For air-conditioner fan motor 3-Phase Brushless Fan Motor Driver BM6203FS General Description Key Specifications This motor driver IC adopts PrestoMOS as the output Output MOSFET Voltage: 600V transistor, and put in a small full molding package with Driver Output Current (DC): 2.5A (Max) the high voltage gate driver chip. The protection circuits Driver Output Current (Pulse): 4.0A (Max) for overcurrent, overheating, under voltage lock out and Output MOSFET DC On Resistance: 1.7 (Typ) the high voltage bootstrap diode with current regulation Operating Case Temperature: -20C to +100C are built-in. It provides optimum motor drive system for a Junction Temperature: +150C wide variety of applications by the combination with Power Dissipation: 3.00W controller BD6201X series and enables motor unit standardization. Package W (Typ) x D (Typ) x H (Max) SSOP-A54 23 22.0 mm x 14.1 mm x 2.4 mm Features 600V PrestoMOS built-in Output current 2.5A Bootstrap operation by floating high side driver (including diode) 3.3V logic input compatible Protection circuits provided: OCP, TSD and UVLO Fault output (open drain) Applications Air conditioners air cleaners water pumps dishwashers washing machines General OA equipment SSOP-A54 23 Typical Application Circuit VREG FG R8 R9 Q1 C13 R1 DTR C7 C14 VSP BD6201XFS C1 C2~C4 C8 M HW HV HU VREG R2 C11 C5 C9 R5 R4 C10 R3 VCC C6 R6 BM6203FS D1 GND R7 C12 VDC Figure 1. Application Circuit Example - BM6203FS & BD6201XFS Product structure : Semiconductor IC This product is not designed protection against radioactive rays . DatasheetDatasheet BM6203FS Block Diagram and Pin Configuration VDC VCC VCC VDC 1 23 VCC VDC FOB FOB BU 2 22 FAULT UH 3 UH BU U 21 UL 4 LEVEL SHIFT UL SDB U & GATE DRIVER FAULT TRIP BV BV VH 20 V VH 6 VL V 19 VL M 7 LEVEL SHIFT SDB & GATE DRIVER FAULT VDC TRIP VDC 18 BW 17 WH WH 10 W WL BW 16 WL 11 LEVEL SHIFT SDB & GATE DRIVER FOB W FAULT FOB 12 TRIP PGND VCC 15 VCC 13 GND PGND 14 GND Figure 2. Block Diagram Figure 3. Pin Configuration (Top View) Pin Descriptions (NC: No Connection) Pin Name Function PinName Function 1 VCC Low voltage power supply 23 VDC High voltage power supply 2 FOB Fault signal output (open drain) - VDC 3 UH Phase U high side control input 22 BU Phase U floating power supply 4 UL Phase U low side control input - U 5 NC 21 U Phase U output 6 VH Phase V high side control input 20 BV Phase V floating power supply 7 VL Phase V low side control input - V 8 NC 19 V Phase V output 9 NC - VDC 10 WH Phase W high side control input 18 VDC High voltage power supply 11 WL Phase W low side control input 17 BW Phase W floating power supply 12 FOB Fault signal output (open drain) - W 13 VCC Low voltage power supply 16 W Phase W output 14 GND Ground 15 PGND Ground (current sense pin) Note) All pin cut surfaces visible from the side of package are no connected, except the pin number is expressed as a -.