Motor Driving Circuit for Automotive Body Electronics Using SmartMCD™

We developed an automotive body motor control circuit that supports sensorless vector control using SmartMCD™, a gate driver IC with a built-in microcontroller. This reference design provides explanations of design points of various circuits, design data, and usage methods.

Board Appearance
TB9M003FG TB9M003FG SSM6K804R TK1R4S04PB TPW1R104PB XPH2R404PS XPN3R804NC SSM6K804R SSM6K804R SSM6K804R SSM6K804R SSM6K804R SSM6K804R

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Features

  • Compact system is realized by using SmartMCD™ which has an integrated MCU with a built-in vector engine and various peripheral circuits.
  • Sensorless vector control of 3-phase brushless motors with built-in MCU
  • Outline size: 130 mm x 73 mm
  • An external inverter board that can be used on top of the main board for driving high-current motors is also available.

Description

Input voltage DC 6 V to 18 V, 12 V (Typ.)
Max Motor Drive Current 30 A (External Inverter Board)
Supported motors and Control methods 3-phase brushless motors, Sensorless vector control
Hardware protection Overcurrent indication (5.6 A using on-board inverter)

Design Documents

Materials for designers, such as an overview of circuit operation and explanations of design considerations. Please click on each tab to view the contents.

Design Data

Provides circuit data that can be loaded into EDA tools, PCB layout data, and data used in PCB manufacturing. Available in formats from multiple tool vendors. You can freely edit it with your preferred tool.

Used Toshiba Items

Part Number Device Category Portion Usage Description
Pre-driver for automobile Main Board ・1 Pre-Driver IC for In-Vehicle BLDC Motors with MCU
Small Low ON resistance MOSFETs Inverter Board・6 N-ch, MOSFET, 40V, 12A, 18mΩ@4.5V, TSOP6F
Power MOSFET (N-ch single 30V<VDSS≤60V) Inverter Board・6 N-ch MOSFET, 40 V, 120 A, 0.00135 Ω@10V, DPAK+
Power MOSFET (N-ch single 30V<VDSS≤60V) Inverter Board・6 N-ch MOSFET, 40 V, 120 A, 0.00114 Ω@10V, DSOP Advance(WF)M
Power MOSFET (N-ch single 30V<VDSS≤60V) Inverter Board・6 N-ch MOSFET, 40 V, 90 A, 0.0024 Ω@10V, SOP Advance(WF)
Power MOSFET (N-ch single 30V<VDSS≤60V) Inverter Board・6 N-ch MOSFET, 40 V, 40 A, 0.0038 Ω@10V, TSON Advance(WF)

Related Documents

We provide materials useful for designing and considering similar circuits, such as application notes for installed products. Please click on each tab to view the contents.

애플리케이션

Automotive Electric Pump (Water/Oil)
Such as ensuring
tolerance to motor lock current and reduction of power consumption are important in electric pump (water/oil). Toshiba provides information on a wide range of semiconductor products suitable for motor drive unit, power supply unit, etc., along with circuit configuration examples.
세부 사항
Automotive HVAC
Such as ensuring tolerance to motor lock current and reduction of power consumption are important in designing HVAC. Toshiba provides information on a wide range of semiconductor products suitable for motor drive units, power supply units, etc., along with circuit configuration examples.
세부 사항

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