智能手表

智能手表

低功耗和小型化对于智能手表的设计非常重要。东芝提供了适用于电源和充电管理单元、传感器信号输入单元、显示单元等的各种半导体产品的信息以及电路配置示例。

总方框图

单击总方框图中想要查看详细信息的区域。将显示我们建议的子方框图的链接。

 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
电源电路

使用USB时的电源管理和ESD保护电路示例

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

使用电池时的电源管理和防回流电路示例

摄像头输入电路

摄像头模块的外围电路示例(电源和接口)

显示输出电路

与显示信号对应的接口电路配置示例

振动器的电机控制

电机驱动电路及线圈再生电流保护电路示例

脉冲检测电路

用于检测光脉冲波传感器的光信号的电路示例

压力/温度传感器电路

使用电阻桥的气压传感器电路示例

使用NTC热敏电阻的温度传感器电路示例

子方框图

电源电路
电源电路(USB方式)

使用USB时的电源管理和ESD保护电路示例

使用USB时的电源管理和ESD保护电路示例
This absorbs static electricity (ESD) from external terminals, prevents circuit malfunction and protects devices.
器件型号
Toshiba Package Name SOD-962 (SL2) SOD-962 (SL2) SOD-962 (SL2) SOD-962 (SL2) SOD-882 (CST2) SOD-882 (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
It is N-ch MOSFET gate driver IC with Over Voltage Protection function. It contributes to reduction of power consumption and miniaturization of load switch circuit.
器件型号
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
It is N-ch MOSFET gate driver IC with Over Voltage Protection function. It contributes to reduction of power consumption and miniaturization of load switch circuit.
器件型号
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
This is low on-resistance MOSFET with small and thin package. It contributes to suppressing heat generation during charging and discharging, as well as to reducing the size of set.
器件型号
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 (USB type) (2)

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
Electronic fuse (eFuse IC) can be used repeatedly to protect circuits from abnormal conditions such as overcurrent and overvoltage.
器件型号
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) can be used repeatedly to protect circuits from abnormal conditions such as overcurrent and overvoltage.
器件型号
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
Electronic fuse (eFuse IC) can be used repeatedly to protect circuits from abnormal conditions such as overcurrent and overvoltage.
器件型号
Toshiba Package Name WSON8 WSON8 WSON8 WSON8 WSON8 WSON8
VIN (Max) [V] 23 23 23 23 23 23
RON (Typ.) [mΩ] 34 34 34 34 34 34
VOVC (Typ.) [V] 3.87   5.7   13.7 22.2
Recovery Operation Type Auto-retry Auto-retry Auto-retry Auto-retry Auto-retry Auto-retry
Electronic fuse (eFuse IC) can be used repeatedly to protect circuits from abnormal conditions such as overcurrent and overvoltage.
器件型号
Toshiba Package Name WSON8 WSON8 WSON8 WSON8
VIN (Max) [V] 23 23 23 23
RON (Typ.) [mΩ] 34 34 34 34
VOVC (Typ.) [V] 3.87 5.7 13.7 22.2
Recovery Operation Type Latch Latch Latch Latch
Electronic fuse (eFuse IC) can be used repeatedly to protect circuits from abnormal conditions such as overcurrent and overvoltage.
器件型号
Toshiba Package Name TSOP6F TSOP6F TSOP6F TSOP6F TSOP6F
VIN (Max) [V] 30 30 30 30 30
RON (Typ.) [mΩ] 52 52 52 52 52
VOVC (Typ.) [V] 32 32 32 32 32
Recovery Operation Type Auto-retry Latch Selection type Auto-retry Latch
电源电路(电池方式)

使用电池时的电源管理和防回流电路示例

使用电池时的电源管理和防回流电路示例
Suitable for power management, contributes to miniaturization.
器件型号
Toshiba Package Name CST3C CST3C
VDSS (Max) [V] -12 20
ID (Max) [A] -1 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 0.56 1.6
Polarity P-ch N-ch
Fast, low loss, small package and suitable for many applications.
器件型号
Toshiba Package Name SOD-882 (CST2)
VRRM (Max) [V]  
VR (Max) [V] 20
CT (Typ.) [pF] 55
It is N-ch MOSFET gate driver IC with Over Voltage Protection function. It contributes to reduction of power consumption and miniaturization of load switch circuit.
器件型号
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
It is N-ch MOSFET gate driver IC with Over Voltage Protection function. It contributes to reduction of power consumption and miniaturization of load switch circuit.
器件型号
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
This is low on-resistance MOSFET with small and thin package. It contributes to suppressing heat generation during charging and discharging, as well as to reducing the size of set.
器件型号
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
摄像头输入电路
摄像头输入电路

摄像头模块的外围电路示例(电源和接口)

摄像头模块的外围电路示例(电源和接口)
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name WCSP6F DFN5B DFN4D WCSP4F DFN4F
IOUT (Max) [mA] 1500 800 500 500 300
VOUT [V] 0.6 to 3.6 0.8 to 3.6 0.9 to 5.0 0.9 to 5.0 0.9 to 4.5
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name SOT-25 (SMV) DFN4D DFN4D DFN4D SOT-25 (SMV)
IOUT (Max) [mA] 300 300 300 300 150
VOUT [V] 0.8 to 5.0 0.8 to 5.0 1.0 to 4.5 0.8 to 5.0 1.8 to 5.0
Eliminating the interface gap between host and display/camera allows more options of component selection.
器件型号
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
显示输出电路
显示输出电路

与显示信号对应的接口电路配置示例

与显示信号对应的接口电路配置示例
This absorbs static electricity (ESD) from external terminals, prevents circuit malfunction and protects devices.
器件型号
Toshiba Package Name SOD-962 (SL2) SOD-962 (SL2) SOD-962 (SL2) SOD-962 (SL2) SOD-882 (CST2) SOD-882 (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
Eliminating the interface gap between host and display/camera allows more options of component selection.
器件型号
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
振动器的电机控制
振动器的电机控制

电机驱动电路及线圈再生电流保护电路示例

电机驱动电路及线圈再生电流保护电路示例
Suitable for power management, contributes to miniaturization.
器件型号
Toshiba Package Name CST3C CST3C
VDSS (Max) [V] -12 20
ID (Max) [A] -1.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 0.56 1.6
Polarity P-ch N-ch
Fast, low loss, small package and suitable for many applications.
器件型号
Toshiba Package Name SOD-882 (CST2)
VRRM (Max) [V]  
VR (Max) [V] 20
CT (Typ.) [pF] 55
脉冲检测电路
脉冲检测电路(光检测侧)

用于检测光脉冲波传感器的光信号的电路示例

用于检测光脉冲波传感器的光信号的电路示例
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name WCSP6F DFN5B DFN4D WCSP4F DFN4F
IOUT (Max) [mA] 1500 800 500 500 300
VOUT [V] 0.6 to 3.6 0.8 to 3.6 0.9 to 5.0 0.9 to 5.0 0.9 to 4.5
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name SOT-25 (SMV) DFN4D DFN4D DFN4D SOT-25 (SMV)
IOUT (Max) [mA] 300 300 300 300 150
VOUT [V] 0.8 to 5.0 0.8 to 5.0 1.0 to 4.5 0.8 to 5.0 1.8 to 5.0
The lineup includes a low current consumption type that contributes to reducing power consumption and a low noise type that brings out performance of the sensor.
器件型号
Toshiba Package Name SOT-25 (SMV) SOT-353F (UFV)
VCC (Max) [V] 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75
压力/温度传感器电路
气压传感器电路

使用电阻桥的气压传感器电路示例

使用电阻桥的气压传感器电路示例
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name WCSP6F DFN5B DFN4D WCSP4F DFN4F
IOUT (Max) [mA] 1500 800 500 500 300
VOUT [V] 0.6 to 3.6 0.8 to 3.6 0.9 to 5.0 0.9 to 5.0 0.9 to 4.5
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name SOT-25 (SMV) DFN4D DFN4D DFN4D SOT-25 (SMV)
IOUT (Max) [mA] 300 300 300 300 150
VOUT [V] 0.8 to 5.0 0.8 to 5.0 1.0 to 4.5 0.8 to 5.0 1.8 to 5.0
The lineup includes a low current consumption type that contributes to reducing power consumption and a low noise type that brings out performance of the sensor.
器件型号
Toshiba Package Name SOT-25 (SMV) SOT-353F (UFV)
VCC (Max) [V] 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75
温度传感器电路

使用NTC热敏电阻的温度传感器电路示例

使用NTC热敏电阻的温度传感器电路示例
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name WCSP6F DFN5B DFN4D WCSP4F DFN4F
IOUT (Max) [mA] 1500 800 500 500 300
VOUT [V] 0.6 to 3.6 0.8 to 3.6 0.9 to 5.0 0.9 to 5.0 0.9 to 4.5
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
器件型号
Toshiba Package Name SOT-25 (SMV) DFN4D DFN4D DFN4D SOT-25 (SMV)
IOUT (Max) [mA] 300 300 300 300 150
VOUT [V] 0.8 to 5.0 0.8 to 5.0 1.0 to 4.5 0.8 to 5.0 1.8 to 5.0
The lineup includes a low current consumption type that contributes to reducing power consumption and a low noise type that brings out performance of the sensor.
器件型号
Toshiba Package Name SOT-25 (SMV) SOT-353F (UFV)
VCC (Max) [V] 5.5 5.5
VCC, VEE (Max) [V] +/-2.75 +/-2.75

解决方案

这些文档对推荐的半导体产品的要点及其特性进行了说明。请参考其进行产品选择。

参考设计

这是DFN4D封装的图片。
TCR3EMxxA/3DMxxA/3LMxxA系列LDO稳压器,具有300 mA输出,采用小型DNF4D封装,适用于电源电路应用
该产品线包括三个系列的小型封装LDO稳压器,这些产品因其特点(标准型、低压差型和低电流消耗型)而非常适合移动设备等。我们提供了每个系列的特点、设计要点和使用方法的描述。
多路复用器电路PCB照片示例
使用共漏极MOSFET的电源多路复用器电路
此参考设计中,在一个小型印刷电路板(PCB)上实现了具有2个输入和1个输出的电源多路复用器电路。我们现已在已开发的电源多路复用器电路参考设计中增加了使用共漏极MOSFET的应用电路。该参考电路通过将东芝多种产品线中的MOSFET栅极驱动IC和齐纳二极管等器件进行理想组合,可以实现BBM和MBB模式的切换。
电源多路复用器电路PCB照片示例
电源多路复用器电路
在此参考设计中,在一个小型印刷电路板(PCB)上实现了具有2个输入和1个输出的电源多路复用器电路。将从东芝的多种产品线选择的MOSFET栅极驱动电路IC、eFuse IC、齐纳二极管和小型封装MOSFET等器件进行组合,实现具有BBM和MBB开关的理想二极管。
LDO稳压器TCR3UG系列在物联网设备电源中的应用的电源电路示例
LDO稳压器TCR3UG系列在物联网设备电源中的应用
该参考设计提供了具有低功耗电流,PSRR和动态响应的文档。LDO具有小封装,低功耗和快速的负载瞬态响应。
LDO稳压器TCR15AG(固定输出电压类型)应用&电路的电源电路示例
LDO稳压器TCR15AG(固定输出电压类型)应用&电路
介绍了TCR15AG(固定输出电压类型)的特性、电源电路的应用、设计参考文件、可以导入到EDA工具的电子文件、以及组成器件的概述
LDO稳压器TCR15AGADJ应用&电路的电源电路示例
LDO稳压器TCR15AGADJ应用&电路
该参考设计提供了有关PSRR、动态响应和控制输出电压的参考文档。LDO具有非常小的封装和可调输出,适合消费类应用。

文档

视频

设计与开发

开关电源选型工具库(SMPS Lib.)

您可以根据实际需求选择和下载电源单元的各种基本拓扑,以便在仿真环境中验证MOSFET的性能。

电机控制和驱动电路库

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。

在线电路仿真器

您可使用该仿真器进行电路仿真,无需配置评估环境,即可进行预验证。注册成为会员即可免费使用。

EDA/CAD模型库

我们提供用于产品电路板开发的仿真数据、封装的3D模型以及焊盘图案模型(2D模型)。

MCU Motor Studio

MCU Motor Studio具有专用于东芝 TXZ+TM族高级系列微控制器的PC工具和电机控制固件。

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常见问题

常见问题(FAQ)
  • MIPI,CSI-2和DSI是MIPI Alliance, Inc.的注册服务商标。
  • DisplayPortTM和DisplayPortTM标志是视频电子标准协会(VESA)在美国和/或其他地方拥有的商标 .
  • 本文提及的公司名称、产品名称和服务名称可能是其各自公司的商标。
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