Cordless Power Tool

Cordless Power Tool

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.

Overall block diagram

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 Main Switch ON/OFF Main SwitchON/OFF Battery Battery Gate Driver/ Motor Control Driver Gate Driver/Motor Control Driver VDD VDD LED LED M M Inverter Inverter Temp. Sensor Temp.Sensor AC in AC in LDO Regulator LDORegulator eFuse IC eFuse IC LED Driving Circuit LED Driving Circuit Op-amp Op-amp MCU MCU Battery Charging Circuit Battery Charging Circuit Op-amp Op-amp Battery charging circuit Motor drive circuit MCU peripheral circuit
Motor drive circuit

Example of a driving circuit of brushless DC motor using gate driver and external MOSFETs

Example of a driving circuit for brushed DC motor with rotation switching function by mechanical switch

Example of a driving circuit for brushed DC motor with rotation switching function by H-bridge using MOSFETs

MCU peripheral circuit

Example of a peripheral circuit such as the power supply and signal input of microcontroller using operational amplifiers and LDOs

Battery charging circuit

Example of an AC-DC power supply circuit for battery charging

Sub block diagram

Motor drive circuit
Driving circuit of brushless DC motor (Circuit using gate driver and MOSFETs)

Example of a driving circuit of brushless DC motor using gate driver and external MOSFETs

Example of a driving circuit of brushless DC motor using gate driver and external MOSFETs
Integrate functions required as a gate driver for driving motors of power tools into single IC
Part Number
TB67Z833SFTG
TB67Z833HFTG
TB67Z830SFTG
TB67Z830HFTG
Toshiba Package Name P-WQFN40-0606-0.50-003 P-WQFN40-0606-0.50-003 P-VQFN32-0505-0.50-007 P-VQFN32-0505-0.50-007
VOUT (Max) [V] 80 80 80 80
IOUT (Max) [A] 2 2 2 2
VM [V] 8 to 75 8 to 75 8 to 75 8 to 75
RON (Typ.) [Ω]        
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Integrate functions required as a gate driver for driving motors of power tools into single IC
Part Number
TB67Z853SFTG
TB67Z853HFTG
TB67Z850SFTG
TB67Z850HFTG
Toshiba Package Name P-WQFN40-0606-0.50-003 P-WQFN40-0606-0.50-003 P-VQFN32-0505-0.50-007 P-VQFN32-0505-0.50-007
VOUT (Max) [V] 80 80 80 80
IOUT (Max) [A] 2 2 2 2
VM [V] 8 to 75 8 to 75 8 to 75 8 to 75
RON (Typ.) [Ω]        
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MOSFET with low on-resistance and high heat dissipation efficiency
Part Number
TPWR6003PL
TPWR8004PL
TPHR8504PL
TPHR7404PU
Toshiba Package Name DSOP Advance DSOP Advance SOP Advance SOP Advance
VDSS (Max) [V] 30 40 40 40
ID (Max) [A] 412 340 340 400
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.0006 0.0008 0.00085 0.00074
Polarity N-ch N-ch N-ch N-ch
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MOSFET with low on-resistance and high heat dissipation efficiency
Part Number
TPH2R408QM
TPH4R008QM
TK5R1P08QM
TK6R9P08QM
Toshiba Package Name SOP Advance SOP Advance(N) DPAK DPAK
VDSS (Max) [V] 80 80 80 80
ID (Max) [A] 120 86 84 62
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.00243 0.004 0.0051 0.0069
Polarity N-ch N-ch N-ch N-ch
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Driving circuit of brushed DC motor (Mechanical switching)

Example of a driving circuit for brushed DC motor with rotation switching function by mechanical switch

Example of a driving circuit for brushed DC motor with rotation switching function by mechanical switch
Bipolar transistor for gate driving
Part Number
TMBT3906
TMBT3904
2SC4116
Toshiba Package Name SOT-23 (SOT23) SOT-23 (SOT23) SOT-323 (USM)
VCEO (Max) [V] -50 50 50
IC (Max) [A] -0.2 0.2 0.15
Polarity PNP NPN NPN
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MOSFET with low on-resistance and high heat dissipation efficiency
Part Number
TPWR6003PL
TPWR8004PL
TPHR8504PL
TPHR7404PU
Toshiba Package Name DSOP Advance DSOP Advance SOP Advance SOP Advance
VDSS (Max) [V] 30 40 40 40
ID (Max) [A] 412 340 340 400
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.0006 0.0008 0.00085 0.00074
Polarity N-ch N-ch N-ch N-ch
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MOSFET with low on-resistance and high heat dissipation efficiency
Part Number
TPH2R408QM
TPH4R008QM
TK5R1P08QM
TK6R9P08QM
Toshiba Package Name SOP Advance SOP Advance(N) DPAK DPAK
VDSS (Max) [V] 80 80 80 80
ID (Max) [A] 120 86 84 62
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.00243 0.004 0.0051 0.0069
Polarity N-ch N-ch N-ch N-ch
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Driving circuit of brushed DC motor (MOSFET switching)

Example of a driving circuit for brushed DC motor with rotation switching function by H-bridge using MOSFETs

Example of a driving circuit for brushed DC motor with rotation switching function by H-bridge using MOSFETs
MOSFET with low on-resistance and high heat dissipation efficiency
Part Number
TPWR6003PL
TPWR8004PL
TPHR8504PL
TPHR7404PU
Toshiba Package Name DSOP Advance DSOP Advance SOP Advance SOP Advance
VDSS (Max) [V] 30 40 40 40
ID (Max) [A] 412 340 340 400
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.0006 0.0008 0.00085 0.00074
Polarity N-ch N-ch N-ch N-ch
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MOSFET with low on-resistance and high heat dissipation efficiency
Part Number
TPH2R408QM
TPH4R008QM
TK5R1P08QM
TK6R9P08QM
Toshiba Package Name SOP Advance SOP Advance(N) DPAK DPAK
VDSS (Max) [V] 80 80 80 80
ID (Max) [A] 120 86 84 62
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.00243 0.004 0.0051 0.0069
Polarity N-ch N-ch N-ch N-ch
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MCU peripheral circuit
MCU peripheral circuit

Example of a peripheral circuit such as the power supply and signal input of microcontroller using operational amplifiers and LDOs

Example of a peripheral circuit such as the power supply and signal input of microcontroller using operational amplifiers and LDOs
Amplifies signals detected by various sensors with low noise
Part Number
TC75S67TU
Toshiba Package Name SOT-353F (UFV)
VCC (Max) [V] 5.5
VCC, VEE (Max) [V] +/-2.75
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Small surface mount LDO regulator suitable for power tools having high noise
Part Number
TCR1HF Series
Toshiba Package Name SOT-25 (SMV)
IOUT (Max) [mA] 150
VOUT [V] 1.8 to 5.0
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MCU suitable for motor control
Series TXZ+TM 4A Series TX04 Series TX03 Series
Group M4K Group M470 Group M370 Group
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Battery charging circuit
Battery charging circuit

Example of an AC-DC power supply circuit for battery charging

Example of an AC-DC power supply circuit for battery charging
Suitable for high efficiency power switching
Part Number
TK12A60W
TK10A60W
TK17A80W
Toshiba Package Name TO-220SIS TO-220SIS TO-220SIS
VDSS (Max) [V] 600 600 800
ID (Max) [A] 11.5 9.7 17
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 0.3 0.38 0.29
Polarity N-ch N-ch N-ch
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Bipolar transistor for gate driving
Part Number
TMBT3906
TMBT3904
2SC4116
Toshiba Package Name SOT-23 (SOT23) SOT-23 (SOT23) SOT-323 (USM)
VCEO (Max) [V] -50 50 50
IC (Max) [A] -0.2 0.2 0.15
Polarity PNP NPN NPN
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Small signal MOSFET for low voltage switching
Part Number
SSM6K513NU
SSM6N55NU
SSM6J507NU
Toshiba Package Name SOT-1220 (UDFN6B) SOT-1118 (UDFN6) SOT-1220 (UDFN6B)
VDSS (Max) [V] 30 30 -30
ID (Max) [A] 15 4.0 -10
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V] 0.012 0.064 0.028
Polarity N-ch N-ch×2 P-ch
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High current transfer ratio and high temperature operation
Part Number
TLP383
Toshiba Package Name 4pin SO6L
BVS (Min) [Vrms] @ t = 60 [s] 5000
VCEO (Max) [V] 80
Topr [°C] -55 to 125
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Low noise operational amplifier to capture fluctuations in current consumption accurately
Part Number
TC75S67TU
Toshiba Package Name SOT-353F (UFV)
VCC (Max) [V] 5.5
VCC, VEE (Max) [V] +/-2.75
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eFuse IC for robust protection
Part Number
TCKE800NA
TCKE800NL
TCKE805NA
TCKE805NL
TCKE812NA
TCKE812NL
Toshiba Package Name WSON10B WSON10B WSON10B WSON10B WSON10B WSON10B
VIN (Max) [V] 18 18 18 18 18 18
RON (Typ.) [mΩ] 28 28 28 28 28 28
VOVC (Typ.) [V]     6.04 6.04 15.1 15.1
Recovery Operation Type Auto-retry Latch Auto-retry Latch Auto-retry Latch
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eFuse IC for robust protection
Part Number
TCKE712BNL
TCKE903NA
TCKE903NL
TCKE903QNA
TCKE905ANA
TCKE905NL
Toshiba Package Name WSON10 WSON8 WSON8 WSON8 WSON8 WSON8
VIN (Max) [V] 13.2 23 23 23 23 23
RON (Typ.) [mΩ] 53 34 34 34 34 34
VOVC (Typ.) [V]   3.87 3.87   5.7 5.7
Recovery Operation Type Latch Auto-retry Latch Auto-retry Auto-retry Latch
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eFuse IC for robust protection
Part Number
TCKE905QNA
TCKE912NA
TCKE912NL
TCKE920NA
TCKE920NL
Toshiba Package Name WSON8 WSON8 WSON8 WSON8 WSON8
VIN (Max) [V] 23 23 23 23 23
RON (Typ.) [mΩ] 34 34 34 34 34
VOVC (Typ.) [V]   13.7 13.7 22.2 22.2
Recovery Operation Type Auto-retry Auto-retry Latch Auto-retry Latch
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Solution Proposal

These documents explain the key points of recommended semiconductor products and their features. Please use them for product selection.

Solution Proposal
SolutionProposal_Cordless Power Tool / English (PDF:1000KB)
SolutionProposal_Cordless Power Tool / Japanese (PDF:1.4MB)

Reference Design

Board Appearance
Inverter for Cordless Power Tool
The three-phase brushless DC motor drive circuit, which combines six MOSFETs (TPH1R204PB, TPH2R408QM) and a gate driver (TB67Z833SFTG), enables compact yet highly efficient motor control. It supports various input modes. This reference design provides design guide, data, and other contents.
Details
Sensorless Sinusoidal Brushless Motor Drive Circuit Using TC78B011FTG
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.
Details
Power supply circuit example of LDO regulator TCR3UG series application for power supply of IoT devices.
LDO Regulator TCR3UG Series Application for Power Supply of IoT Devices
This reference design provides document with low consumption current, PSRR, and dynamic response.The LDO has small package, low consumed power, and fast load transient response.
Details
Power supply circuit example of LDO regulator TCR15AG (fixed output voltage type) application & circuit.
LDO Regulator TCR15AG (fixed output voltage type) Application & Circuit
This reference design provides document with PSRR, dynamic response and controlling output voltage.The LDO has very small package and fixed output voltage for consumer application.
Details
Application block diagram of application circuits of TPD4204F and TB6634FNG sine-wave control type of BLDC motor driver.
Application Circuits of TPD4204F and TB6634FNG Sine-Wave Control Type of BLDC Motor Driver
This reference design provides example circuit and design guide using Hall device/IC. The TPD4204F has 600V rating and built-in PWM to drive BLDC motor with sign-wave control.
Details
Applicatoin block diagram of application circuits of TPD4206F and TB6634FNG sine-wave control type of BLDC motor driver.
Application Circuits of TPD4206F and TB6634FNG Sine-Wave Control Type of BLDC Motor Driver
This reference design provides example circuit and design guide using Hall device/IC. The TPD4206F has 500V rating and built-in PWM to drive BLDC motor with sign-wave control.
Details
Power supply circuit example of LDO regulator TCR15AGADJ application & circuit.
LDO Regulator TCR15AGADJ Application & Circuit
This reference design provides document with PSRR, dynamic response and controlling output voltage. The LDO has very small package and adjustable output for consumer application.
Details

Documents

Please see the following pages for other documents.

Video

Design & Development

Switched Mode Power Supply Library

you can select and download various basic topologies of a power supply unit based on your actual requirements in order to verify the behavior of MOSFETs with your simulation environment.

Switched Mode Power Supply Library
Motor Control and Driver Circuit Library

you can select and download various basic topologies of motor driver such as three-phase inverter circuit based on your actual requirements in order to verify the behavior of MOSFETs and another devices for your simulation environment.

Motor Control and Driver Circuit Library
Online Circuit Simulator

This service allows users to easily perform pre-verification of MOSFETs without the need to build a simulation environment.

Online Circuit Simulator
EDA/CAD Model Library

We provide simulation data, 3D models of packages, and land pattern models (2D models) used when developing product boards.

EDA/CAD Model Library
MCU Motor Studio

MCU Motor Studio features a PC Tool and motor control firmware dedicated to the TXZ+TM Family Advanced Class microcontrollers from Toshiba.

MCU Motor Studio

Contacts

Technical inquiry

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FAQs
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