H-bridge drive circuit for automotive and industrial DC motors

This reference design provides examples of application circuit and simulation for TPD7212F / FN which features overcurrent protection, reverse power connection protection and others.

H-bridge DC Motor Drive Applications (R-phase) of H-bridge drive circuit for automotive and industrial DC motors.
H-bridge DC Motor Drive Applications (R-phase)
Simulation waveform for overcurrent protection of H-bridge drive circuit for automotive and industrial DC motors.
Simulation Waveform for Overcurrent Protection

Description

  • Introduction of application to H-bridge DC motor drive circuit combining TPD7212F/FN and TPD7104AF and power MOSFET
  • Explanation of overcurrent detection function and power supply connection protection function using TPD7104AF
  • Explanation of protection function using TPD7212F/FN
  • Operation confirmation by spice simulation

Features

  • H-bridge DC motors drive circuit using TPD7212F/FN and power MOSFET TPW1R104PB
  • Various protection circuits using TPD7104AF for automotive and power MOSFET TPW1R104PB
  • Input voltage : 12V
  • Over current detection function
  • Power supply reverse connection protection function
  • Output cutoff function
  • Output-voltage monitoring function
  • Charge pump circuit voltage monitoring function

Reference design files

Design, Document

“Design・Document” contains the documents listed below.

Name Date

Design, File

“Design・File” contains the contents listed below.

Name Date

Toshiba items

Part Number Device Category Portion Usage Description
TPD7212F
TPD7212FN
Intelligent Power Ics 1 Power MOSFET Gate driver/3-phase full-bridge circuits/VDD=4.5 to 18V/Built-in charge pump circuit /WQFN32/SSOP30(NEW)
TPD7104AF Intelligent Power Ics 4 Power MOSFET Gate driver/High-side switch/VDD=5 to 18V/Built-in charge pump circuit /PS-8
TPW1R104PB MOSFET 8 U-MOSIX-H/40V/0.95mΩ(typ)@VGS=10V/DSOP Advance(WF)M 

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