Document
Datasheet
DC Brushless Fan Motor Driver
5V Single-phase Full wave Fan motor driver
BH6766FVM
●Description This is the summary of application for BH6766FVM that suit for notebook PC cooling fan motor. They employ Bi-CMOS process and realize low ON resistance, low power consumption and quiet drive.
●Features
■ Compact package (MSOP8) ■ BTL soft switching drive ■ Constant voltage output for hall element ■ Rotating speed pulse signal (FG) output
●Package(s) MSOP8
W(Typ.) x D(Typ.) x H(Max.) 2.90mm x 4.00mm x 0.90mm
●Application ■ Compact 5V fan such as notebook PC cooling fan
●Absolute maximum ratings Parameter
Symbol
Limit
Supply voltage
Vcc 7
Power dissipation
Pd 585*
Operating temperature
Topr
-40 to +105
Storage temperature
Tstg -55 to +150
Output current
Iomax
630**
FG signal output voltage
Vfg
7
FG signal output current
Ifg
5
Junction temperature
Tjmax
150
* Reduce by 4.68mW/℃ over Ta=25ºC(70.0mm×70.0mm×1.6mm glass epoxy board) .