DRV8801A-Q1 Datasheet, PDF (2/24 Pages) Texas Instruments – DMOS Full-Bridge Motor Drivers

DRV8801A-Q1
SLVSC79C – JUNE 2014 – REVISED JULY 2016
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Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 4
6.3 Recommended Operating Conditions....................... 4
6.4 Thermal Information .................................................. 5
6.5 Electrical Characteristics........................................... 5
6.6 Dissipation Ratings ................................................... 6
6.7 Typical Characteristics .............................................. 6
7 Detailed Description .............................................. 8
7.1 Overview ................................................................... 8
7.2 Functional Block Diagram ......................................... 8
7.3 Feature Description................................................... 9
7.4 Device Functional Modes........................................ 12
8 Application and Implementation ........................ 13
8.1 Application Information............................................ 13
8.2 Typical Application ................................................. 13
9 Power Supply Recommendations...................... 15
9.1 Bulk Capacitance .................................................... 15
10 Layout................................................................... 16
10.1 Layout Guidelines ................................................. 16
10.2 Layout Example .................................................... 16
10.3 Power Dissipation ................................................. 16
11 Device and Documentation Support ................. 17
11.1 Documentation Support ........................................ 17
11.2 Receiving Notification of Documentation Updates 17
11.3 Community Resources.......................................... 17
11.4 Trademarks ........................................................... 17
11.5 Electrostatic Discharge Caution ............................ 17
11.6 Glossary ................................................................ 17
12 Mechanical, Packaging, And Orderable
Information ........................................................... 17
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision B (June 2016) to Revision C
Page
• Changed the T_J value for some test conditions for the output ON resistance parameter in the Electrical
Characteristics ....................................................................................................................................................................... 5
• Added the Documentation Support, Receiving Notification of Documentation Updates, and Community Resources
sections ................................................................................................................................................................................ 17
Changes from Revision A (September 2014) to Revision B
Page
• Changed the value of T_J from 125°C to 25°C in the test condition (source driver, I_O = –2.8 A, V_BB = 8 to 36 V) for the
output ON resistance parameter ............................................................................................................................................ 5
• Added the UVLO hysteresis parameter in the Electrical Characteristics table ...................................................................... 6
• Added MIN and MAX values for the overcurrent retry time parameter in the Electrical Characteristics table ...................... 6
• Updated the Functional Block Diagram .................................................................................................................................. 8
• Added t_pd to the Overcurrent Control Timing image ............................................................................................................. 11
Changes from Original (June 2014) to Revision A
Page
• Added TYPE column to the Pin Functions table ................................................................................................................... 3
• Updated the Overcurrent Control Timing image................................................................................................................... 11
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