Texas Instruments

LP2983AIM5-1.2  

Linear & Switching Voltage Regulators

LP2983AIM5-1.2 Description

The LP2983AIM5-1.2 is a fixed-output linear voltage regulator designed by Texas Instruments, offering a stable 1.2V output voltage with a maximum output current of 150mA. This regulator is housed in a compact SOT23-5 package, making it suitable for surface mount applications. Despite being marked as obsolete, it remains a reliable choice for applications requiring a low dropout voltage and high power supply rejection ratio (PSRR). The regulator features an input voltage range up to 16V and a low quiescent current of 95 µA, ensuring efficient power management.

LP2983AIM5-1.2 Features

• Output Type: Fixed at 1.2V, ensuring a stable and consistent power supply.
• Input Voltage Range: Capable of handling input voltages up to 16V, providing flexibility in power source selection.
• Output Current: Delivers a maximum output current of 150mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: Ensures efficient operation even at low input-to-output voltage differentials.
• High PSRR: 65dB at 1kHz, providing excellent noise rejection and stable output voltage.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enabling power savings and flexibility in system design.
• Protection Features: Includes over-current, over-temperature, and short-circuit protection, ensuring robustness and reliability.
• Low Quiescent Current: 95 µA, contributing to high efficiency and minimal power consumption.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for various environmental conditions.
• Mounting Type: Surface mount, ideal for compact and space-constrained designs.
• Package: Tape & Reel (TR), facilitating easy handling and integration in automated assembly processes.

LP2983AIM5-1.2 Applications

The LP2983AIM5-1.2 is ideal for applications requiring a stable and low-noise power supply. Its fixed 1.2V output and low dropout voltage make it particularly suitable for:

• Battery-Powered Devices: Ensuring efficient power conversion and extended battery life.
• Portable Electronics: Providing a stable power source for low-power microcontrollers, sensors, and other peripherals.
• Communication Systems: Supplying power to RF modules and other sensitive components that require low noise and high PSRR.
• Industrial Control Systems: Offering reliable power management for embedded systems and control modules.

Conclusion of LP2983AIM5-1.2

The LP2983AIM5-1.2 is a robust and efficient linear voltage regulator that offers a stable 1.2V output with a maximum current of 150mA. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications where power efficiency and noise rejection are critical. The inclusion of enable control and comprehensive protection features further enhances its versatility and reliability. Despite being marked as obsolete, the LP2983AIM5-1.2 remains a valuable component for designers seeking a compact and efficient power solution.

LP2983AIM5-1.2 Documents

Download datasheets and manufacturer documentation for LP2983AIM5-1.2

Datasheets :

LP2983      

HTML Datasheet :

LP2983