Texas Instruments

LP2980IM5-3.0

LP2980IM5-3.0 Description

The LP2980IM5-3.0 is a fixed-output linear regulator designed by Texas Instruments, offering a robust and efficient solution for power management applications. This regulator is part of the LP2980 family and is housed in a compact SOT23-5 package, making it ideal for space-constrained designs. With a maximum input voltage of 16V and a fixed output voltage of 3V, it is capable of delivering up to 50mA of output current. The LP2980IM5-3.0 features a low dropout voltage of 0.22V at 50mA, ensuring high efficiency even at low input-to-output differentials. It also includes essential protection features such as over-current, over-temperature, and short-circuit protection, enhancing reliability and safety in various operating conditions.

LP2980IM5-3.0 Features

• Output Type: Fixed at 3V, ensuring stable power supply for sensitive electronic components.
• Input Voltage Range: Up to 16V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 50mA, suitable for low-power applications.
• Low Dropout Voltage: 0.22V at 50mA, maximizing efficiency and minimizing power loss.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robust operation.
• Control Features: Enable functionality allows for dynamic control of the regulator.
• Low Quiescent Current: 95 µA, contributing to energy efficiency in standby modes.
• High PSRR: 63dB at 1kHz, ensuring excellent noise rejection and stable output voltage.
• Mounting Type: Surface mount, compatible with modern PCB assembly techniques.
• Package: Tape & Reel (TR), facilitating automated assembly processes.

LP2980IM5-3.0 Applications

The LP2980IM5-3.0 is well-suited for a variety of applications where a stable and efficient power supply is critical. Its low dropout voltage and compact size make it ideal for battery-powered devices, portable electronics, and embedded systems. The regulator's fixed 3V output and 50mA capability are particularly beneficial for powering microcontrollers, sensors, and other low-power peripherals. The enable feature allows for dynamic control, making it suitable for applications requiring power sequencing or sleep mode operation. Additionally, its robust protection features ensure reliable performance in harsh environments, such as industrial control systems and automotive electronics.

Conclusion of LP2980IM5-3.0

The LP2980IM5-3.0 from Texas Instruments stands out as a reliable and efficient linear regulator for low-power applications. Its combination of a fixed 3V output, low dropout voltage, and comprehensive protection features make it an excellent choice for designers looking to optimize power efficiency and system reliability. Despite its obsolete status, the LP2980IM5-3.0 remains a valuable component for existing designs and legacy systems, offering a proven solution for stable power management.