IH Rice Cooker

IH Rice Cooker

Such as high breakdown voltage, low power consumption and miniaturization are important in designing IH rice cooker. Toshiba provides information on a wide range of semiconductor products suitable for IH coil driving units, motor driving units, heater 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.

 DC-DC DC-DC Speaker Speaker Key Input Key Input Temp. Sensor Temp.Sensor Steam Heater SteamHeater Torso Heater TorsoHeater Lid Heater LidHeater IH Coil IH Coil Isolation Isolation Fan Fan Display Display LED LED EEPROM EEPROM Gate Driver GateDriver Isolation Isolation Isolation Isolation Main Control MCU Main Control MCU Display Control MCU DisplayControl MCU IGBT IGBT IH coil drive circuit Heater control circuit LED driving circuit Fan motor drive circuit
IH coil drive circuit

Example of IH voltage resonance circuit for driving IGBT with gate a driver coupler

Example of IH voltage resonance circuit for driving IGBT with bipolar transistors

Fan motor drive circuit

Example of fan motor drive circuit using a photocoupler for motor current feedback

LED driving circuit

Example of LED drive circuit using a MOSFET as a low-side switch

Heater control circuit

Example of a heater drive circuit for controlling a main triac with a triac coupler

Sub block diagram

IH coil drive circuit
IH coil drive circuit (using gate driver coupler)

Example of IH voltage resonance circuit for driving IGBT with gate a driver coupler

Example of IH voltage resonance circuit for driving IGBT with gate a driver coupler
Discrete IGBT
Part Number
GT30J110SRA
GT20N135SRA
GT30N135SRA
Toshiba Package Name TO-3P(N) TO-247 TO-247
VCES (Max) [V] 1100 1350 1350
IC (Max) [A] 60 40 30
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IGBT gate driver coupler(1)
Part Number
TLP5771H
TLP5772H
TLP5774H
Toshiba Package Name SO6L SO6L SO6L
BVS (Min) [Vrms] @ t = 60 [s] 5000 5000 5000
VCC / VDD (Min) [V] 10 10 10
VCC / VDD (Max) [V] 30 30 30
ICC / IDD (Max) [mA] 3 3 3
Output Interface totem-pole(BUF) totem-pole(BUF) totem-pole(BUF)
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IGBT gate driver coupler(2)
Part Number
TLP5751H
TLP5752H
TLP5754H
TLP5231
Toshiba Package Name SO6L SO6L SO6L SO16L
BVS (Min) [Vrms] @ t = 60 [s] 5000 5000 5000 5000
VCC / VDD (Min) [V] 15 15 15 15.0
VCC / VDD (Max) [V] 30 30 30 23.5
ICC / IDD (Max) [mA] 3 3 3 10.2
Output Interface totem-pole(BUF) totem-pole(BUF) totem-pole(BUF) totem-pole(BUF)
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Main control MCU TLCSTM-870/C1 Series
Series TLCSTM-870/C1 Series
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IH coil drive circuit (using discrete components)

Example of IH voltage resonance circuit for driving IGBT with bipolar transistors

Example of IH voltage resonance circuit for driving IGBT with bipolar transistors
Discrete IGBT
Part Number
GT30J110SRA
GT20N135SRA
GT30N135SRA
Toshiba Package Name TO-3P(N) TO-247 TO-247
VCES (Max) [V] 1100 1350 1350
IC (Max) [A] 60 40 30
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Bipolar transistor for IGBT gate drive
Part Number
HN4B101J
HN4B102J
TPCP8901
TPCP8902
Toshiba Package Name SOT-25 (SMV) SOT-25 (SMV) PS-8 PS-8
VCEO (Q1) (Max) [V] -30 30 -50 -30
VCEO (Q2) (Max) [V] 30 -30 50 30
IC (Q1) (Max) [A] -1.0 2 -0.8 -2.0
IC (Q2) (Max) [A] 1.2 -1.8 1 2.0
Polarity (Q1) PNP NPN PNP PNP
Polarity (Q2) NPN PNP NPN NPN
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Main control MCU TLCSTM-870/C1 Series
Series TLCSTM-870/C1 Series
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Fan motor drive circuit
Fan motor drive circuit

Example of fan motor drive circuit using a photocoupler for motor current feedback

Example of fan motor drive circuit using a photocoupler for motor current feedback
Transistor output photocoupler
Part Number
TLP183
TLP185(SE
Toshiba Package Name 4pin SO6 4pin SO6
BVS (Min) [Vrms] @ t = 60 [s] 3750 3750
VCEO (Max) [V] 80 80
Topr [°C] -55 to 125 -55 to 110
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U-MOS Series MOSFET
Part Number
SSM3K56MFV
SSM6N56FE
Toshiba Package Name SOT-723 (VESM) SOT-563 (ES6)
VDSS (Max) [V] 20 20
ID (Max) [A] 0.8 0.8
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V] 0.235 0.235
Polarity N-ch N-ch×2
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Main control MCU TLCSTM-870/C1 Series
Series TLCSTM-870/C1 Series
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LED driving circuit
LED driving circuit

Example of LED drive circuit using a MOSFET as a low-side switch

Example of LED drive circuit using a MOSFET as a low-side switch
Rectifier diode
Part Number
CMG06A
Toshiba Package Name M-FLAT
VRRM (Max) [V] 600
IF(AV) (Max) [A] 1
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U-MOS Series MOSFET
Part Number
SSM3K56MFV
SSM6N56FE
Toshiba Package Name SOT-723 (VESM) SOT-563 (ES6)
VDSS (Max) [V] 20 20
ID (Max) [A] 0.8 0.8
RDS(ON) (Max) [Ω] @ |VGS| = 4.5 [V] 0.235 0.235
Polarity N-ch N-ch×2
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Heater control circuit
Heater control circuit

Example of a heater drive circuit for controlling a main triac with a triac coupler

Example of a heater drive circuit for controlling a main triac with a triac coupler
Triac output photocoupler
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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Main control MCU TLCSTM-870/C1 Series
Series TLCSTM-870/C1 Series
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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_IH Rice Cooker / English (PDF:983KB)
SolutionProposal_IH Rice Cooker / Japanese (PDF:1.2MB)

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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