ADM1170

Data Sheet

Rev. A | Page 2 of 16

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 4

Thermal Characteristics .............................................................. 4

ESD Caution.................................................................................. 4

Pin Configurations and Function Descriptions ........................... 5

Typical Performance Characteristics ............................................. 6

Theory of Operation ...................................................................... 11

Overview...................................................................................... 11

UVLO........................................................................................... 11

ON (ON-CLR) Pin..................................................................... 11

GATE ........................................................................................... 11

Current Limit Function............................................................. 11

Calculating the Current Limit .................................................. 11

Circuit Breaker Function........................................................... 11

Timer Function........................................................................... 12

Power-Up Timing Cycle............................................................ 12

Circuit Breaker Timing Cycle................................................... 12

Automatic Retry or Latched Off............................................... 13

Soft Start ...................................................................................... 13

Outline Dimensions....................................................................... 14

Ordering Guide .......................................................................... 14

REVISION HISTORY

1 /13—Rev. 0 to Rev. A

Changes to Figure 36...................................................................... 13

Changes to Ordering Guide .......................................................... 14

7/06—Revision 0: Initial Version