Texas Instruments

LP2950CZ-3.3  

Linear & Switching Voltage Regulators

LP2950CZ-3.3 Description

The LP2950CZ-3.3 is a fixed-output linear regulator designed by Texas Instruments, offering a stable 3.3V output voltage with a maximum output current of 100mA. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in a Through Hole TO-92-3 package. Despite being marked as obsolete, the LP2950CZ-3.3 remains a reliable choice for applications requiring a simple and efficient power solution.

LP2950CZ-3.3 Features

• Output Type: Fixed at 3.3V, ensuring consistent power delivery.
• Input Voltage Range: Capable of handling input voltages up to 30V, providing flexibility in power supply options.
• Output Current: Delivers a maximum of 100mA, suitable for low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.6V at 100mA, the LP2950CZ-3.3 maintains efficiency even at lower input voltages.
• Protection Features: Equipped with over-current and over-temperature protection, enhancing reliability and safety.
• Low Quiescent Current: Consumes only 120 µA in quiescent state, minimizing power loss.
• Supply Current: A maximum of 14 mA ensures efficient operation.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for various environmental conditions.
• Regulator Count: Single regulator design simplifies circuit integration.
• Output Configuration: Positive output configuration for straightforward implementation.
• Compliance: REACH Unaffected and ECCN EAR99, ensuring compliance with international regulations.
• Packaging: Supplied in a Tray package for convenient handling and storage.

LP2950CZ-3.3 Applications

The LP2950CZ-3.3 is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and protection features make it particularly suitable for:

• Battery-powered devices: Ensuring efficient power delivery even as the battery voltage drops.
• Low-power consumer electronics: Providing a reliable power source for devices with minimal power requirements.
• Industrial control systems: Offering a stable power supply for critical components.
• Telecommunications equipment: Supplying power to low-power modules and components.
• Medical devices: Ensuring reliable operation in sensitive applications.

Conclusion of LP2950CZ-3.3

The LP2950CZ-3.3 from Texas Instruments is a robust and efficient linear regulator designed for applications requiring a stable 3.3V output. Its low dropout voltage, over-current and over-temperature protection, and low quiescent current make it a reliable choice for low-power applications. While marked as obsolete, the LP2950CZ-3.3 continues to offer significant advantages over similar models, particularly in terms of efficiency and reliability. For designers seeking a straightforward and dependable power solution, the LP2950CZ-3.3 remains a viable option.

LP2950CZ-3.3 Documents

Download datasheets and manufacturer documentation for LP2950CZ-3.3

Datasheets :

LP2950,51      

HTML Datasheet :

LP2950,51