A-005. Boost PFC Vin=200V, Iin=2.5A, DCM (Synchronous FETs)
ROHM Solution Simulator Schematic Information
Simulation Parameters
Parameters

Descriptions

2023. Feb
64UG102E Rev.004

Simulation Circuit
Default

Simulation
Setting Range

Id1
Q1

Vin

Input voltage

200Vac 50HzIin

Input current

2.5AacVo

Output voltage

500Vdc300 – 500Vdc

IL1fsw

Switching frequency

100kHz10k – 300kHz

L1

Tj

Temperature

100°C

Vd1,2+

Gate Drive voltage H

18V

10 – 20V

Vd1,2-

Gate Drive voltage L-4V-4 – 0V

Vdin

Signal voltage level5VComponent
NameComponent

Default

Q1, Q2

SiC MOSFET

Selectable

GD-IC1,2

Gate Driver

BM61S41RFV-C

R sink1,2

Resistor for sink

ESR18 2Ω

0.1 -R source1,2

Resistor for source

ESR18 5Ω

0.1 -L1

Inductor

150µH

10µH - 2mH

C1

Capacitor

1uF

BR

Bridge Diode

600V 10A ideal diode

Id2
Q2

BR

VoC1

Iin
VinDevices© 2022 ROHM Co., Ltd.

Simulation
Setting Range

GD-IC1

R sink1
R source1

Vd1-fsw

Vd1+

GD-IC2

R sink2

R source2

Vdin

Vd2-

Vd2+

Note: The Loss_calc component is a utility module to support power loss calculation and does not affect the simulation
P. 1
results of circuit operation or performance.

A-005. Boost PFC Vin=200V, Iin=2.5A, DCM (Synchronous FETs)
ROHM Solution Simulator Schematic Information
2023. Feb
64UG102E Rev.004

Selectable Devices
Component
nameComponent

Product No.

featureQ1, Q2

SiC MOSFETSCT2080KE

1200V, 80mΩ, 40A

SCT2120AF

650V, 120mΩ, 29A

SCT2160KE

1200V, 160mΩ, 22A

SCT2280KE

1200V, 280mΩ, 14A

SCT2450KE (*)

1200V, 450mΩ, 10A

SCT2750NY

1700V, 750mΩ, 6A

SCT2H12NZ

1700V, 1150mΩ, 3.7A

SCT3017AL

650V, 17mΩ, 118A

SCT3022AL

650V, 22mΩ, 93A

SCT3022KL

1200V, 22mΩ, 95A

SCT3030AL

650V, 30mΩ, 70A

SCT3030KL

1200V, 30mΩ, 72A

SCT3040KL

1200V, 40mΩ, 55A

SCT3060AL

650V, 60mΩ, 39A

SCT3080AL

650V, 80mΩ, 30A

SCT3080KL

1200V, 80mΩ, 31A

SCT3105KL

1200V, 105mΩ, 24A

SCT3120AL

650V, 120mΩ, 21A

SCT3160KL

1200V, 160mΩ, 17A* Default device© 2022 ROHM Co., Ltd.

Note) We have not been able to confirm operation with all combinations. Please read the disclaimer carefully.

P. 2Simulation Waveform1
ROHM Solution Simulator Schematic Information
2023. Feb
64UG102E Rev.004

Vin=200Vac Iin=2.5Aac
Vo=500Vdc Tj=100℃

IL1, Iin

Expansion (5.00～5.03ms)

Expansion (8.00～8.03ms)

Blue : IL1(A)Blue : IL1(A)Red : Iin(A)(5.00～5.03ms)

Blue : IL1(A)Red : Iin(A)(8.00～8.03ms)

Red : Iin(A)© 2022 ROHM Co., Ltd.

P. 3

Simulation Waveform2
ROHM Solution Simulator Schematic Information
Q1_Loss1, Pd1, Vds1, Id1

Q2_Loss2, Pd2, Vds2, Id2

Vin=200Vac Iin=2.5Aac
Vo=500Vdc Tj=100°C

Loss2(mJ)

2023. Feb
64UG102E Rev.004

Switching Loss(off)Loss1(mJ)

Loss2(mJ)

Loss1(mJ)

Vin=200Vac Iin=2.5Aac
Vo=500Vdc Tj=100°C

Conduction Loss

Pd2(W)

Pd1(W)

Pd2(W)

Pd1(W)

Vds2(V)

Vds1(V)

Vds2(V)

Vds1(V)

Id2(A)© 2022 ROHM Co., Ltd.

Id2(A)

Id1(A)

Id1(A)

P. 4

Efficiency, Power Dissipation
ROHM Solution Simulator Schematic Information
Vin : 200Vac～264Vac
100

Tj : -25℃～125℃

Pin=500W Vo=500Vdc
Tj=100℃

100

98
Efficiency ( %)Efficiency ( %)Efficiency : 100×Po/Pin
969492180200220240

260

28094300-406

Power DissipationPd(W)Q243Power Dissipation (W)Power Dissipation (W)9690160

Q1

21-200Pd(W)20406080100120140100120140

Power Dissipation

54Q23Q1

2
100160© 2022 ROHM Co., Ltd.

Efficiency : 100×Po/Pin

929052023. Feb
64UG102E Rev.004

Efficiency (%)

Efficiency (%)
98

Vin=200Vac Iin=2.5Aac
Vo=500Vdc

180200220240
Vin (Vac)

260

280

300-40-20020406080Tj (℃)

P. 5How to change the devices

ROHM Solution Simulator Schematic Information
2023. Feb
64UG102E Rev.004

Right-click on the device© 2022 ROHM Co., Ltd.

Select Properties

Pull down “SpiceLib Part”

Select the productP. 6

Loss Calculation Model

ROHM Solution Simulator Schematic Information

Loss Calculation Model outputs the instantaneous value of power loss and its integration.

Loss calculation model ‘Loss_calc’

2023. Feb
64UG102E Rev.004

Waveform example

Vds of MOSFET

Id of MOSFET

Vgs of MOSFET

𝑙𝑜𝑠𝑠_𝑜𝑢𝑡 𝑡 = 𝐼 𝑡 × 𝑉 𝑡𝑡

loss_out

𝑙𝑜𝑠𝑠_𝑖𝑛𝑡𝑒𝑔_𝑜𝑢𝑡 = න 𝑙𝑜𝑠𝑠_𝑜𝑢𝑡 𝑡 𝑑𝑡
0

loss_integ_out

I : Current through p1 to p1s
V : Voltage between p1s and p2© 2022 ROHM Co., Ltd.

P. 7

NoticeNotes
1) The information contained herein is subject to change without notice.
2) Before you use our Products, please contact our sales representative and verify the latest specifications :3) Although ROHM is continuously working to improve product reliability and quality, semiconductors can break down and malfunction due to various factors.
Therefore, in order to prevent personal injury or fire arising from failure, please take safetymeasures such as complying with the derating characteristics, implementing redundant andfire prevention designs, and utilizing backups and fail-safe procedures. ROHM shall have noresponsibility for any damages arising out of the use of our Poducts beyond the rating specified byROHM.
4) Examples of application circuits, circuit constants and any other information contained herein areprovided only to illustrate the standard usage and operations of the Products. The peripheral
conditions must be taken into account when designing circuits for mass production.
5) The technical information specified herein is intended only to show the typical functions of andexamples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly,any license to use or exercise intellectual property or other rights held by ROHM or any otherparties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use ofsuch technical information.
6) The Products specified in this document are not designed to be radiation tolerant.
7) For use of our Products in applications requiring a high degree of reliability (as exemplifiedbelow), please contact and consult with a ROHM representative : transportation equipment (i.e.
cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety
equipment, medical systems, servers, solar cells, and power transmission systems.
8) Do not use our Products in applications requiring extremely high reliability, such as aerospaceequipment, nuclear power control systems, and submarine repeaters.
9) ROHM shall have no responsibility for any damages or injury arising from non-compliance withthe recommended usage conditions and specifications contained herein.
10) ROHM has used reasonable care to ensure the accuracy of the information contained in thisdocument. However, ROHM does not warrants that such information is error-free, and ROHM
shall have no responsibility for any damages arising from any inaccuracy or misprint of suchinformation.
11) Please use the Products in accordance with any applicable environmental laws and regulations,such as the RoHS Directive. For more details, including RoHS compatibility, please contact aROHM sales office. ROHM shall have no responsibility for any damages or losses resulting
non-compliance with any applicable laws or regulations.
12) When providing our Products and technologies contained in this document to other countries,
you must abide by the procedures and provisions stipulated in all applicable export laws andregulations, including without limitation the US Export Administration Regulations and the Foreign
Exchange and Foreign Trade Act.
13) This document, in part or in whole, may not be reprinted or reproduced without prior consent ofROHM.

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R1102B