ADP2118ACPZ-3.3-R7 datasheet(2/24 Pages) AD

Numer części	ADP2118ACPZ-3.3-R7

Szczegółowy opis	3 A, 1.2 MHz/600 kHz High Efficiency Synchronous Step-Down DC-to-DC Converter

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ADP2118

Rev. 0 | Page 2 of 24

TABLE OF CONTENTS

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

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

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

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

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

Absolute Maximum Ratings............................................................ 5

Thermal Resistance ...................................................................... 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 7

Functional Block Diagram ............................................................ 13

Theory of Operation ...................................................................... 14

Control Scheme .......................................................................... 14

PWM Mode Operation.............................................................. 14

PFM Mode Operation................................................................ 14

Slope Compensation .................................................................. 14

Enable/Shutdown ....................................................................... 14

Integrated Soft Start ................................................................... 14

Tracking....................................................................................... 14

Oscillator and Synchronization................................................ 15

Current Limit and Short-Circuit Protection .......................... 15

Overvoltage Protection (OVP)................................................. 15

Undervoltage Lockout (UVLO) ............................................... 15

Thermal Shutdown .................................................................... 15

Power Good ................................................................................ 15

Applications Information .............................................................. 16

Output Voltage Selection........................................................... 16

Inductor Selection ...................................................................... 16

Output Capacitor Selection....................................................... 16

Input Capacitor Selection.......................................................... 17

Voltage Tracking......................................................................... 17

Typical Application Circuits ......................................................... 18

Outline Dimensions....................................................................... 21

Ordering Guide .......................................................................... 21

REVISION HISTORY

7/09—Revision 0: Initial Version

Podobny numer części - ADP2118ACPZ-3.3-R7

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Analog Devices	ADP2121	1Mb / 20P	600 mA, 6 MHz, Synchronous Step-Down DC-to-DC Converter REV. B
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