LM3480

www.ti.com

SNVS011E – JUNE 1999 – REVISED MARCH 2013

LM3480 100 mA, SOT-23, Quasi Low-Dropout Linear Voltage Regulator

Check for Samples: LM3480

1

FEATURES

DESCRIPTION

The LM3480 is an integrated linear voltage regulator.

2

•

3.3, 5, 12, and 15V Versions Available

It features operation from an input as high as 30V

•

Packaged in the Tiny 3-Lead SOT-23 Package

and a ensured maximum dropout of 1.2V at the full

100 mA load. Standard packaging for the LM3480 is

APPLICATIONS

the 3-lead SOT-23 package.

•

Tiny Alternative to LM78LXX Series and

The 5, 12, and 15V members of the LM3480 series

Similar Devices

are intended as tiny alternatives to industry standard

LM78LXX series and similar devices. The 1.2V quasi

•

Tiny 5V±5% to 3.3V, 100 mA Converter

low dropout of LM3480 series devices makes them a

•

Post Regulator for Switching DC/DC Converter

nice fit in many applications where the 2 to 2.5V

•

Bias Supply for Analog Circuits

dropout of LM78LXX series devices precludes their

(LM78LXX series devices) use.

KEY SPECIFICATIONS

The LM3480 series features a 3.3V member. The

•

30V Maximum Input for Operation

SOT-23 packaging and quasi low dropout features of

the LM3480 series converge in this device to provide

•

1.2V Ensured Maximum Dropout Over Full

a very nice, very tiny 3.3V, 100 mA bias supply that

Load and Temperature Ranges

regulates directly off the system 5V±5% power

•

100 mA Ensured Minimum Load Current

supply.

•

±5% Ensured Output Voltage Tolerance Over

Full Load and Temperature Ranges

•

−40 to +125°C Junction Temperature Range for

Operation

Typical Application Circuit

Connection Diagram

Figure 1. Top View

SOT-23 Package

Package Number DBZ0003A

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

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

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 1999–2013, 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.