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 Op-amp Op-amp LDO LDO LED LED Speaker Speaker Key Key LED Driver LEDDriver LED Light LED Light Sensor Sensor Door switch Door switch MCD MCD M M M M Surge absorption Surgeabsorption Heater Heater MOSFET MOSFET MCD MCD 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 IPD IPD MCD MCD M M Auto Icemaker AutoIcemaker Brushless Brushless Brushless Brushless Stepping Stepping Stepping Stepping LDO LDO Compressor drive circuit MCU power supply circuit Heater control circuit LED driving circuit Sensor input circuit Damper drive circuit Fan drive circuit
MCU power supply circuit

Example of a stable power supply circuit for MCU

Compressor drive circuit

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

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

LED driving circuit

Example of an LED driving circuit for indicator using MOSFETs

Sensor input circuit

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

Heater control circuit

Example of a heater control circuit using triac output coupler

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
Small surface mount LDO regulator(1)
Part Number
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)
Part Number
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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MCU TXZ+TM 3A Series M3H Group
Series TXZ+TM 3A Series
Group M3H Group
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MCU TX03 Series M370 Group/ TX04 Series M470 Group/ TXZ+TM 4A Series M4K Group
Series TXZ+TM 4A Series TX04 Series TX03 Series
Group M4K Group M470 Group M370 Group
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Compressor drive circuit
Compressor drive circuit

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

Example of a high-voltage motor driving circuit for a compressor using an IPD
MCU TX03 Series M370 Group/ TX04 Series M470 Group/ TXZ+TM 4A Series M4K Group
Series TXZ+TM 4A Series TX04 Series TX03 Series
Group M4K Group M470 Group M370 Group
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General purpose operational amplifier
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
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High voltage IPD
Part Number
TPD4207F
Toshiba Package name SSOP30
VBB (Max) [V] 600
VCC (Max) [V] 18
IO (Max) [A] 5.0
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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
Stepping motor
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
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Brushed DC motor driver IC
Part Number
TC78H660FNG
Toshiba Package Name P-TSSOP16-0505-0.65-001
VOUT (Max) [V] 18
IOUT (Max) [A] 2.0
VM [V] 2.5 to 16
RON(Normal) (Typ.) [Ω] 0.48
RON(Large) (Typ.) [Ω]  
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Single-phase brushless DC motor driver IC
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
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MCU TXZ+TM 3A Series M3H Group
Series TXZ+TM 3A Series
Group M3H Group
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Fan drive circuit
Fan drive circuit

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

Example of a small size motor driving circuit for fan using MOSFETs
Small signal MOSFET
Part Number
SSM3K333R
SSM3K335R
SSM3J332R
SSM3J334R
SSM6P39TU
SSM3K35AFS
Toshiba Package Name SOT-23F SOT-23F SOT-23F SOT-23F SOT-363F (UF6) SOT-416 (SSM)
VDSS (Max) [V] 30 30 -30 -30 -20 20
ID (Max) [A] 6.0 6.0 -6.0 -4.0 -1.5 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 P-ch×2 N-ch
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Stepping motor
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
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Brushed DC motor driver IC
Part Number
TC78H660FNG
Toshiba Package Name P-TSSOP16-0505-0.65-001
VOUT (Max) [V] 18
IOUT (Max) [A] 2.0
VM [V] 2.5 to 16
RON(Normal) (Typ.) [Ω] 0.48
RON(Large) (Typ.) [Ω]  
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Single-phase brushless DC motor driver IC
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
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MCU TXZ+TM 3A Series M3H Group
Series TXZ+TM 3A Series
Group M3H Group
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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
Small signal MOSFET
Part Number
SSM3K333R
SSM3K335R
SSM3J332R
SSM3J334R
SSM6P39TU
SSM3K35AFS
Toshiba Package Name SOT-23F SOT-23F SOT-23F SOT-23F SOT-363F (UF6) SOT-416 (SSM)
VDSS (Max) [V] 30 30 -30 -30 -20 20
ID (Max) [A] 6.0 6.0 -6.0 -4.0 -1.5 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 P-ch×2 N-ch
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MCU TXZ+TM 3A Series M3H Group
Series TXZ+TM 3A Series
Group M3H Group
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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
General purpose operational amplifier
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
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MCU TXZ+TM 3A Series M3H Group
Series TXZ+TM 3A Series
Group M3H Group
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Heater control circuit
Heater control circuit

Example of a heater control circuit using triac output coupler

Example of a heater control circuit using triac output coupler
Triac output photocouplers
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
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MCU TXZ+TM 3A Series M3H Group
Series TXZ+TM 3A Series
Group M3H Group
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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:2.1MB)

Reference Design

Application block diagram of application circuit of TPD4207F for small compressor motor drive.
Application Circuit of TPD4207F for Small Compressor Motor Drive
This reference design provides an example circuit of small compressor motor drive with combination of TPD4207F and TMPM4K0FSADUG, and design guide of peripheral circuit.
Details
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
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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.
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