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Rohm BM2P134E-EVK-001 User Manual
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Rohm BM2P134E-EVK-001 User Manual

Ac/dc convertor isolated pwm type, 12 w (12 v/1.0 a) bm2p134e-z evaluation board
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AC/DC Convertor
Isolated PWM type, 12 W (12 V/1.0 A)
BM2P134E-Z Evaluation Board

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Summary of Contents for Rohm BM2P134E-EVK-001

  • Page 1 AC/DC Convertor Isolated PWM type, 12 W (12 V/1.0 A) BM2P134E-Z Evaluation Board...
  • Page 2 [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 (Note 2) Output Ripple Voltage (Note 1) Adjust the operating time so that surface temperature of no component exceeds 105 ° C (Note 2) Do not consider spike noise © 2021 ROHM Co., Ltd. No. 63UG097E Rev.001 Jan.2021 1 / 14...
  • Page 4 Turn on the power of the measuring instrument and set the input voltage. When removing the measuring instrument, reduce the input voltage before turning off the power for measurement. Figure 2. Connection Circuit © 2021 ROHM Co., Ltd. 63UG097E Rev.001 2 / 14...
  • Page 5 User’s Guide BM2P134E-EVK-001 Schematics VIN = 90 Vac to 264 Vac, VOUT = 12 V, IOUT =1.0 A BM2P134E-Z Figure 3. BM2P134E-EVK-001 Circuit © 2021 ROHM Co., Ltd. 63UG097E Rev.001 3 / 14 Feb.2021...
  • Page 6 5.6 kΩ MCR03EZPFX5601 ROHM 11 kΩ MCR03EZPFX1102 ROHM NON MOUNTED NON MOUNTED 320 V, 1.2 KA, φ 7 mm V07E320P LITTELFUSE Transformer EE20/10/6 XE2436 ALPHA TRANS BM2P134E-Z ROHM TL431BIDBZT © 2021 ROHM Co., Ltd. 63UG097E Rev.001 4 / 14 Feb.2021...
  • Page 7 Leakage Inductance: 20 μH Max Withstand Voltage: Pri - Sec AC3000 V Pri - Core AC1800 V Sec - Core AC1800 V Insulation resistance: 100 MΩ over (DC500 V) © 2021 ROHM Co., Ltd. 63UG097E Rev.001 5 / 14 Feb.2021...
  • Page 8 User’s Guide BM2P134E-EVK-001 Size: 104 mm x 50 mm Figure 6. Top Silkscreen (Top view) Figure 7. Bottom Layout (Top view) © 2021 ROHM Co., Ltd. 63UG097E Rev.001 6 / 14 Feb.2021...
  • Page 9 Table 5. BM2P134E pin description Function Name SOURCE MOSFET SOURCE pin AC voltage detect pin GND pin Feedback signal input pin Auxiliary winding Input pin Power supply Input pin DRAIN MOSFET DRAIN pin © 2021 ROHM Co., Ltd. 63UG097E Rev.001 7 / 14 Feb.2021...
  • Page 10 Figure 11. Load Regulation (IOUT vs. VOUT) (IOUT vs. Efficiency) Output Current [A] Output Current [A] Figure 12. Load Regulation Figure 13. Load Regulation (IOUT vs. F (IOUT vs. P LOSS © 2021 ROHM Co., Ltd. 63UG097E Rev.001 8 / 14 Feb.2021...
  • Page 11 CH1 50 V/div CH1 50 V/div CH2 500 mA/div CH2 500 mA/div Figure 18. Vds and Idrain Figure 19. Vds and Idrain VIN=90 Vac, IOUT=1.0 A VIN=264 Vac, IOUT=1.0 A © 2021 ROHM Co., Ltd. 63UG097E Rev.001 9 / 14 Feb.2021...
  • Page 12 CH1 DRAIN Voltage 20 V/div CH2 DIODE Current 2 A/div CH2 DIODE Current 2 A/div Figure 24. Vds and Idiode Figure 25. Vds and Idiode VIN=90 Vac, IOUT=1.0 A VIN=264 Vac, IOUT=1.0 A © 2021 ROHM Co., Ltd. 63UG097E Rev.001 10 / 14 Feb.2021...
  • Page 13 CH3 Output Voltage 5 V/div CH3 Output Voltage 5 V/div Figure 28. Vds, Idrain and Vout Figure 29. Vds, Idrain and Vout VIN=90 Vac, IOUT=1.0 A VIN=264 Vac, IOUT=1.0 A © 2021 ROHM Co., Ltd. 63UG097E Rev.001 11 / 14 Feb.2021...
  • Page 14 CH2 Output Current 500 mA/div CH2 Output Current 500 mA/div Figure 32. Iout and Vout Figure 33. Iout and Vout VIN=264 Vac, IOUT=0 -> 1.0 A VIN=264 Vac, IOUT=1.0 -> 0 A © 2021 ROHM Co., Ltd. 63UG097E Rev.001 12 / 14 Feb.2021...
  • Page 15 Secondary Side diode 61.8 °C Figure 36. Thermal Image Figure 37. Thermal Image VIN = 90 Vac IOUT = 1.0 A VIN = 264 Vac IOUT = 1.0 A © 2021 ROHM Co., Ltd. 63UG097E Rev.001 13 / 14 Feb.2021...
  • Page 16 User’s Guide BM2P134E-EVK-001 Revision History Date Rev. Changes 1.Feb.2021 New Release © 2021 ROHM Co., Ltd. 63UG097E Rev.001 14 / 14 Feb.2021...
  • 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.