For Air-Conditioner Fan Motor 3-Phase Brushless Fan Motor Driver BM6207FS 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 150 commutation controller chip and the high Driver output Current (Pulse): 4.0A (Max) voltage gate driver chip. The protection circuits for Output MOSFET DC On Resistance: 1.7 (Typ) overcurrent, overheating, under voltage lock out and the Duty Control Voltage Range: 2.1V to 5.4V high voltage bootstrap diode with current regulation are Phase Control Range: 0 to +30 built-in. It provides optimum motor drive system and Operating Case Temperature: -20C to +100C downsizing the built-in PCB of the motor. Junction Temperature: +150C Power Dissipation: 3.00W Features 600V PrestoMOS built-in Package W (Typ) x D (Typ) x H (Max) Output current 2.5A SSOP-A54 36 22.0 mm x 14.1 mm x 2.4 mm Bootstrap operation by floating high side driver (including diode) 150 commutation logic PWM control (Upper arm switching) Phase control supported from 0 to +30 at 1 intervals Rotational direction switch FG signal output with pulse number switch (4 or 12) VREG output (5V/30mA) Protection circuits provided: CL, OCP, TSD, UVLO, MLP and the external fault input Fault output (open drain) Applications Air conditioners air purifiers water pumps SSOP-A54 36 dishwashers washing machines Typical Application Circuit VDC GND VCC R1 D1 C5 C6 C13 VSP C1 C7 C2~C4 C8 M HW HV HU VREG R2 C9 R4 C11 R11 R9 R13 R3 FG R6 R5 C10 R12 R10 C14 Q1 R8 C12 DTR R7 Figure 1. Application Circuit Example Product structure : Semiconductor IC This product is not designed protection against radioactive rays . DatasheetDatasheet BM6207FS Block Diagram and Pin Configuration VCC VDC 1 36 BU VCC 35 5 VSP VCC VDC VSP 6 GND TEST U LEVEL 34 GND SHIFT & GND VREG VREG GATE 7 VREG VCC BU DRIVER UH VSP UL HWN VREG U 9 BV HW HWP NC 33 10 HVN HWN 11 HV HVP HWP BV V 12 LEVEL 32 HUN M SHIFT HVN 13 & HUP HU HVP V GATE 14 DRIVER HUN PCT LOGIC VH V/I VDC 15 VL 31 HUP VREG PCT BW PC 5 30 16 A / D PC WH TEST WL CCW VDC VREG W LEVEL FGS CCW 29 SHIFT 17 FG FGS & 18 GATE VREG FOB FG DRIVER PGND 19 28 SNS BW FOB FIB PWM 20 NC GND FAULT VREG FAULT 26 RT W GND SNS 24 GND RT VSP 21 OSC 23 GND GND VCC PGND 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 36 VDC High voltage power supply 2 GND Ground - VDC 3 GND Ground 4 GND Ground 5 VCC Low voltage power supply 35 BU Phase U floating power supply 6 VSP Duty control voltage input pin - U 7 VREG Regulator output 34 U Phase U output 8 NC 9 HWN Hall input pin phase W- 10 HWP Hall input pin phase W+ 33 BV Phase V floating power supply 11 HVN Hall input pin phase V- - V 12 HVP Hall input pin phase V+ 32 V Phase V output 13 HUN Hall input pin phase U- 14 HUP Hall input pin phase U+ 15 PCT VSP offset voltage output pin 16 PC Phase control input pin - VDC 17 CCW Direction switch (H:CCW) 31 VDC High voltage power supply 18 FGS FG pulse switch (H:12, L:4) 19 FG FG signal output 20 FOB Fault signal output (open drain) 21 SNS Over current sense pin 30 BW Phase W floating power supply 22 NC - W 23 RT Carrier frequency setting pin 29 W Phase W output 24 GND Ground 25 GND Ground 26 GND Ground - PGND 27 VCC Low voltage power supply 28 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 -.