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LM4040C20ILPR

LM4040C20ILPR Description

The LM4040C20ILPR is a precision micro-power shunt reference from National Semiconductor, designed to provide a highly stable and accurate voltage reference in a wide range of applications. This device features a fixed output voltage of 2.048V with a tight tolerance of ±0.5%, ensuring precise performance in demanding environments. The LM4040C20ILPR is capable of delivering up to 15 mA of output current, making it suitable for applications requiring moderate power levels. With a low temperature coefficient of 100ppm/°C, the reference maintains its accuracy across varying temperature conditions, enhancing its reliability in diverse operating scenarios.

LM4040C20ILPR Features

• Precision Voltage Reference: The LM4040C20ILPR offers a fixed output voltage of 2.048V with a tolerance of ±0.5%, ensuring high accuracy and stability.
• Low Noise Performance: The device exhibits low noise levels of 35µVrms over the frequency range of 10Hz to 10kHz, minimizing the impact of noise on sensitive circuits.
• Micro-Power Operation: With a cathode current of only 80 µA, the LM4040C20ILPR is optimized for low power consumption, making it ideal for battery-powered and energy-efficient applications.
• Wide Operating Temperature Range: The LM4040C20ILPR operates reliably over a wide temperature range, thanks to its low temperature coefficient of 100ppm/°C, ensuring consistent performance in varying conditions.
• Through Hole Mounting: The through-hole mounting type facilitates easy integration into existing designs and provides robust mechanical stability.
• Active Product Status: The LM4040C20ILPR is an active product, ensuring continued availability and support from National Semiconductor.

LM404C020ILPR Applications

The LM4040C20ILPR is well-suited for a variety of applications where precision and reliability are paramount. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The high accuracy and low noise of the LM4040C20ILPR make it an ideal reference voltage source for ADCs, ensuring precise conversion of analog signals to digital data.
• Digital-to-Analog Converters (DACs): In DAC applications, the stable and low-noise reference voltage helps in achieving accurate digital-to-analog conversion.
• Power Management Systems: The LM4040C20ILPR can be used as a reference in power management integrated circuits (PMICs) to provide a stable voltage reference for voltage regulators and other power management functions.
• Battery-Powered Devices: The micro-power operation of the LM4040C20ILPR makes it suitable for battery-powered applications where energy efficiency is crucial.
• Precision Measurement Equipment: The device's high accuracy and stability make it ideal for use in precision measurement equipment, such as voltmeters and calibrators.

Conclusion of LM4040C20ILPR

The LM4040C20ILPR from National Semiconductor stands out as a reliable and high-performance precision micro-power shunt reference. Its combination of a tight tolerance, low noise, and micro-power operation makes it an excellent choice for applications requiring precise voltage references. The device's low temperature coefficient and wide operating temperature range further enhance its versatility and reliability. Whether used in ADCs, DACs, power management systems, or precision measurement equipment, the LM4040C20ILPR delivers consistent performance and accuracy, making it a valuable component in the electronics industry.