Electronic Sphygmomanometer

Electronic Sphygmomanometer

Such as low power consumption and miniaturization are important in designing electronic sphygmomanometer. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, surge voltage protection units, motor driving units, sensor signal input units, etc., along with circuit configuration examples.

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 - - + + Switch Switch Input Switch InputSwitch Battery Battery Adapter Adapter LDO LDO LDO LDO Pressure Sensor PressureSensor EEPROM EEPROM MCU MCU LCD Panel LCD Panel Power ON/OFF Power ON/OFF Battery Monitor Battery Monitor M M Pump Motor PumpMotor Air Release Valve AirReleaseValve 45 MOSFET MOSFET MOSFET MOSFET Op-amp Op-amp Constant voltage supply circuit Surge voltage protection Control MCU power supply Pressure sensor LCD driver / controller Motor protection/Motor control
Surge voltage protection

Example of surge voltage protection circuit for power supply line

Control MCU power supply

Examples of power supply circuits for MCU and memory

Constant voltage supply circuit

Example of backflow prevention circuit using Schottky barrier diode

Motor protection/Motor control

Example of regenerative current protection circuit from motor coil

Examples of drive circuits for motors and air valves

Pressure sensor

Example of amplifying circuit for sensor signal

LCD driver / controller

Example of using an MCU with built-in LCD driver / controller

子方塊圖

Surge voltage protection
Surge voltage protection

Example of surge voltage protection circuit for power supply line

Example of surge voltage protection circuit for power supply line
TVS diode absorbs static electricity (ESD) from external terminals, prevents circuit malfunction and protects devices.
Part Number
DF2B7ASL
DF2B20M4SL
DF2B5PCT
DF2B7PCT
DF2B7AFU
Toshiba Package Name SOD-962 (SL2) SOD-962 (SL2) SOD-882 (CST2) SOD-882 (CST2) SOD-323 (USC)
VESD (Max) [kV] +/-30 +/-15 +/-30 +/-30 +/-30
IR (Max) [µA] 0.1 0.1 0.1 0.1 0.1
Rdyn (Typ.) [Ω] 0.2 0.2 0.1 0.1 0.2
CT (Typ.) [pF] @ VR = 0 [V], f = 1 [MHz] 8.5 0.2 41 45 8.5
搜尋產品線
Control MCU power supply
Control MCU power supply

Examples of power supply circuits for MCU and memory

Examples of power supply circuits for MCU and memory
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
Part Number
TCR15AG Series
TCR8BM Series
TCR5FM Series
TCR5RG Series
TCR3RM Series
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
搜尋產品線
Wide lineup from general purpose type to WCSP (Wafer Level Chip Size Package) type are provided. Contribute to realize a stable power supply.
Part Number
TCR3U Series
TCR3LM Series
TCR3D Series
TCR3EM Series
TCR1HF Series
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
搜尋產品線
Toshiba original CPU core 8bit microcontroller equipped with a large capacity 124 KB flash memory and LCD driver.
Series TLCSTM-870/C1 Series
Group  
搜尋產品線
Constant voltage supply circuit
Constant voltage supply circuit

Example of backflow prevention circuit using Schottky barrier diode

Example of backflow prevention circuit using Schottky barrier diode
Low loss allows it to be applied to various applications, and contributes to miniaturization.
Part Number
CUS10S40
CUHS15F40
CUS10F30
1SS424
Toshiba Package Name SOD-323 (USC) SOD-323HE (US2H) SOD-323 (USC) SOD-523 (ESC)
VRRM (Max) [V]        
VR (Max) [V] 30 40 30 20
CT (Typ.) [pF] 120 130 170 20
搜尋產品線
Motor protection/Motor control
Motor protection

Example of regenerative current protection circuit from motor coil

Example of regenerative current protection circuit from motor coil
Low loss allows it to be applied to various applications, and contributes to miniaturization.
Part Number
CUS10S40
CUHS15F40
CUS10F30
1SS424
Toshiba Package Name SOD-323 (USC) SOD-323HE (US2H) SOD-323 (USC) SOD-523 (ESC)
VRRM (Max) [V]        
VR (Max) [V] 30 40 30 20
CT (Typ.) [pF] 120 130 170 20
搜尋產品線
Motor control

Examples of drive circuits for motors and air valves

Examples of drive circuits for motors and air valves
Suitable for power management switches and contributes to miniaturization.
Part Number
SSM3K324R
SSM3K35AMFV
Toshiba Package Name SOT-23F SOT-723 (VESM)
VDSS (Max) [V] 30 20
ID (Max) [A] 4.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 0.072 1.6
Polarity N-ch N-ch
搜尋產品線
Pressure sensor
Pressure sensor

Example of amplifying circuit for sensor signal

Example of amplifying circuit for sensor signal
Small signals detected by various sensors can be amplified with low noise.
Part Number
TC75S67TU
Toshiba Package Name SOT-353F (UFV)
VCC (Max) [V] 5.5
VCC, VEE (Max) [V] +/-2.75
搜尋產品線
Toshiba original CPU core 8bit microcontroller equipped with a large capacity 124 KB flash memory and LCD driver.
Series TLCSTM-870/C1 Series
Group  
搜尋產品線
LCD driver / controller
LCD driver / controller

Example of using an MCU with built-in LCD driver / controller

Example of using an MCU with built-in LCD driver / controller
Toshiba original CPU core 8bit microcontroller equipped with a large capacity 124 KB flash memory and LCD driver.
Series TLCSTM-870/C1 Series
Group  
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_Electronic Sphygmomanometer / English (PDF:1.3MB)
SolutionProposal_Electronic Sphygmomanometer / Japanese (PDF:1.6MB)

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