulatory concerns.
• Moisture Resistance: The MSL 1 (unlimited) rating indicates excellent resistance to moisture, enhancing the device's reliability in various environmental conditions.

LM4140ACMX-4.1/NOPB Applications

The LM4140ACMX-4.1/NOPB is well-suited for a variety of applications that demand high precision and stability. Key applications include:

• Analog-to-Digital Converters (ADCs): The high accuracy and low drift characteristics make it an ideal reference voltage source for ADCs, ensuring precise and reliable conversions.
• Digital-to-Analog Converters (DACs): The stable output voltage provides a consistent reference for DACs, enhancing the accuracy of analog signal generation.
• Precision Measurement Equipment: The low temperature coefficient and high tolerance make it suitable for precision measurement devices where accuracy is critical.
• Power Management Systems: The wide input voltage range and low supply current make it a valuable component in power management systems, particularly in battery-operated devices.
• Medical Devices: The high accuracy and reliability are essential for medical equipment where precision and stability are paramount.
• Industrial Control Systems: The robustness and environmental compliance make it suitable for industrial applications where reliability and compliance with regulations are crucial.

Conclusion of LM4140ACMX-4.1/NOPB

The LM4140ACMX-4.1/NOPB from Texas Instruments is a high-precision voltage reference IC that offers exceptional performance and reliability. Its ±0.1% tolerance, low temperature coefficient, and low supply current make it a standout choice for applications requiring high accuracy and stability. The wide input voltage range, high output current capability, and compact surface-mount packaging further enhance its versatility and integration potential. With its environmental compliance and moisture resistance, the LM4140ACMX-4.1/NOPB is well-suited for a broad range of applications, from precision measurement equipment to medical devices and industrial control systems. Its unique features and advantages position it as a superior choice in the market for high-precision voltage reference solutions.

LM4140ACMX-4.1/NOPB Documents

Download datasheets and manufacturer documentation for LM4140ACMX-4.1/NOPB

PCN Assembly/Origin :

Wafer Fab site 11/Oct/2018      

Datasheets :

LM4140 Datasheet