DRV8412_11 Datasheet, PDF (24/31 Pages) Texas Instruments – Dual Full Bridge PWM Motor Driver

DRV8412
DRV8432
SLES242D – DECEMBER 2009 – REVISED JULY 2011
REVISION HISTORY
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Changes from Revision A (December 2009) to Revision B
Page
• Added note to recommended operating conditions table ..................................................................................................... 2
• Added T_A = 125°C power rating of 1.0 W to package power deratings table ...................................................................... 3
Changes from Revision B (Jan 2010) to Revision C
Page
• Deleted all DRV8422 related descriptions from this data sheet ........................................................................................... 1
• Changed DRV8432 pinout .................................................................................................................................................... 4
• Added Thermal Pad and Heat slug rows to end of Pin Functions table. Also added T=thermal in note ............................. 5
• Added second paragraph to Bootstrap Capacitor....section ............................................................................................... 11
• Deleted or GVDD undervoltage from DEVICE RESET section second paragraph ............................................................ 13
Changes from Revision C (May 2010) to Revision D
Page
• Changed from 80 mΩ to 110 mΩ in first Feature ................................................................................................................. 1
• Changed from 50 V to 52 V in second Feature .................................................................................................................... 1
• Deleted (70 V Absolute Maximum) from second Feature ..................................................................................................... 1
• Added LED Lighting Drivers to Applications ......................................................................................................................... 1
• Added Includes metallization bond wire and pin resistance to R_DS(on) test conditions ......................................................... 7
• Changed R_DS(on) typ from 80 mΩ to 110 mΩ ........................................................................................................................ 7
• Added text to 5th paragraph of Overcurrent (OC) Protection section ................................................................................ 12
• Deleted Output Inductor Selection section and moved information into Overcurrent (OC) Protection section .................. 12
• Changed Figure 8 ............................................................................................................................................................... 15
• Changed Figure 10 ............................................................................................................................................................. 16
• Deleted Application Diagram Example for Three Phase PMSM PVDD Sense Operation and Application Diagram
Example for Three Phase PMSM GND Sense Operation figures ...................................................................................... 17
• Added Figure 12 ................................................................................................................................................................. 17
• Changed Figure 13 ............................................................................................................................................................. 20
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