Sensorless Sinusoidal Brushless Motor Drive Circuit Using TC78B011FTG

This reference design provides design guide, data and other contents of a brushless motor drive circuit using sensorless sinusoidal PWM predriver IC for 3-phase brushless motor. This design allows easy configuration of the motor pre-driver using a GUI.

Sensorless Sinusoidal Brushless Motor Drive Circuit Using TC78B011FTG
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Features

  • Sensorless Sinusoidal Brushless Motor Drive Circuit Using TC78B011FTG
  • Outline Size : 90 mm x 50 mm
  • This design allows easy configuration of the motor pre-driver using a GUI.

Description

Input Power Supply Voltage DC 11 to 27 V
Input Control Signal Voltage DC 5 V
Rated Output Current 20 A (Max.)
Motor Control Type Sensorless Sinusoidal Drive

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.

*1:Actual PCB was designed on CR5000BD. The other files were made from CR5000BD file.

*2:The data was generated on CR5000BD.

Used Toshiba Items

Part Number Device Category Portion Usage Description
Brushless motor driver IC Main Board・1 Sensorless Sine-wave PWM predriver for 3-phase brushless motor
Power MOSFET (N-ch single 30V<VDSS≤60V) Main Board・6 N-ch MOSFET, 40 V, 0.0012 Ω@10V, SOP Advance, U-MOSⅨ-H
Low Dropout (LDO) Linear Voltage Regulator Main Board・1 High voltage, Low quiescent current, Fast load transient CMOS Linear Regulator

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.

Applications

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Such as low power consumption and miniaturization are important in designing cordless power tools. Toshiba provides information on a wide range of semiconductor products suitable for motor drive units, control units, power supply and charge management units, etc., along with circuit configuration examples.
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Cordless Cleaner
Such as high efficiency, low power consumption and miniaturization are important in designing cordless cleaner. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, control unit, motor driving units, etc., along with circuit configuration examples.
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Robot Cleaner
Such as high efficiency, low power consumption and miniaturization are important in designing robot cleaner. Toshiba provides information on a wide range of semiconductor products suitable for power supply unit, motor driving units, sensor signal input unit, etc., along with circuit configuration examples.
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