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LP3984 Datasheet Micropower/ 150ma Ultra Low-dropout CMOS Voltage Regulator

Manufacturer: National Semiconductor (now Texas Instruments)

Overview: LP3984 Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator in Subminiature 4-I/O micro SMD Package November 2001 LP3984 Micropower, 150mA Ultra Low-Dropout CMOS Voltage Regulator in Subminiature 4-I/O micro SMD.

General Description

The LP3984 is designed for portable and wireless applications with demanding performance and space requirements.

The LP3984’s performance is optimized for battery powered systems to deliver extremely low dropout voltage and low quiescent current.

Regulator ground current increases only slightly in dropout, further prolonging the battery life.

Key Features

  • n n n n n n Miniature 4-I/O micro SMD and SOT-23-5 package Logic controlled enable Stable with tantalum capacitors 1 µF Tantalum output capacitor Fast turn-on Thermal shutdown and short-circuit current limit.

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