Electric Toothbrush

Electric Toothbrush

Such as low power consumption and miniaturization are important in designing electric toothbrush. Toshiba provides information on a wide range of semiconductor products suitable for power supply/power supply management units, motor control units, sensor signal input unit, etc., along with circuit configuration examples.

總方塊圖

點選總方塊圖中要查看詳細資訊的區域。顯示我們建議的子方塊圖的連結。

 Current sensor circuit SBD SBD MOSFET MOSFET 100 V AC 100 V AC 3.0 V / 200 mA 3.0 V /200 mA Wireless Charger Feed-side WirelessChargerFeed-side Charging IC Charging IC Battery Battery LDO LDO MCU MCU Power Switch Power Switch Mode Selection Switch Mode Selection Switch Bluetooth® SoC Bluetooth® SoC Status LEDs Status LEDs Wireless Charger Feed-side WirelessChargerFeed-side M M MOSFET MOSFET MOSFET MOSFET MOSFET MOSFET Current Sensor Current Sensor Wireless power supply receiving unit rectifying circuit Battery management Power supply circuit LED driver Motor control unit
Motor control unit

Example of motor control circuit for head vibration (1)

Example of motor control circuit for head vibration (2)

LED driver

Example of LED driving circuit for operation status display

Wireless power supply receiving unit rectifying circuit

Example of rectifier circuit for wireless power supply

Power supply circuit

Example of power supply circuit in a battery powered system

Current sensor circuit

Example of current sensor circuit for safety operation

Battery management

Example of power supply monitoring circuit for battery charging and discharging system

子方塊圖

Motor control unit
Motor control unit (1)

Example of motor control circuit for head vibration (1)

Example of motor control circuit for head vibration (1)
Small-signal MOSFET
器件型號
Toshiba Package Name TCSP6A-172101 SOT-23F SOT-23F VESM
VDSS (Max) [V]   -12 30 20
ID (Max) [A]   -6.0 4.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V]   0.0202 0.056 1.1
Polarity N-ch×2 P-ch N-ch N-ch
Schottky barrier diode
器件型號
Toshiba Package Name US2H US2H
VRRM (Max) [V]    
VR (Max) [V] 30 40
CT (Typ.) [pF] 380 300
Motor control unit (2)

Example of motor control circuit for head vibration (2)

Example of motor control circuit for head vibration (2)
Small-signal MOSFET
器件型號
Toshiba Package Name TCSP6A-172101 SOT-23F SOT-23F VESM
VDSS (Max) [V]   -12 30 20
ID (Max) [A]   -6.0 4.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V]   0.0202 0.056 1.1
Polarity N-ch×2 P-ch N-ch N-ch
LED driver
LED driver

Example of LED driving circuit for operation status display

Example of LED driving circuit for operation status display
Bipolar transistor(1)
器件型號
Toshiba Package Name S-Mini SOT23 S-Mini SOT23
VCEO (Max) [V] 50 50 -50 -50
IC (Max) [A] 0.15 0.15 -0.15 -0.15
Polarity NPN NPN PNP PNP
Bipolar transistor(2)
器件型號
Toshiba Package Name US6
VCEO (Q1) (Max) [V] -50
VCEO (Q2) (Max) [V] 50
IC (Q1) (Max) [A] -0.15
IC (Q2) (Max) [A] 0.15
Polarity (Q1) PNP
Polarity (Q2) NPN
Wireless power supply receiving unit rectifying circuit
Wireless power supply receiving unit rectifying circuit

Example of rectifier circuit for wireless power supply

Example of rectifier circuit for wireless power supply
Schottky barrier diode
器件型號
Toshiba Package Name US2H US2H
VRRM (Max) [V]    
VR (Max) [V] 30 40
CT (Typ.) [pF] 380 300
Power supply circuit
Power supply circuit

Example of power supply circuit in a battery powered system

Example of power supply circuit in a battery powered system
Small surface mount LDO regulator(1)
器件型號
Toshiba Package Name WCSP6F WCSP6F DFN5B DFN5B
IOUT (Max) [mA] 1500 1300 800 500
VOUT [V] 0.6 to 3.6 0.55 to 3.6 0.8 to 3.6 0.8 to 3.6
Small surface mount LDO regulator(2)
器件型號
Toshiba Package Name WCSP4F DFN4C WCSP4F ESV SMV
IOUT (Max) [mA] 500 300 300 200 200
VOUT [V] 0.9 to 5.0 0.9 to 4.5 0.8 to 5.0 0.8 to 3.6 1.5 to 5.0
Current sensor circuit
Current sensor circuit

Example of current sensor circuit for safety operation

Example of current sensor circuit for safety operation
Low current consumption op-amp / Low noise op-amp
器件型號
Toshiba Package Name SMV SMV UFV
VCC (Max) [V] 5.5 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75 +/-2.75
Battery management
Battery management

Example of power supply monitoring circuit for battery charging and discharging system

Example of power supply monitoring circuit for battery charging and discharging system
Small-signal MOSFET
器件型號
Toshiba Package Name TCSP6A-172101 SOT-23F SOT-23F VESM
VDSS (Max) [V]   -12 30 20
ID (Max) [A]   -6.0 4.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V]   0.0202 0.056 1.1
Polarity N-ch×2 P-ch N-ch N-ch

解決方案

這些文件說明推薦的半導體產品的要點及其特徵,方便產品選擇。

參考設計

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.
LDO Regulator / TCR3UG
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.
LDORegulator / TCR15AG
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.
LDO Regulator / Design / Support / Reference Design Center

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