
ADD8754
TABLE OF CONTENTS
Specifications.....................................................................................3
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Step-Up Switching Regulator Specifications.............................3
LDO Regulator Specifications....................................................4
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Amplifier Specifications ....................................................5
Gate Pulse Modulator Specifications.........................................6
General Specifications .................................................................6
Absolute Maximum Ratings............................................................7
ESD Caution..................................................................................7
Pin Configuration and Function Descriptions.............................8
Typical Performance Characteristics.............................................9
Theory of Operation......................................................................12
Current-Mode, Step-Up Switching Regulator Operation..... 12
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Amplifier ........................................................................... 16
Gate Pulse Modulator Circuit................................................... 16
Power-Up Sequence................................................................... 17
Shutdown..................................................................................... 17
UVLO........................................................................................... 17
Power Dissipation....................................................................... 18
Layout Guidelines....................................................................... 19
Typical Application Circuits ......................................................... 20
Outline Dimensions....................................................................... 25
Ordering Guide .......................................................................... 25
REVISION HISTORY
4/05—Revision 0: Initial Version