Texas Instruments

LM4050CIM3-2.5

LM4050CIM3-2.5 Description

The LM4050CIM3-2.5 is a precision shunt voltage reference from Texas Instruments, designed to provide a highly stable and accurate reference voltage for a variety of power management applications. This device features a fixed output voltage of 2.5V with a tolerance of ±0.5%, ensuring precise voltage regulation. The LM4050CIM3-2.5 is housed in a compact SOT23-3 package, making it suitable for surface mount applications where space is a critical consideration.

LM4050CIM3-2.5 Features

• Fixed Output Voltage: The LM4050CIM3-2.5 offers a fixed output voltage of 2.5V, providing a stable reference for analog circuits and power management systems.
• Low Temperature Coefficient: With a temperature coefficient of 50ppm/°C, this voltage reference maintains high accuracy across a wide temperature range, ensuring consistent performance in varying environmental conditions.
• Low Noise: The device exhibits low noise levels, with a noise voltage of 41µVrms from 10Hz to 10kHz, making it ideal for sensitive analog applications where noise minimization is crucial.
• High Output Current: The LM4050CIM3-2.5 can source up to 15 mA of output current, supporting a wide range of load requirements.
• Low Quiescent Current: The cathode current is only 65 µA, which helps in minimizing power consumption and extending battery life in portable devices.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the LM4050CIM3-2.5 is suitable for use in environments with varying humidity levels without the need for special handling.
• Compliance: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

LM4050CIM3-2.5 Applications

The LM4050CIM3-2.5 is well-suited for a variety of applications where precise voltage references are required. Its low noise and high stability make it ideal for:

• Analog-to-Digital Converters (ADCs): Providing a stable reference voltage for accurate analog signal conversion.
• Digital-to-Analog Converters (DACs): Ensuring precise output voltage levels for digital signal processing.
• Power Management Integrated Circuits (PMICs): Offering a reliable reference for voltage regulation and monitoring.
• Battery Management Systems: Ensuring accurate voltage monitoring for safe and efficient battery operation.
• Precision Measurement Equipment: Providing a stable reference for laboratory and industrial measurement devices.

Conclusion of LM4050CIM3-2.5

The LM4050CIM3-2.5 from Texas Instruments is a robust and precise shunt voltage reference that offers high accuracy and stability with a fixed output voltage of 2.5V. Its low temperature coefficient, low noise, and high output current capabilities make it a reliable choice for a wide range of power management and analog applications. Despite its obsolete status, the LM4050CIM3-2.5 remains a valuable component for engineers and designers seeking a compact, high-performance voltage reference solution.