LP2950 Datasheet, PDF (2/32 Pages) National Semiconductor (TI) – Series of Adjustable Micropower Voltage Regulators

LP2950, LP2951
SLVS582I – APRIL 2006 – REVISED NOVEMBER 2014
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 Handling Ratings ...................................................... 4
6.3 Recommended Operating Conditions....................... 4
6.4 Thermal Information .................................................. 4
6.5 Electrical Characteristics........................................... 5
6.6 Typical Characteristics .............................................. 7
7 Detailed Description ............................................ 12
7.1 Overview ................................................................. 12
7.2 LP2950 Functional Block Diagram.......................... 12
7.3 LP2951 Functional Block Diagram.......................... 13
7.4 Feature Description................................................. 14
7.5 Device Functional Modes........................................ 15
8 Application and Implementation ........................ 16
8.1 Application Information............................................ 16
8.2 Typical Application ................................................. 16
9 Power Supply Recommendations...................... 19
10 Layout................................................................... 19
10.1 Layout Guidelines ................................................. 19
10.2 Layout Example .................................................... 19
11 Device and Documentation Support ................. 19
11.1 Trademarks ........................................................... 19
11.2 Electrostatic Discharge Caution ............................ 19
11.3 Glossary ................................................................ 19
12 Mechanical, Packaging, and Orderable
Information ........................................................... 19
4 Revision History
Changes from Revision H (March 2012) to Revision I
Page
• Added Applications, Device Information table, Handling Ratings table, Feature Description section, Device
Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout
section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section. ..... 1
• Removed Ordering Information table. .................................................................................................................................... 1
2
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