LP2980-N

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SNOS733M – APRIL 2000 – REVISED JUNE 2013

LP2980-N Micropower 50 mA Ultra Low-Dropout Regulator In SOT-23 Package

Check for Samples: LP2980-N

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FEATURES

DESCRIPTION

The LP2980-N is a 50 mA, fixed-output voltage

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•

Ultra Low Dropout Voltage

regulator

designed

specifically

to

meet

the

•

Output Voltage Accuracy 0.5% (A Grade)

requirements of battery-powered applications.

•

Ensured 50 mA Output Current

Using an optimized VIP (Vertically Integrated PNP)

•

Requires Only 1

μF External Capacitance

process,

the

LP2980-N

delivers

unequaled

•

< 1

μA Quiescent Current When Shutdown

performance in all specifications critical to battery-

powered designs:

•

Low Ground Pin Current at all Load Currents

Dropout Voltage. Typically 120 mV @ 50 mA load,

•

High Peak Current Capability (150 mA Typical)

and 7 mV @ 1 mA load.

•

Wide Supply Voltage Range (16V Max)

Ground Pin Current. Typically 375

μA @ 50 mA

•

Fast Dynamic Response to Line and Load

load, and 80

μA @ 1 mA load.

•

Sleep Mode. Less than 1

μA quiescent current when

•

Over-Temperature and Over-Current

ON/OFF pin is pulled low.

Protection

Minimum Part Count. Requires only 1

μF of external

•

−40°C to +125°C Junction Temperature Range

capacitance on the regulator output.

APPLICATIONS

Precision Output. 0.5% tolerance output voltages

available (A grade).

•

Cellular Phone

•

Palmtop/Laptop Computer

5.0V, 4.7V, 3.3V, 3.0V and 2.5V versions available as

standard products.

•

Personal Digital Assistant (PDA)

•

Camcorder, Personal Stereo, Camera

Block Diagram

Figure 1.

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Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

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PRODUCTION DATA information is current as of publication date.

Copyright © 2000–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.