Texas Instruments

LM4050AIM3X-5.0

LM4050AIM3X-5.0 Description

The LM4050AIM3X-5.0 is a precision shunt voltage reference IC from Texas Instruments, designed to provide a highly accurate and stable 5V output voltage. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SOT23-3 package, making it suitable for surface mount applications. Despite being marked as obsolete, the LM4050AIM3X-5.0 remains a reliable choice for applications requiring a fixed output voltage with minimal noise and high precision.

LM4050AIM3X-5.0 Features

• Fixed Output Voltage: The LM4050AIM3X-5.0 offers a fixed output voltage of 5V, ensuring consistent performance in various electronic circuits.
• High Precision: With a tolerance of ±0.1%, this voltage reference provides exceptional accuracy, making it ideal for precision applications.
• Low Noise: The device exhibits a low noise level of 93µVrms over the 10Hz to 10kHz frequency range, ensuring clean and stable voltage output.
• Low Temperature Coefficient: The temperature coefficient of 50ppm/°C ensures minimal drift in output voltage over a wide temperature range, enhancing the reliability and stability of the reference voltage.
• Low Cathode Current: The LM4050AIM3X-5.0 operates with a low cathode current of 80µA, contributing to its efficiency and suitability for low-power applications.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the device is highly resistant to moisture, making it suitable for a variety of environmental conditions.
• Compliance: The LM4050AIM3X-5.0 is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

LM4050AIM3X-5.0 Applications

The LM4050AIM3X-5.0 is well-suited for a range of applications where a stable and precise voltage reference is required. Some specific use cases include:

• Precision Measurement Equipment: Ideal for instruments requiring high accuracy and stability, such as digital multimeters and oscilloscopes.
• Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for ADCs, ensuring accurate and reliable digital conversions.
• Power Supplies: Enhances the performance of power supplies by offering a precise reference voltage for regulation.
• Battery Management Systems: Ensures accurate voltage monitoring and control in battery management applications.
• Medical Devices: Suitable for medical equipment where precision and reliability are critical.

Conclusion of LM4050AIM3X-5.0

The LM4050AIM3X-5.0 from Texas Instruments is a high-performance shunt voltage reference IC that offers a combination of precision, low noise, and stability. Despite its obsolete status, it remains a valuable component for applications requiring a fixed 5V output with minimal drift and high accuracy. Its compact SOT23-3 package and surface mount compatibility make it easy to integrate into a variety of electronic designs. For applications where precision and reliability are paramount, the LM4050AIM3X-5.0 stands out as a reliable and efficient solution.