Datasheet DC Brushless Fan Motor Driver Series 3 Hall Sensor 3 Phase Brushless Motor Pre-driver BM62300MUV General Description Key Specifications BM62300MUV is pre-driver IC for three-phase brushless Input Voltage Range 8 V to 28 V motor driver that supports 24V power supply controlling External Power Transistor Upper Gate Drive Voltage the motor driver constructed in external power transistor. V + 7.5 V(Typ) CC It detects the rotor position on three hall sensors. In External Power Transistor Lower Gate Drive Voltage addition, silent operation and low vibration is 9.0 V(Typ) implemented by making the output current a sin Switching Frequency 40 kHz(Typ) waveform. Standby Current 0.6 mA (Typ) Operating Temperature Range -25 C to +85 C Features Supports External Power Transistor (Nch+Nch) Package W(Typ) x D(Typ) x H(Max) Built-in Boost Voltage Circuit VQFN032V5050 5.00 mm x 5.00 mm x 1.00 mm 3 Hall Sine Wave 180 degrees Electric Drive Automatic Lead Angle Settings Speed Control on PWM Input Soft Start Function Number of Pole Selection Current Limit Function Built-in Power Save Function Direction of Rotation Settings Short Break Limitation Built-in Several Protection Functions (High-speed rotation protection, low-speed rotation protection, over voltage protection (OVLO), under voltage lock-out (UVLO), thermal shutdown(TSD)) VQFN032V5050 Application Fan Motor Motor for Pump Ceiling Fan Other General Consumer Equipment Typical Application Circuit 24V 0.1F 1F 0.1F VREG15 CP1 CP2 VG VCC UVLO Charge VREG50 Pump REG Internal TSD 1F Reg VG VREG50 OVLO UH PS U U Pre HUP HU driver UL HUN VG HVP HV VH HVN V CTL V Pre M Logic driver HWP VL HW HWN VG VREG50 WH W W VREG50 PWMB Pre driver WL SS SEL VREG50 Selector VREG50 POLE SEL Selector RCL FR External Power BRK FGO Supply TEST GND Product structure : Silicon integrated circuit This product has no designed protection against radioactive rays www.rohm.com TSZ02201-0S4S0C100110-1-2 2018 ROHM Co., Ltd. All rights reserved. 1/33 TSZ22111 14 001 30.Jun.2021 Rev.002 BM62300MUV Contents General Description ...................................................................................................................................................................... 1 Features ......................................................................................................................................................................................... 1 Application .................................................................................................................................................................................... 1 Key Specifications ........................................................................................................................................................................ 1 Package ......................................................................................................................................................................................... 1 Typical Application Circuit ........................................................................................................................................................... 1 Pin Configurations ........................................................................................................................................................................ 3 Pin Descriptions ........................................................................................................................................................................... 3 Block Diagram ............................................................................................................................................................................... 4 Absolute Maximum Ratings ......................................................................................................................................................... 5 Thermal Resistance ...................................................................................................................................................................... 6 Recommended Operating Conditions......................................................................................................................................... 6 Electrical Characteristics ............................................................................................................................................................. 7 Application Example .................................................................................................................................................................... 9 Typical Performance Curves ...................................................................................................................................................... 10 Description of Function Operations .......................................................................................................................................... 20 Thermal Resistance Model ......................................................................................................................................................... 27 I/O Equivalence Circuits ............................................................................................................................................................. 28 Operational Notes ....................................................................................................................................................................... 29 Ordering Information .................................................................................................................................................................. 31 Marking Diagram ......................................................................................................................................................................... 31 Physical Dimension and Packing Information ......................................................................................................................... 32 Revision History ......................................................................................................................................................................... 33 www.rohm.com TSZ02201-0S4S0C100110-1-2 2018 ROHM Co., Ltd. All rights reserved. 2/33 TSZ22111 15 001 30.Jun.2021 Rev.002