ADP3625 Просмотр технического описания (PDF) - Analog Devices

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ADP3625

High Speed, Dual, 4 A MOSFET Driver with Thermal Protection

Analog Devices 

ADP3623/ADP3624/ADP3625/ADP3633/ADP3634/ADP3635

TABLE OF CONTENTS

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

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

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

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

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

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

Timing %JBHSBNT ................................................................ 4

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 9

Test Circuit ...................................................................................... 11

Theory of Operation ...................................................................... 12

Input Drive Requirements (INA, INA, INB, INB, and SD).. 12

Low-Side Drivers (OUTA, OUTB) .......................................... 12

Shutdown (SD) Function .......................................................... 12

Overtemperature Protections ................................................... 12

Supply Capacitor Selection ....................................................... 13

PCB Layout Considerations...................................................... 13

Parallel Operation ...................................................................... 13

Thermal Considerations............................................................ 14

Outline Dimensions ....................................................................... 15

Ordering Guide .......................................................................... 16

REVISION HISTORY

7/09—Rev. 0 to Rev. A

Added ADP3623, ADP3625, ADP3633, and

ADP3635 .............................................................................. Universal

Changes to Features Section, General Description Section,

and Figure 1 ....................................................................................... 1

Changes to Table 1............................................................................ 3

Added Figure 4; Renumbered Sequentially .................................. 4

Added Figure 7.................................................................................. 7

Added Table 3; Renumbered Sequentially .................................... 7

Added Figure 9 and Table 5............................................................. 8

Changes to Figure 10........................................................................ 9

Changes to Figure 16 to Figure 19 Captions............................... 10

Changes to Figure 20...................................................................... 11

Changes to Figure 21, Input Drive Requirements (INA,

INA, INB, INB, and SD) Section, and Figure 22........................ 12

Changes to Figure 23 and Parallel Operation Section............... 13

Changes to Design Example Section ........................................... 14

Changes to Ordering Guide .......................................................... 16

5/09—Revision 0: Initial Version

Rev. A | Page 2 of 16

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