Texas Instruments

LP2980IM5X-4.7  

Linear & Switching Voltage Regulators

LP2980IM5X-4.7 Description

The LP2980IM5X-4.7 is a fixed output linear regulator designed by Texas Instruments, offering a stable 4.7V output with a maximum output current of 50mA. This device is part of the Power Management Integrated Circuits (PMIC) category, specifically tailored for applications requiring precise voltage regulation and low power consumption. The LP2980IM5X-4.7 is housed in a compact SOT23-5 package, making it suitable for surface-mount applications where space is a critical consideration.

LP2980IM5X-4.7 Features

• Output Type: Fixed at 4.7V, ensuring consistent voltage regulation.
• Input Voltage Range: Capable of handling up to 16V, providing flexibility in power supply options.
• Output Current: Delivers up to 50mA, suitable for low-power applications.
• Low Dropout Voltage: A maximum dropout voltage of 0.22V at 50mA ensures high efficiency, even at low input-to-output voltage differentials.
• Low Quiescent Current: With a quiescent current of 95 µA, the LP2980IM5X-4.7 minimizes power consumption in standby mode.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 63dB at 1kHz helps in filtering out noise from the input supply, ensuring clean output voltage.
• Protection Features: Includes over-current, over-temperature, and short-circuit protection, enhancing reliability and safeguarding against potential faults.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, providing additional flexibility in system design.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the device is not moisture-sensitive, simplifying handling and storage requirements.
• Package Type: Available in a Tape & Reel (TR) package, facilitating automated assembly processes.
• Compliance: REACH Unaffected status ensures compliance with environmental regulations, while the ECCN classification of EAR99 facilitates international trade.

LP2980IM5X-4.7 Applications

The LP2980IM5X-4.7 is ideal for a variety of applications where precise voltage regulation and low power consumption are essential. Its compact size and robust protection features make it particularly suitable for:

• Portable Devices: Such as handheld electronics, where space and power efficiency are critical.
• Battery-Powered Systems: Ensuring stable voltage regulation even as the battery voltage drops.
• Low-Power Sensors: Providing a reliable power source for sensors that require minimal power.
• Microcontroller Power Supplies: Offering a stable voltage source for microcontrollers and other low-power ICs.
• Telecommunications: In applications where low noise and high reliability are required.

Conclusion of LP2980IM5X-4.7

The LP2980IM5X-4.7 from Texas Instruments stands out as a reliable and efficient linear regulator, offering a fixed 4.7V output with a maximum current of 50mA. Its low dropout voltage and low quiescent current make it an excellent choice for low-power applications, while its comprehensive protection features ensure robust performance. The compact SOT23-5 package and surface-mount compatibility further enhance its suitability for modern, space-constrained designs. Despite being marked as obsolete, the LP2980IM5X-4.7 remains a viable option for applications requiring a stable and efficient power supply solution.

LP2980IM5X-4.7 Documents

Download datasheets and manufacturer documentation for LP2980IM5X-4.7