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LP2982 Datasheet Micropower 50 Ma Ultra Low-dropout Regulator

Manufacturer: National Semiconductor (now Texas Instruments)

Overview: LP2982 Micropower 50 mA Ultra Low-Dropout Regulator March 2000 LP2982 Micropower 50 mA Ultra Low-Dropout.

General Description

The LP2982 is a 50 mA, fixed-output voltage regulator designed to provide ultra low dropout and lower noise in battery powered applications.

Using an optimized VIP™ (Vertically Integrated PNP) process, the LP2982 delivers unequaled performance in all specifications critical to battery-powered designs: Dropout Voltage: Typically 120 mV @ 50 mA load, and 7 mV @ 1 mA load.

Ground Pin Current: Typically 375 µA @ 50 mA load, and 80 µA @ 1 mA load.

Key Features

  • n n n n n n n n n n n n n n Ultra low dropout voltage Guaranteed 50 mA output current Typical dropout voltage 180 mV @ 80 mA Smallest possible size (SOT-23, micro SMD package) Requires minimum external components < 1 µA quiescent current when shutdown Low ground pin current at all loads Output voltage accuracy 1.0% (A Grade) High peak current capability (150 mA typical) Wide supply voltage range (16V max) Low ZOUT 0.3Ω typical (10 Hz to 1 MHz) Overtemperature/overcurrent protection.
  • 40˚C.

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