Texas Instruments

LP2951CM-3.0  

Linear & Switching Voltage Regulators

LP2951CM-3.0 Description

The LP2951CM-3.0 is a linear positive adjustable voltage regulator designed by Texas Instruments, offering a robust solution for power management applications. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8-SOIC package, making it suitable for surface mount applications. Despite being marked as obsolete, the LP2951CM-3.0 remains a viable option for specific legacy systems and applications where its unique features are required.

LP2951CM-3.0 Features

The LP2951CM-3.0 boasts several key technical specifications that make it a reliable choice for power regulation:

• Output Type: The regulator offers both adjustable and fixed output options, providing flexibility in design. The fixed output voltage is set at 3V, while the adjustable range starts from 1.235V.
• Input Voltage Range: With a maximum input voltage of 30V, the LP2951CM-3.0 can handle a wide range of input conditions, ensuring compatibility with various power sources.
• Output Current: The regulator is capable of delivering up to 100mA of output current, making it suitable for applications requiring moderate power levels.
• Low Dropout Voltage: The maximum dropout voltage of 0.6V at 100mA ensures high efficiency, even at low input-to-output voltage differentials.
• Quiescent Current: A low quiescent current of 120 µA minimizes power consumption during standby, enhancing overall system efficiency.
• Control and Protection Features: The LP2951CM-3.0 includes an enable control feature, allowing for dynamic control of the regulator's operation. Additionally, it offers comprehensive protection features such as over-current, over-temperature, and short-circuit protection, ensuring reliable operation under adverse conditions.
• Moisture Sensitivity Level: The MSL level of 1 (unlimited) indicates that the component is not sensitive to moisture, making it suitable for various environmental conditions.
• Compliance: The regulator is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

LP2951CM-3.0 Applications

The LP2951CM-3.0 is ideal for a variety of applications where precise voltage regulation and moderate current delivery are required. Some specific use cases include:

• Embedded Systems: The regulator's adjustable output and low dropout voltage make it suitable for embedded systems where power efficiency and flexibility are critical.
• Consumer Electronics: The 100mA output current capability and comprehensive protection features make it a reliable choice for consumer electronics that require stable power supply.
• Industrial Control: The wide input voltage range and robust protection mechanisms ensure reliable operation in industrial environments where power sources may vary.
• Telecommunications: The LP2951CM-3.0 can be used in telecom equipment where stable power supply and low quiescent current are essential for maintaining system performance.

Conclusion of LP2951CM-3.0

The LP2951CM-3.0 from Texas Instruments is a versatile linear positive adjustable voltage regulator that offers a balance of performance and reliability. Its unique features, such as low dropout voltage, low quiescent current, and comprehensive protection mechanisms, make it an attractive option for applications requiring precise voltage regulation and moderate power delivery. Despite its obsolete status, the LP2951CM-3.0 remains a valuable component for legacy systems and specific applications where its attributes are unmatched by similar models.

LP2951CM-3.0 Documents

Download datasheets and manufacturer documentation for LP2951CM-3.0

Datasheets :

LP2950,51      

HTML Datasheet :

LP2950,51