Texas Instruments

LM4040C82ILPR

LM4040C82ILPR Description

The LM4040C82ILPR is a precision shunt voltage reference IC designed by Texas Instruments, offering a fixed output voltage of 8.192V with a tolerance of ±0.5%. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a Through Hole TO92-3, package making it suitable for a variety of applications requiring high accuracy and reliability. The LM4040C82ILPR features a low temperature coefficient of 100ppm/°C, ensuring stable performance across a wide temperature range. It also boasts low noise characteristics, with a noise level of 130µVrms from 10Hz to 10kHz, which is crucial for precision analog circuits.

LM4040C82ILPR Features

• Fixed Output Voltage: The LM4040C82ILPR provides a stable output voltage of 8.192V, making it ideal for applications requiring a precise reference voltage.
• High Accuracy: With a tolerance of ±0.5%, this voltage reference ensures high accuracy in precision analog circuits.
• Low Temperature Coefficient: The device maintains a low temperature coefficient of 100ppm/°C, ensuring stable performance across varying temperatures.
• Low Noise: The LM4040C82ILPR exhibits low noise characteristics, with a noise level of 130µVrms over the frequency range of 10Hz to 10kHz, which is essential for sensitive analog applications.
• Shunt Reference Type: As a shunt reference, it can be easily integrated into various circuit designs, providing a stable reference voltage.
• Compliance and Status: The LM4040C82ILPR is REACH unaffected and ROHS3 compliant, ensuring environmental sustainability and regulatory compliance. It is also categorized under ECCN EAR99 and HTSUS 8542.39.0001.
• Current Handling: The device can handle a maximum cathode current of 110 µA and an output current of up to 15 mA, making it suitable for a wide range of applications.
• Mounting Type: The Through Hole mounting type ensures robust mechanical stability and ease of integration into printed circuit boards.

LM4040C82ILPR Applications

The LM4040C82ILPR is ideal for a variety of applications where precision and stability are paramount. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for ADCs, ensuring accurate and reliable digital conversions.
• Digital-to-Analog Converters (DACs): Ensures precise output voltages in DACs, enhancing the performance of digital signal processing applications.
• Precision Voltage Measurement: Ideal for applications requiring accurate voltage measurements, such as in laboratory equipment and precision instruments.
• Power Supply Calibration: Used in the calibration of power supplies to ensure precise voltage regulation.
• Battery Management Systems: Provides a stable reference for voltage monitoring and control in battery management systems.

Conclusion of LM4040C82ILPR

The LM4040C82ILPR from Texas Instruments is a high-performance shunt voltage reference IC that offers a combination of precision, stability, and low noise. Its fixed output voltage of 8.192V with a tolerance of ±0.5% and a low temperature coefficient of 100ppm/°C make it an excellent choice for precision analog applications. The device's low noise characteristics and ability to handle a maximum cathode current of 110 µA and an output current of up to 15 mA further enhance its versatility. The Through Hole mounting type and compliance with environmental regulations ensure ease of integration and sustainability. Overall, the LM4040C82ILPR is a reliable and high-performance solution for a wide range of precision voltage reference needs.