Texas Instruments

LM4040C82ILP

LM4040C82ILP Description

The LM4040C82ILP is a precision shunt voltage reference from Texas Instruments, designed to provide a stable and accurate reference voltage for a variety of power management applications. This device features a fixed output voltage of 8.192V with a tolerance of ±0.5%, ensuring high precision in voltage regulation. The LM4040C82ILP is capable of delivering up to 15 mA of output current, making it suitable for applications requiring moderate power levels. The device operates with a low temperature coefficient of 100 ppm/°C, which minimizes voltage drift over a wide temperature range, thereby enhancing the stability and reliability of the reference voltage.

The LM4040C82ILP is housed in a Through Hole TO-92-3 package, which is ideal for applications where robust mechanical stability and ease of integration are required. This package type also facilitates effective heat dissipation, contributing to the device's overall performance and longevity. The device is REACH Unaffected and RoHS3 Compliant, ensuring it meets stringent environmental and regulatory standards.

LM4040C82ILP Features

• Fixed Output Voltage: The LM4040C82ILP a provides fixed output voltage of 8.192V, ensuring consistent performance without the need for external voltage adjustment components.
• High Precision: With a tolerance of ±0.5%, this device offers high precision, making it suitable for applications requiring accurate voltage references.
• Low Temperature Coefficient: The 100 ppm/°C temperature coefficient ensures minimal voltage drift over temperature variations, enhancing the stability of the reference voltage.
• Moderate Output Current: The device can deliver up to 15 mA of output current, making it suitable for applications requiring moderate power levels.
• Low Noise: The LM4040C82ILP exhibits low noise levels of 130 µVrms over the frequency range of 10Hz to 10kHz, which is crucial for applications sensitive to noise interference.
• Robust Packaging: The Through Hole TO-92-3 package provides mechanical stability and effective heat dissipation, ensuring reliable operation in various environmental conditions.
• Regulatory Compliance: The device is REACH Unaffected and RoHS3 Compliant, ensuring it meets environmental and regulatory standards.

LM4040C82ILP Applications

The LM4040C82ILP is ideal for a range of applications where a stable and accurate voltage reference is required. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The high precision and low noise characteristics make it suitable for providing a stable reference voltage for ADCs, ensuring accurate signal conversion.
• Digital-to-Analog Converters (DACs): The device can serve as a reliable reference voltage source for DACs, enhancing the accuracy of digital signal processing.
• Power Management Circuits: The moderate output current and stable reference voltage make it suitable for various power management applications, including voltage regulation and monitoring.
• Battery Management Systems: The LM4040C82ILP can be used to provide a stable reference voltage for battery charging and monitoring circuits, ensuring accurate voltage control.
• Medical Equipment: The device's high precision and low noise make it suitable for medical equipment where accurate voltage references are critical for reliable performance.

Conclusion of LM4040C82ILP

The LM4040C82ILP from Texas Instruments is a precision shunt voltage reference that offers high accuracy, low noise, and stability over a wide temperature range. Its fixed output voltage and moderate output current make it suitable for a variety of power management applications, including ADCs, DACs, and battery management systems. The Through Hole TO-92-3 package ensures robust mechanical stability and effective heat dissipation, while its regulatory compliance ensures it meets environmental and safety standards. The LM4040C82ILP is an ideal choice for applications requiring a reliable and accurate voltage reference, providing significant advantages over similar models in terms of precision, stability, and versatility.