BH6766FVM_12 Datasheet, PDF (1/13 Pages) Rohm – 5V Single-phase Full wave

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)
** This value is not to exceed Pd
●Operating conditions
Parameter
Symbol
Operating supply voltage range Vcc
Hall input voltage range
Vh
Limit
2.0 to 6.0
0.4 to Vcc-1.1
MSOP8
Unit
V
mW
℃
℃
mA
V
mA
℃
Unit
V
V
○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays
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TSZ22111・14・001
1/9
TSZ02201-0H1H0B100100-1-2
11.Jul.2012 Rev.001