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.

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 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
SSM6N951L
SSM3J338R
SSM3K324R
SSM3K35AMFV
Toshiba Package Name TCSP6A-172101 SOT-23F SOT-23F SOT-723 (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
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Schottky barrier diode
器件型號
CUHS20F30
CUHS20F40
Toshiba Package Name SOD-323HE (US2H) SOD-323HE (US2H)
VRRM (Max) [V]    
VR (Max) [V] 30 40
CT (Typ.) [pF] 380 300
搜尋產品線
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
SSM6N951L
SSM3J338R
SSM3K324R
SSM3K35AMFV
Toshiba Package Name TCSP6A-172101 SOT-23F SOT-23F SOT-723 (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
搜尋產品線
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
2SC2712
TBC847
2SA1162
TBC857
Toshiba Package Name SOT-346 (S-Mini) SOT-23 (SOT23) SOT-346 (S-Mini) SOT-23 (SOT23)
VCEO (Max) [V] 50 50 -50 -50
IC (Max) [A] 0.15 0.15 -0.15 -0.15
Polarity NPN NPN PNP PNP
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Bipolar transistor(2)
器件型號
HN1B01FU
Toshiba Package Name SOT-363 (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
搜尋產品線
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
CUHS20F30
CUHS20F40
Toshiba Package Name SOD-323HE (US2H) SOD-323HE (US2H)
VRRM (Max) [V]    
VR (Max) [V] 30 40
CT (Typ.) [pF] 380 300
搜尋產品線
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
TCR15AG Series
TCR13AG Series
TCR8BM Series
TCR5BM Series
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
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Small surface mount LDO regulator(2)
器件型號
TCR5RG Series
TCR3RM Series
TCR3U Series
TCR2L Series
TAR5 Series
Toshiba Package Name WCSP4F DFN4F WCSP4F SOT-553 (ESV) SOT-25 (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
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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
TC75S102F
TC75S103F
TC75S67TU
Toshiba Package Name SOT-25 (SMV) SOT-25 (SMV) SOT-353F (UFV)
VCC (Max) [V] 5.5 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75 +/-2.75
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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
SSM6N951L
SSM3J338R
SSM3K324R
SSM3K35AMFV
Toshiba Package Name TCSP6A-172101 SOT-23F SOT-23F SOT-723 (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
搜尋產品線

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。

解決方案
SolutionProposal_Electoric Toothbrush / English (PDF:845KB)
SolutionProposal_Electoric Toothbrush / Japanese (PDF:1.2MB)

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.
詳細資料
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.
詳細資料
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.
詳細資料

文件

其他文件請參閱以下頁面。

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交換式電源供應器工具庫

您可以按照實際需求選擇並下載電源設備的各種基本topologies，以便在模擬環境中驗證MOSFET的性能。

交換式電源供應器工具庫
馬達控制和驅動電路的線上模擬資料庫

您可以根據實際要求選擇和下載馬達驅動IC的各種基本拓撲結構，例如3相逆變器電路，以驗證MOSFET和其他元件在您的模擬環境中的性能。

馬達控制和驅動電路的線上模擬資料庫
線上電路模擬器

允許使用者在網站上直接進行電路模擬，無須建構評估環境，即可預先驗證裝置。只要是註冊會員就可以免費使用。

線上電路模擬器
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EDA/CAD 模型庫
MCU Motor Studio

MCU Motor Studio 具有專用於東芝 TXZ+TM系列高階微控制器的 PC 工具和馬達控制韌體。

MCU Motor Studio
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