Inkjet Printer

Inkjet Printer

Such as efficiency of motor driving, low power consumption and miniaturization are important in designing inkjet printer. Toshiba provides information on a wide range of semiconductor products suitable for power supply unit, engine (motor driving) units, scanner unit, etc., along with circuit configuration examples.

Overall block diagram

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 Ink Tank Unit Ink Tank Unit CR* Unit CR* Unit LF* Unit LF* Unit Ink Detect Unit Ink Detect Unit PF* Motor PF* Motor ASF* Motor ASF* Motor Sensor Sensor Sensor Sensor Sensor Sensor LF* Motor LF* Motor CR* Motor CR* Motor Heater Heater Print Head Print Head Head Driver Head Driver Heater Driver Heater Driver Touch Screen Touch Screen LCD Panel LCD Panel Back Light Back Light Analog Front End Analog Front End Light Source Light Source Scanner Motor Scanner Motor Sensor Sensor ADF* Motor ADF* Motor Fax Modem Fax Modem Sensor Sensor LED Driver / MOSFET LED Driver / MOSFET LED Driver / MOSFET LED Driver / MOSFET Linear Image Sensor Linear Image Sensor Protection Protection Display Control MCU Display Control MCU MCD MCD MCD MCD MCD MCD MCD MCD MCD MCD MCD MCD Memory Memory Signal Interfaces Signal Interfaces Power Supply Power Supply Protection Protection Print Engine Block Print Engine Block Display Block Display Block Input Block Input Block USB USB Ethernet Ethernet Wi-Fi 🄬 Wi-Fi 🄬 NFC NFC Bluetooth 🄬 Bluetooth 🄬 Note (*) ADF: Auto Document Feeder PF: Paper Feed ASF: Auto S... Note (*) ADF: Auto Document Feeder PF: Paper Feed ASF: Auto Sheet Feeder CR: Carriage Return LF: Line Feed ASIC (MCU) ASIC(MCU) Display block Scanner block USB circuit ADF block Power supply circuit Print engine block
Power supply circuit

Example of flyback type AC-DC converter circuit

Display block

Example of load switch circuit for ON/OFF control of LCD backlight

Scanner block

Example of load switch circuit for ON/OFF control of scanner light source

USB circuit

Example of ESD protection circuit for USB signal line

ADF block

Example of auto document feeder (ADF) circuit

Print engine block

Example of print engine block circuit

Sub block diagram

Power supply circuit
Power supply circuit

Example of flyback type AC-DC converter circuit

Example of flyback type AC-DC converter circuit
π-MOS Series MOSFET
Part Number
Toshiba Package Name TO-220SIS
VDSS (Max) [V] 600
ID (Max) [A] 3.5
RDS(ON) (Max) [Ω] @ |VGS| = 10.0 [V] 2.2
Polarity N-ch
Transistor output photocoupler
Part Number
Toshiba Package Name 4pin SO6L 4pin SO6L 4pin SO6L 4pin SO6L
BVS (Min) [Vrms] @ t = 60 [s] 5000 5000 5000 5000
VCEO (Max) [V] 80 80 300 350
Topr [°C] -55 to 125 -55 to 110 -55 to 110 -55 to 125
Bipolar transistor
Part Number
Toshiba Package Name SOT23
VCEO (Max) [V] 50
IC (Max) [A] 0.2
Polarity NPN
Schottky barrier diode
Part Number
Toshiba Package Name M-FLAT US2H
VRRM (Max) [V] 60  
VR (Max) [V]   60
CT (Typ.) [pF]   300
Fast recovery diode
Part Number
Toshiba Package Name S-FLAT
VRRM (Max) [V] 600
IF(AV) (Max) [A] 0.7
Display block
Display block

Example of load switch circuit for ON/OFF control of LCD backlight

Example of load switch circuit for ON/OFF control of LCD backlight
TVS diode
Part Number
Toshiba Package Name SL2 SL2 SL2 ES6 SL2
VESD (Max) [kV] +/-16 +/-15 +/-10 +/-10 +/-8
IR (Max) [µA] 0.1 0.1 0.1 0.1 0.1
Rdyn (Typ.) [Ω] 0.7 0.7 0.25 0.25 1.05
CT (Typ.) [pF] @ VR = 0 [V], f = 1 [MHz] 0.15 0.15 1.5 1.5 0.12
Small signal MOSFET
Part Number
Toshiba Package Name SSM SSM SSM SSM
VDSS (Max) [V] 20 20 -20 -20
ID (Max) [A] 0.18 0.25 -0.1 -0.25
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 4.0 1.6 11 2.1
Polarity N-ch N-ch P-ch P-ch
Scanner block
Scanner block

Example of load switch circuit for ON/OFF control of scanner light source

Example of load switch circuit for ON/OFF control of scanner light source
Stepping motor driver
Part Number
Toshiba Package Name P-WQFN36-0606-0.50-002 P-WQFN36-0606-0.50-002 P-WQFN36-0606-0.50-002 P-WQFN36-0606-0.50-002 P-VQFN32-0505-0.50-004 P-VQFN24-0404-0.50-004
VOUT (Max) [V] 40 40 40 40 40 40
IOUT (Max) [A] 2 2 2.8 2.8 2.0 1.5
VM [V] 10 to 35 10 to 35 10 to 35 10 to 35 4.5 to 33 4.5 to 33
RON (Typ.) [Ω] 0.8 0.8 0.53 0.53 0.8 1.2
Small signal MOSFET
Part Number
Toshiba Package Name SSM SSM SSM SSM
VDSS (Max) [V] 20 20 -20 -20
ID (Max) [A] 0.18 0.25 -0.1 -0.25
RDS(ON) (Max) [Ω] @ |VGS| = 2.5 [V] 4.0 1.6 11 2.1
Polarity N-ch N-ch P-ch P-ch
USB circuit
USB circuit

Example of ESD protection circuit for USB signal line

Example of ESD protection circuit for USB signal line
TVS diode
Part Number
Toshiba Package Name SL2 SL2 SL2 ES6 SL2
VESD (Max) [kV] +/-16 +/-15 +/-10 +/-10 +/-8
IR (Max) [µA] 0.1 0.1 0.1 0.1 0.1
Rdyn (Typ.) [Ω] 0.7 0.7 0.25 0.25 1.05
CT (Typ.) [pF] @ VR = 0 [V], f = 1 [MHz] 0.15 0.15 1.5 1.5 0.12
ADF block
ADF block

Example of auto document feeder (ADF) circuit

Example of auto document feeder (ADF) circuit
Stepping motor driver
Part Number
Toshiba Package Name P-WQFN36-0606-0.50-002 P-WQFN36-0606-0.50-002 P-WQFN36-0606-0.50-002 P-WQFN36-0606-0.50-002 P-VQFN32-0505-0.50-004 P-VQFN24-0404-0.50-004
VOUT (Max) [V] 40 40 40 40 40 40
IOUT (Max) [A] 2 2 2.8 2.8 2.0 1.5
VM [V] 10 to 35 10 to 35 10 to 35 10 to 35 4.5 to 33 4.5 to 33
RON (Typ.) [Ω] 0.8 0.8 0.53 0.53 0.8 1.2
1ch brushed DC motor driver
Part Number
Toshiba Package Name P-HSOP8-0405-1.27-002 P-HSOP8-0405-1.27-002
VOUT (Max) [V] 50 50
IOUT (Max) [A] 3.5 3.5
VM [V] 4.5 to 44 4.5 to 44
RON(Normal) (Typ.) [Ω] 0.6 0.6
RON(Large) (Typ.) [Ω]    
Print engine block
Print engine block

Example of print engine block circuit

Example of print engine block circuit
Stepping motor driver with a built-in AGC
Part Number
Toshiba Package Name P-VQFN64-0909-0.50-006 P-VQFN48-0707-0.50-004
VOUT (Max) [V] 50 50
IOUT (Max) [A] 5 3
VM [V] 6.5 to 44 10 to 47
RON (Typ.) [Ω] 0.25 0.4
2ch brushed DC motor driver
Part Number
Toshiba Package Name P-WQFN48-0707-0.50-003 P-WQFN48-0707-0.50-003 P-VQFN48-0707-0.50-004
VOUT (Max) [V] 50 50 50
IOUT (Max) [A]     4.5
VM [V] 10 to 47 10 to 47 10 to 47
RON(Normal) (Typ.) [Ω] 0.49 0.8 0.33
RON(Large) (Typ.) [Ω] 0.245 0.4 0.165

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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.

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.

EDA/CAD Model Library

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

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.

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