Smart Watch

Smart Watch

Such as low power consumption and miniaturization are important in designing smart watch. Toshiba provides information on a wide range of semiconductor products suitable for power supply and charge management units, sensor signal input units, display units, 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。

 Pulse Sensor Pulse Sensor Pressure / Temperature Sensor Pressure / TemperatureSensor Accelerometer Accelerometer MCU MCU Vibrator Vibrator Display Display Flash Memory Flash Memory +5 V DC (USB) +5 V DC (USB) MCU, Pulse Sensor, Pressure sensor Temperature Sensor, Accele... MCU, Pulse Sensor, Pressure sensorTemperature Sensor, Accelerometer,Vibrator, Display, Flash Memory Interface Bridge Interface Bridge Interface Bridge InterfaceBridge Camera Camera Load SW IC Load SW IC Power Management IC PowerManagementIC Gate Driver IC & N-ch MOSFET Gate Driver IC& N-ch MOSFET Gate Driver IC & N-ch MOSFET Gate Driver IC& N-ch MOSFET Battery Battery Common Drain MOSFET Common Drain MOSFET Power supply circuit Motor control for vibrators Display output circuit Pulse detection circuit Pressure/Temperature Sensor circuit Camera input circuit
Power supply circuit

Example of the power management and ESD protection circuit when USB is in use

Example of the power management and the reverse current prevention circuit when the battery is in use

Camera input circuit

Example of peripheral circuit of camera module (power supply and interface)

Display output circuit

Configuration example of an interface circuit corresponding to a display signal

Motor control for vibrators

Example of motor drive circuit and example of protection circuit for regenerative current of coil

Pulse detection circuit

Example of an LED driving circuit used in an optical pulse wave sensor

Example of a circuit for detecting an optical signal of an optical pulse wave sensor

Pressure/Temperature Sensor circuit

Example of the atmospheric pressure sensor circuit using a resistance bridge

Example of the temperature sensor circuit using an NTC thermistor

子方塊圖

Power supply circuit
Power supply circuit (USB type)

Example of the power management and ESD protection circuit when USB is in use

Example of the power management and ESD protection circuit when USB is in use
TVS diode
器件型號
Toshiba Package Name SL2 SL2 SL2 SL2 CST2 CST2
VESD (Max) [kV] +/-20 +/-8 +/-15 +/-23 +/-30 +/-30
IR (Max) [µA] 0.1 0.1 0.1 0.1 0.1 0.1
Rdyn (Typ.) [Ω] 0.5 1.05 0.2 0.2 0.1 0.1
CT (Typ.) [pF] @ VR = 0 [V], f = 1 [MHz] 0.2 0.12 0.2 11 41 45
Electronic Fuse (eFuse IC)(1)
器件型號
Toshiba Package Name WSON10B WSON10B WSON10B
VIN (Max) [V] 18 18 18
RON (Typ.) [mΩ] 28 28 28
VOVC (Typ.) [V]   6.04 15.1
Recovery Operation Type Auto-retry Auto-retry Auto-retry
Electronic Fuse (eFuse IC)(2)
器件型號
Toshiba Package Name WSON10B WSON10B WSON10B WSON10
VIN (Max) [V] 18 18 18 13.2
RON (Typ.) [mΩ] 28 28 28 53
VOVC (Typ.) [V]   6.04 15.1  
Recovery Operation Type Latch Latch Latch Latch
N-ch MOSFET gate driver IC(1)
器件型號
Toshiba Package Name WCSP6E WCSP6E WCSP6G WCSP6G WCSP6G
VOVL_FA (Typ.) [V]     27.56 23.14 14.17
VOVL_RI (Typ.) [V]     27.73 23.26 14.29
VGS (Typ.) [V] 8.5 8.5 10 10 10
N-ch MOSFET gate driver IC(2)
器件型號
Toshiba Package Name WCSP6G WCSP6G WCSP6G
VOVL_FA (Typ.) [V] 14.17 10.71 6.19
VOVL_RI (Typ.) [V] 14.29 10.83 6.31
VGS (Typ.) [V] 5.6 5.6 5.6
N-ch common drain MOSFET
器件型號
Toshiba Package Name TCSPED-302701 TCSPAC-153001 TCSP6A-172101 TCSPAG-341501
VDSS (Max) [V]        
ID (Max) [A]        
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V]        
Polarity N-ch×2 N-ch×2 N-ch×2 N-ch×2
Power supply circuit (Battery type)

Example of the power management and the reverse current prevention circuit when the battery is in use

Example of the power management and the reverse current prevention circuit when the battery is in use
Small signal MOSFET
器件型號
Toshiba Package Name CST3C CST3C
VDSS (Max) [V] -12 20
ID (Max) [A] -1.0 0.2
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 0.56 3.0
Polarity P-ch N-ch
Schottky barrier diode
器件型號
Toshiba Package Name CST2
VRRM (Max) [V]  
VR (Max) [V] 20
CT (Typ.) [pF]  
N-ch MOSFET gate driver IC(1)
器件型號
Toshiba Package Name WCSP6E WCSP6E WCSP6G WCSP6G WCSP6G
VOVL_FA (Typ.) [V]     27.56 23.14 14.17
VOVL_RI (Typ.) [V]     27.73 23.26 14.29
VGS (Typ.) [V] 8.5 8.5 10 10 10
N-ch MOSFET gate driver IC(2)
器件型號
Toshiba Package Name WCSP6G WCSP6G WCSP6G
VOVL_FA (Typ.) [V] 14.17 10.71 6.19
VOVL_RI (Typ.) [V] 14.29 10.83 6.31
VGS (Typ.) [V] 5.6 5.6 5.6
N-ch common drain MOSFET
器件型號
Toshiba Package Name TCSPED-302701 TCSPAC-153001 TCSP6A-172101 TCSPAG-341501
VDSS (Max) [V]        
ID (Max) [A]        
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V]        
Polarity N-ch×2 N-ch×2 N-ch×2 N-ch×2
Camera input circuit
Camera input circuit

Example of peripheral circuit of camera module (power supply and interface)

Example of peripheral circuit of camera module (power supply and interface)
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
Interface bridge
器件型號
Toshiba Package Name P-VFBGA49-0505-0.65-001 P-VFBGA81-0505-0.50-001 P-VFBGA72-0404-0.40A3 P-VFBGA72-0404-0.40A3
Product Category Display Interface Bridge Display Interface Bridge Display Interface Bridge Camera Interface Bridge
Display output circuit
Display output circuit

Configuration example of an interface circuit corresponding to a display signal

Configuration example of an interface circuit corresponding to a display signal
Interface bridge
器件型號
Toshiba Package Name P-VFBGA49-0505-0.65-001 P-VFBGA81-0505-0.50-001 P-VFBGA72-0404-0.40A3 P-VFBGA72-0404-0.40A3
Product Category Display Interface Bridge Display Interface Bridge Display Interface Bridge Camera Interface Bridge
TVS diode
器件型號
Toshiba Package Name SL2 SL2 SL2 SL2 CST2 CST2
VESD (Max) [kV] +/-20 +/-8 +/-15 +/-23 +/-30 +/-30
IR (Max) [µA] 0.1 0.1 0.1 0.1 0.1 0.1
Rdyn (Typ.) [Ω] 0.5 1.05 0.2 0.2 0.1 0.1
CT (Typ.) [pF] @ VR = 0 [V], f = 1 [MHz] 0.2 0.12 0.2 11 41 45
Motor control for vibrators
Motor control for vibrators

Example of motor drive circuit and example of protection circuit for regenerative current of coil

Example of motor drive circuit and example of protection circuit for regenerative current of coil
Schottky barrier diode
器件型號
Toshiba Package Name CST2
VRRM (Max) [V]  
VR (Max) [V] 20
CT (Typ.) [pF]  
Small signal MOSFET
器件型號
Toshiba Package Name CST3C CST3C
VDSS (Max) [V] -12 20
ID (Max) [A] -1.0 0.2
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 0.56 3.0
Polarity P-ch N-ch
Pulse detection circuit
Pulse detection circuit (Light emission side)

Example of an LED driving circuit used in an optical pulse wave sensor

Example of an LED driving circuit used in an optical pulse wave sensor
Bipolar transistor
器件型號
Toshiba Package Name CST3 CST3
VCEO (Max) [V] 50 -50
IC (Max) [A] 0.1 -0.1
Polarity NPN PNP
Pulse detection circuit (Light detection side)

Example of a circuit for detecting an optical signal of an optical pulse wave sensor

Example of a circuit for detecting an optical signal of an optical pulse wave sensor
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
Low current consumption op-amp / Low noise op-amp
器件型號
Toshiba Package Name SMV UFV
VCC (Max) [V] 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75
Pressure/Temperature Sensor circuit
Atmospheric pressure sensor circuit

Example of the atmospheric pressure sensor circuit using a resistance bridge

Example of the atmospheric pressure sensor circuit using a resistance bridge
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
Low current consumption op-amp / Low noise op-amp
器件型號
Toshiba Package Name SMV UFV
VCC (Max) [V] 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75
Temperature sensor circuit

Example of the temperature sensor circuit using an NTC thermistor

Example of the temperature sensor circuit using an NTC thermistor
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
Low current consumption op-amp / Low noise op-amp
器件型號
Toshiba Package Name SMV UFV
VCC (Max) [V] 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75

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

PCB photo example of Power multiplexer circuit
Power Multiplexer Circuit Using Common-Drain MOSFET
This power multiplexer circuit with 2 inputs and 1 output is realized on a small board. A new power multiplexer circuit usign common-drain MOSFET has been added to the already developed power multiplexer circuit reference design. These reference circuits allow switching between BBM and MBB modes by combining optimal devices such as MOSFET gate driver ICs and zener diodes from our diverse product lineup.
Power multiplexer circuit / 2 input and 1 output
PCB photo example of Power multiplexer circuit
Power multiplexer circuit
In this reference design, a Power multiplexer circuit with 2 input and 1 output is implemented on a small PCB. MOSFET gate driver ICs, eFuse ICs, zener diodes and small package MOSFETs selected from Toshiba's diverse lineup are used create ideal diode like characteristics with BBM and MBB switching.
Power multiplexer circuit / 2 input and 1 output
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

文件

視頻

開發/設計支援

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。

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。

EDA/CAD 模型庫

我們提供開發產品板時所使用的模擬資料、封裝的 3D 模型以及焊盤圖案模型(2D 模型)。

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。

東芝電子報訂閱
請填寫訂閱表格 ,即可收到有關東芝產品的最新消息! 歡迎訂閱!

聯繫我們

技術方面問題

聯絡我們

聯絡我們

常見問題

常見問答
  • MIPI, CSI-2 and DSI are registered service marks of MIPI Alliance, Inc. DPISM is service mark of MIPI Alliance, Inc.
  • DisplayPortTM and the DisplayPortTM logo are trademarks owned by the Video Electronics Standards Association (VESA) .
  • Other company names, product names, and service names may be trademarks of their respective companies.
開啟新視窗