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LP3881 Datasheet 0.8a Fast-response Ultra Low Dropout Linear Regulators

Manufacturer: Texas Instruments

Overview: LP3881 www.ti.com SNVS224F – MARCH 2003 – REVISED APRIL 2013 LP3881 0.

Datasheet Details

Part number LP3881
Manufacturer Texas Instruments
File Size 648.76 KB
Description 0.8A Fast-Response Ultra Low Dropout Linear Regulators
Datasheet LP3881-etcTI.pdf

General Description

The LP3881 is a high current, fast response regulator which can maintain output voltage regulation with minimum input to output voltage drop.

Fabricated on a CMOS process, the device operates from two input voltages: Vbias provides voltage to drive the gate of the N-MOS power transistor, while Vin is the input voltage which supplies power to the load.

The use of an external bias rail allows the part to operate from ultra low Vin voltages.

Key Features

  • 1.
  • 2 Ultra Low Dropout Voltage (75 mV @ 0.8A Typ).
  • Low Ground Pin Current.
  • Load Regulation of 0.04%/A.
  • 60 nA Typical Quiescent Current in Shutdown.
  • 1.5% Output Accuracy (25°C).
  • TO-220, TO-263 and SOIC-8 Packages.
  • Over Temperature/Over Current Protection.
  • 40°C to +125°C Junction Temperature Range.

LP3881 Distributor