Rohm BM2SC123FP2-LBZ User Manual
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Rohm BM2SC123FP2-LBZ User Manual

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AC/DC Converter
Built-in SiC MOSFET Isolation Fly-back Converter
Quasi-Resonant method 48 W 24 V
BM2SC123FP2-LBZ Reference Board
Downloaded From
Oneyac.com

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Summary of Contents for Rohm BM2SC123FP2-LBZ

  • Page 1 AC/DC Converter Built-in SiC MOSFET Isolation Fly-back Converter Quasi-Resonant method 48 W 24 V BM2SC123FP2-LBZ Reference Board Downloaded From Oneyac.com...

  • Page 2: High Voltage Safety Precautions

    [8] Be sure to wear insulated gloves when handling is required during operation. After Use [9] The ROHM Evaluation Board contains the circuits which store the high voltage. Since it stores the charges even after the connected power circuits are cut, please discharge the electricity after using it, and please deal with it after confirming such electric discharge.

  • Page 3: Electrical Specification

    =300 V(DC) Output Ripple Voltage (Note 2) mVpp (Note 1) Adjust operating time, within any parts surface temperature under 105 °C (Note 2) Not include spike noise © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 1/14 Jun. 2021 Downloaded From Oneyac.com...

  • Page 4: Operation Procedure

    Io = 0 to 2 A Io = 0 to 2 A Figure 2. Input with 3-phase AC power supply Figure 3. Inputting with DC power supply © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 2/14 Jun. 2021 Downloaded From...

  • Page 5: Application Circuit

    BM2SC123FP2-EVK-001 User’s Guide Application Circuit © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 3/14 Jun. 2021 Downloaded From Oneyac.com...
  • Page 6 R23,R26 10 kΩ MCR03EZPFX1002 ROHM 2.2 kΩ MCR03EZPFX2201 ROHM 1 kΩ MCR03EZPFX1001 ROHM 30 kΩ MCR03EZPJ303 ROHM R28,R29 470 kΩ KTR18EZPJ225 ROHM PQ3230 750344945 WURTH ELECTRONIK © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 4/14 Jun. 2021 Downloaded From Oneyac.com...
  • Page 7 Power supply input pin GND pin Feedback signal input pin AC voltage detect pin SOURCE MOSFET SOURCE pin SOURCE MOSFET SOURCE pin EXP-PAD DRAIN MOSFET DRAIN pin © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 5/14 Jun. 2021 Downloaded From Oneyac.com...

  • Page 8: Transformer Specification

    TP4A Bobbin PQ3230 WH9100 Table 4. Winding Specification Turn No. Wire diagram 3=>1 pin AWG25 11=>9 pin, 12=>8 pin 4 x AWG24 4 pin=>5 pin AWG32 © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 6/14 Jun. 2021 Downloaded From Oneyac.com...

  • Page 9: Performance Data

    IOUT=0 24.5 IOUT=2A 23.5 Input Voltage Vin (Vdc) Figure 9. Input Voltage Vin vs Frequency (Io = 2 A) Figure 8. Input Voltage vs Output Voltage © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 7/14 Jun. 2021 Downloaded From Oneyac.com...
  • Page 10 I_Diode 2 A/div Figure 12. Vin_dc = 300 V, Io = 0.5 A Figure 13. Vin_dc = 900 V, Io = 0.5 A Secondary Side Secondary Side © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 8/14 Jun. 2021 Downloaded From...
  • Page 11 I_Diode 2 A/div Figure 16. Vin_dc = 300 V, Io = 2.0 A Figure 17. Vin_dc = 900 V, Io = 2.0 A Secondary Side Secondary Side © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 9/14 Jun. 2021 Downloaded From...
  • Page 12 V_Anode 50 V/div I_Diode 5 A/div ZOOM ZOOM Figure 20. Output short Vin_dc = 300 V Figure 21. Output short Vin_dc = 900 V Secondary side Secondary side © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 10/14 Jun. 2021 Downloaded From Oneyac.com...
  • Page 13 I_FET 1 A/div ZOOM ZOOM Figure 24. Startup Vin_dc =300 V, Io = 2 A Figure 25. Startup Vin_dc = 900 V, Io = 2 A © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 11/14 Jun. 2021 Downloaded From Oneyac.com...
  • Page 14 I_Diode 5 A/div Figure 28. Output Ripple Voltage Vin_dc = 300 V, Figure 29. Output Ripple Voltage Vin_dc = 900 V, Io = 2 A Io = 2 A © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 12/14 Jun. 2021 Downloaded From...
  • Page 15 Consider selecting parts by checking the temperature range of the parts to be used. Size : 60 mm x 180 mm Figure 31. Top Layout (Top view) Figure 32. Bottom Layout (Bottom view) © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 13/14 Jun. 2021 Downloaded From Oneyac.com...

  • Page 16: Revision History

    BM2SC123FP2-EVK-001 User’s Guide Revision History Date Rev. Changes 28.Apr.2021 New Release ・P4 Transformer specification is modified 1.Jun.2021 ・P6 Transformer specification modified 24.Jun.2021 ・P4 Transformer name change © 2021 ROHM Co., Ltd. No. 64UG007E Rev.003 14/14 Jun. 2021 Downloaded From Oneyac.com...
  • Page 17 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 other parties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use of such technical information.
  • Page 18 单击下面可查看定价，库存，交付和生命周期等信息 >>ROHM Semiconductor(罗姆) Downloaded From Oneyac.com...

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