Datasheet Gate Driver Providing Galvanic Isolation Series Isolation Voltage 3750 Vrms 1ch Gate Driver Providing Galvanic Isolation BM61S41RFV-C General Description Key Specifications The BM61S41RFV-C is a gate driver with an isolation Isolation Voltage: 3750 Vrms voltage of 3750 Vrms, I/O delay time of 65 ns, and Maximum Gate Drive Voltage: 24 V minimum input pulse width of 60 ns. It has the I/O Delay Time: 65 ns(Max) Under-Voltage Lockout (UVLO) function and Miller clamp Minimum Input Pulse Width: 60 ns function. Output Current 4 A Features (Note 1 ) AEC-Q100 Qualified Providing Galvanic Isolation Package W(Typ) x D(Typ) x H(Max) Active Miller Clamping Under-Voltage Lockout Function SSOP-B10W 3.5 mm x10.2 mm x 1.9 mm UL1577 Recognized: File E356010 (Note 1) Grade1 Applications SiC MOSFET Gate Drive SSOP-B10W Typical Application Circuits Isolation GND1 GND2 UVLO2 UVLO1 VCC1 VCC2 INA OUT Pulse Logic Generator INB MC CVCC2 CVCC1 - GND1 GND2 + 2V Pin 1 Figure 1. For Driving SiC MOSFET without Negative Power Supply Product structure : Silicon integrated circuit This product has no designed protection against radioactive rays www.rohm.com TSZ02201-0818ACH00130-1-2 2018 ROHM Co., Ltd. All rights reserved. 1/24 30.Mar.2020 Rev.002 TSZ22111 14 001 BM61S41RFV-C Contents General Description ........................................................................................................................................................................ 1 Features.......................................................................................................................................................................................... 1 Applications .................................................................................................................................................................................... 1 Key Specifications ........................................................................................................................................................................... 1 Package .......................................................................................................................................................................................... 1 Typical Application Circuits ............................................................................................................................................................. 1 Contents ......................................................................................................................................................................................... 2 Recommended Range of External Constants ................................................................................................................................. 3 Pin Configurations .......................................................................................................................................................................... 3 Pin Descriptions .............................................................................................................................................................................. 3 Description of Functions and Examples of Constant Setting .......................................................................................................... 5 Absolute Maximum Ratings ............................................................................................................................................................ 8 Thermal Resistance ........................................................................................................................................................................ 8 Recommended Operating Conditions ............................................................................................................................................. 9 Insulation Related Characteristics .................................................................................................................................................. 9 Electrical Characteristics............................................................................................................................................................... 11 Typical Performance Curves ......................................................................................................................................................... 12 Figure 7. Input-side Circuit Current 1 vs Input-side Supply Voltage .......................................................................................... 12 Figure 8. Input-side Circuit Current 1 vs Temperature ............................................................................................................... 12 Figure 9. Input-side Circuit Current 2 vs Input-side Supply Voltage (At INA=100 kHz, Duty=50 %) .......................................... 12 Figure 10. Input-side Circuit Current 2 vs Temperature (At INA=100 kHz, Duty=50 %) ............................................................ 12 Figure 11. Output-side Circuit Current 1 vs Output-side Supply Voltage (At OUT=L) ................................................................ 13 Figure 12. Output-side Circuit Current 1 vs Temperature (At OUT=L) ....................................................................................... 13 Figure 13. Output-side Circuit Current 2 vs Output-side Supply Voltage (At OUT=H) ............................................................... 13 Figure 14. Output-side Circuit Current 2 vs Temperature (At OUT=H) ...................................................................................... 13 Figure 15. Logic High/Low Level Input Voltage ......................................................................................................................... 14 Figure 16. Output Voltage vs Logic Level Input Voltage (INA) ................................................................................................... 14 Figure 17. Logic Pull-up/down Resistance vs Temperature ....................................................................................................... 14 Figure 18. Logic Input Minimum Pulse Width vs Temperature .................................................................................................. 14 Figure 19. OUT ON Resistance (Source) vs Temperature ........................................................................................................ 15 Figure 20. OUT ON Resistance (Sink) vs Temperature ............................................................................................................. 15 Figure 21. Turn ON Time vs Temperature ................................................................................................................................. 15 Figure 22. Turn OFF Time vs Temperature ............................................................................................................................... 15 Figure 23. Turn ON Time vs Temperature (INA=H, INB=PWM) ................................................................................................ 16 Figure 24. Turn OFF Time vs Temperature (INA=H, INB=PWM) ............................................................................................... 16 Figure 25. MC ON Resistance vs Temperature ......................................................................................................................... 16 Figure 26. MC ON Threshold Voltage vs Temperature .............................................................................................................. 16 Figure 27. V UVLO ON/OFF Voltage vs Temperature .......................................................................................................... 17 CC1 Figure 28. V UVLO Mask Time vs Temperature ................................................................................................................... 17 CC1 Figure 29. VCC2 UVLO ON/OFF Voltage vs Temperature .......................................................................................................... 17 Figure 30. V UVLO Mask Time vs Temperature ................................................................................................................... 17 CC2 Application Examples ................................................................................................................................................................... 18 I/O Equivalence Circuits ................................................................................................................................................................ 19 Operational Notes ......................................................................................................................................................................... 20 1. Reverse Connection of Power Supply ............................................................................................................................ 20 2. Power Supply Lines ........................................................................................................................................................ 20 3. Ground Voltage ............................................................................................................................................................... 20 4. Ground Wiring Pattern .................................................................................................................................................... 20 5. Recommended Operating Conditions ............................................................................................................................. 20 6. Inrush Current................................................................................................................................................................. 20 7. Testing on Application Boards ........................................................................................................................................ 20 8. Inter-pin Short and Mounting Errors ............................................................................................................................... 20 9. Unused Input Pins .......................................................................................................................................................... 21 10. Regarding the Input Pin of the IC ................................................................................................................................... 21 11. Ceramic Capacitor .......................................................................................................................................................... 21 Ordering Information ..................................................................................................................................................................... 22 Marking Diagram .......................................................................................................................................................................... 22 Physical Dimension and Packing Information ............................................................................................................................... 23 Revision History ............................................................................................................................................................................ 24 www.rohm.com TSZ02201-0818ACH00130-1-2 2018 ROHM Co., Ltd. All rights reserved. 2/24 TSZ22111 15 001 30.Mar.2020 Rev.002