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DRV8307

SLVSCK2A – APRIL 2014 – REVISED FEBRUARY 2016

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Copyright © 2014–2016, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

Description ............................................................. 1

4

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

5

Pin Configurations and Functions ....................... 3

6

Specifications......................................................... 5

6.1

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

6.2

ESD Ratings.............................................................. 5

6.3

Recommended Operating Conditions ....................... 5

6.4

Thermal Information .................................................. 6

6.5

Electrical Characteristics........................................... 7

6.6

Timing Requirements ................................................ 8

6.7

Typical Characteristics .............................................. 8

7

Detailed Description .............................................. 9

7.1

Overview ................................................................... 9

7.2

Functional Block Diagram ....................................... 10

7.3

Feature Description................................................. 11

7.4

Device Functional Modes........................................ 19

8

Application and Implementation ........................ 20

8.1

Application Information............................................ 20

8.2

Typical Application .................................................. 22

9

Power Supply Recommendations ...................... 24

10

Layout................................................................... 24

10.1

Layout Guidelines ................................................. 24

10.2

Layout Example .................................................... 24

11

Device and Documentation Support ................. 25

11.1

Trademarks ........................................................... 25

11.2

Electrostatic Discharge Caution ............................ 25

11.3

Glossary ................................................................ 25

12

Mechanical, Packaging, and Orderable

Information ........................................................... 25

4 Revision History

Changes from Original (April 2014) to Revision A

Page

•

Changed Features From: PWM Input for Speed Control To: Single PWM Input Controls Speed......................................... 1

•

Changed the Simplified Schematic ........................................................................................................................................ 1

•

Changed the DESCRIPTION of pin LOCKn in the Pin Functions table ................................................................................ 4

•

Changed the "Power supply voltage MAX value From: 35 To: 42 in the Absolute Maximum Ratings ................................. 5

•

Moved the "Storage temperature range" to the Absolute Maximum Ratings ........................................................................ 5

•

Changed the Handling Rating table To: ESD Ratings .......................................................................................................... 5

•

Added the Timing Requirements ........................................................................................................................................... 8

•

Changed text in the Output Pre-Drivers section From: "The low-side gate drive ULSG is driven to VM ..." To: The

•

Added text to the Clock PWM Mode section following Figure 10: "When the DRV8307 is driving a motor,..." ................... 19

•

Added the NOTE to the Application and Implementation section ........................................................................................ 20

•

Deleted text from the ENABLEn Considerations section: "If ENABLEn is immediately returned to the active state,

the motor slows and stops for 1 s, then starts again." ........................................................................................................ 21

•

Added section: Faster Starting and Stopping ...................................................................................................................... 21

•

Changed Figure 13 .............................................................................................................................................................. 22

•

Changed the Layout Example image .................................................................................................................................. 24