Datasheet LM1117 (Texas Instruments) - 3

LM1117 www.ti.com
SNOS412N – FEBRUARY 2000 – REVISED JANUARY 2016
5 Pin Configuration and Functions DCY Package KTT Package 4-Pin SOT 3-Pin TO-263 Top View Top View NDE Package NDP Package 3-Pin TO-220 3-Pin TO-252 Top View Top View NGN Package 8-Pin WSON Top View
ADJ/GND 1 8 NOT CONNECTED VIN 2 7 VOUT VOUT VIN 3 6 VOUT VIN 4 5 VOUT When using the WSON package Pins 2, 3 and 4 must be connected together and Pins 5, 6 and 7 must be connected together
Pin Functions PIN I/O DESCRIPTION NAME TO-252 WSON SOT-223 TO-263 TO-220
Adjust pin for adjustable output option. Ground pin for fixed ADJ/GND 1 1 1 1 1 — output option. VIN 3 2, 3, 4 3 3 3 I Input voltage pin for the regulator 5, 6, 7, VOUT 2 , TAB 2, 4 2, TAB 2, TAB O Output voltage pin for the regulator TAB Copyright © 2000–2016, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM1117 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions 6 Specifications 6.1 Absolute Maximum Ratings 6.2 ESD Ratings 6.3 Recommended Operating Conditions 6.4 Thermal Information 6.5 LM1117 Electrical Characteristics 6.6 LM1117I Electrical Characteristics 6.7 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Load Regulation 7.4 Device Functional Modes 7.4.1 Protection Diodes 8 Application and Implementation 8.1 Application Information 8.2 Typical Application 8.2.1 Design Requirements 8.2.2 Detailed Design Procedure 8.2.2.1 External Capacitors 8.2.3 Application Curve 8.3 System Examples 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.1.1 Heatsink Requirements 10.2 Layout Example 11 Device and Documentation Support 11.1 Community Resources 11.2 Trademarks 11.3 Electrostatic Discharge Caution 11.4 Glossary 12 Mechanical, Packaging, and Orderable Information Page 1 Page 1