Refrigerator

Refrigerator

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

Overall block diagram

Click the area you want to check the details in the overall block diagram. Show links to our proposed sub-block diagram.

 Compressor Compressor Motor Damper Motor Damper Inner Fan Inner Fan AC AC LDO LDO LED LED Speaker Speaker Key Key LED Light LED Light Sensor Sensor Door switch Door switch Motor Driver Motor Driver M M M M Surge absorption Surgeabsorption Heater Heater Motor Driver Motor Driver Control MCU for Display Panel Control MCUfor Display Panel DC-DC Circuit DC-DCCircuit Compressor MCU CompressorMCU Current Sense Op-amp CurrentSense Op-amp Central and Fan Control MCU Central andFan ControlMCU LDO LDO M M IPM IPM Motor Driver Motor Driver M M Auto Icemaker AutoIcemaker Brushless Brushless Brushless Brushless Stepping Stepping Stepping Stepping LDO LDO LED Driver LEDDriver Op-amp Op-amp Compressor drive circuit MCU power supply circuit Heater control circuit LED driving circuit Damper drive circuit Fan drive circuit Sensor input circuit
MCU power supply circuit

Example of a stable power supply circuit for MCU

Sensor input circuit

Example of a circuit using an operational amplifier for amplifying sensor signal

Compressor drive circuit

Example of a high-voltage motor driving circuit for a compressor using an IPM

Damper drive circuit

Example of a small size motor driving circuit for damper using MOSFETs

Fan drive circuit

Example of a small size motor driving circuit for fan using MOSFETs or motor driver

LED driving circuit

Example of an LED driving circuit for indicator using MOSFETs

Heater control circuit

Example of a heater control circuit using triac output photocoupler

Sub block diagram

MCU power supply circuit
MCU power supply circuit

Example of a stable power supply circuit for MCU

Example of a stable power supply circuit for MCU
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
Search for lineup
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
Search for lineup
System cost reduction, higher efficiency and less development work.
Series TXZ+TM 4A Series TX04 Series TX03 Series
Group M4K Group M470 Group M370 Group
Search for lineup
MCU is equipped with many peripheral functions. MCU contributes to higher functionality as a system control MCU.
Series TXZ+TM 3A Series
Group M3H Group
Search for lineup
Sensor input circuit
Sensor input circuit

Example of a circuit using an operational amplifier for amplifying sensor signal

Example of a circuit using an operational amplifier for amplifying sensor signal
CMOS single operational amplifier with a built-in phase compensation circuit. Low voltage operation and low current consumption.
Part Number
TC75S51FU
TC75S103F
Toshiba Package Name SOT-353 (USV) SOT-25 (SMV)
VCC (Max) [V] 7 5.5
VCC, VEE (Max) [V] +/-3.5 +/-2.75
Search for lineup
MCU is equipped with many peripheral functions. MCU contributes to higher functionality as a system control MCU.
Series TXZ+TM 3A Series
Group M3H Group
Search for lineup
Compressor drive circuit
Compressor drive circuit

Example of a high-voltage motor driving circuit for a compressor using an IPM

Example of a high-voltage motor driving circuit for a compressor using an IPM
CMOS single operational amplifier with a built-in phase compensation circuit. Low voltage operation and low current consumption.
Part Number
TC75S51FU
TC75S103F
Toshiba Package Name SOT-353 (USV) SOT-25 (SMV)
VCC (Max) [V] 7 5.5
VCC, VEE (Max) [V] +/-3.5 +/-2.75
Search for lineup
System cost reduction, higher efficiency and less development work.
Series TXZ+TM 4A Series TX04 Series TX03 Series
Group M4K Group M470 Group M370 Group
Search for lineup
Damper drive circuit
Damper drive circuit

Example of a small size motor driving circuit for damper using MOSFETs

Example of a small size motor driving circuit for damper using MOSFETs
Support low voltage motor drive (2.5 V (min)) and contributes to the power saving of set.
Part Number
TC78H621FNG
Toshiba Package Name P-TSSOP16-0505-0.65-001
VOUT (Max) [V] 18
IOUT (Max) [A] 1.1
VM [V] 2.5 to 15
RON (Typ.) [Ω] 0.8
Search for lineup
Support low voltage motor drive (2.5 V (min)) and contributes to the power saving of set.
Part Number
TC78H660FNG
TC78H660FTG
Toshiba Package Name P-TSSOP16-0505-0.65-001 P-VQFN16-0303-0.50-001
VOUT (Max) [V] 18 18
IOUT (Max) [A] 2.0 2.0
VM [V] 2.5 to 16 2.5 to 16
RON(Normal) (Typ.) [Ω] 0.48 0.48
RON(Large) (Typ.) [Ω]    
Search for lineup
MCU is equipped with many peripheral functions. MCU contributes to higher functionality as a system control MCU.
Series TXZ+TM 3A Series
Group M3H Group
Search for lineup
Fan drive circuit
Fan drive circuit

Example of a small size motor driving circuit for fan using MOSFETs or motor driver

Example of a small size motor driving circuit for fan using MOSFETs or motor driver
Suitable for power management switches and contributes to miniaturization.
Part Number
SSM3K333R
SSM3K335R
SSM3J332R
SSM3J334R
SSM3K35AFS
Toshiba Package Name SOT-23F SOT-23F SOT-23F SOT-23F SOT-416 (SSM)
VDSS (Max) [V] 30 30 -30 -30 20
ID (Max) [A] 6.0 6.0 -6.0 -4.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V] 0.042 0.056 0.05 0.105 1.1
Polarity N-ch N-ch P-ch P-ch N-ch
Search for lineup
This driver realizes simple, low noise and low vibration fan motor drive.
Part Number
TC78B002FNG
TC78B002FTG
Toshiba Package Name SSOP16-P-225-0.65B P-WQFN16-0303-0.50-002
VOUT (Max) [V] 18 18
IOUT (Max) [A] 1.5 1.5
VM [V] 5.5 to 16 5.5 to 16
RON (Typ.) [Ω] 1.6 1.6
Search for lineup
MCU is equipped with many peripheral functions. MCU contributes to higher functionality as a system control MCU.
Series TXZ+TM 3A Series
Group M3H Group
Search for lineup
LED driving circuit
LED driving circuit

Example of an LED driving circuit for indicator using MOSFETs

Example of an LED driving circuit for indicator using MOSFETs
Suitable for power management switches and contributes to miniaturization.
Part Number
SSM3K333R
SSM3K335R
SSM3J332R
SSM3J334R
SSM3K35AFS
Toshiba Package Name SOT-23F SOT-23F SOT-23F SOT-23F SOT-416 (SSM)
VDSS (Max) [V] 30 30 -30 -30 20
ID (Max) [A] 6.0 6.0 -6.0 -4.0 0.25
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V] 0.042 0.056 0.05 0.105 1.1
Polarity N-ch N-ch P-ch P-ch N-ch
Search for lineup
MCU is equipped with many peripheral functions. MCU contributes to higher functionality as a system control MCU.
Series TXZ+TM 3A Series
Group M3H Group
Search for lineup
Heater control circuit
Heater control circuit

Example of a heater control circuit using triac output photocoupler

Example of a heater control circuit using triac output photocoupler
The photocoupler consists of a non zero cross type phototriac, optically coupled to an infrared light emitting diode.
Part Number
TLP267J
TLP3052A
Toshiba Package Name 4pin SO6 5pin DIP6
BVS (Min) [Vrms] @ t = 60 [s] 3750 5000
Topr [°C] -40 to 100 -40 to 100
Search for lineup
MCU is equipped with many peripheral functions. MCU contributes to higher functionality as a system control MCU.
Series TXZ+TM 3A Series
Group M3H Group
Search for lineup

Solution Proposal

These documents explain the key points of recommended semiconductor products and their features. Please use them for product selection.

Solution Proposal
SolutionProposal_Refrigerator / English (PDF:1.4MB)
SolutionProposal_Refrigerator / Japanese (PDF:1.7MB)

Reference Design

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.
Details
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.
Details
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.
Details

Documents

Please see the following pages for other documents.

Video

Design & Development

Switched Mode Power Supply Library

you can select and download various basic topologies of a power supply unit based on your actual requirements in order to verify the behavior of MOSFETs with your simulation environment.

Switched Mode Power Supply Library
Motor Control and Driver Circuit Library

you can select and download various basic topologies of motor driver such as three-phase inverter circuit based on your actual requirements in order to verify the behavior of MOSFETs and another devices for your simulation environment.

Motor Control and Driver Circuit Library
Online Circuit Simulator

This service allows users to easily perform pre-verification of MOSFETs without the need to build a simulation environment.

Online Circuit Simulator
EDA/CAD Model Library

We provide simulation data, 3D models of packages, and land pattern models (2D models) used when developing product boards.

EDA/CAD Model Library
MCU Motor Studio

MCU Motor Studio features a PC Tool and motor control firmware dedicated to the TXZ+TM Family Advanced Class microcontrollers from Toshiba.

MCU Motor Studio

Contacts

Technical inquiry

Contact us

Contact us

Frequently Asked Questions

FAQs
  • Arm and Cortex are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
  • TXZ+TM is a trademark of Toshiba Electronic Devices & Storage Corporation.
  • Other company names, product names, and service names may be trademarks of their respective companies.
Membership registration required
A new window will open