Standard Single-phase Full wave Fan Motor Driver
Description
Datasheet
DC Brushless Motor Drivers for Fans
Standard Single-phase Full wave Fan Motor Driver
BD6981FVM
Description This is the summary of application for BD6981FVM.
BD6981FVM can drive FAN motor silently by BTL soft switching.
Features Small package (MSOP8) BTL soft switching drive Constant voltage output for hall element Lock protection and auto restart (without external capacitor) Rotating speed pulse signal (FG) output
Applications PC, PC peripheral component (Power supply, VGA card, case FAN etc.
) BD player, Projector etc.
Package MSOP8
W(Typ) x D(Typ) x H(Max) 2.
90mm x 4.
00mm x 0.
90mm
MSOP8
Absolute Maximum Ratings
Parameter
Symbol
Rating
Supply Voltage Power Dissipation
VCC Pd
18 0.
58(Note 1)
Operating Temperature
Topr
-40 to +105
Storage Temperature Tstg -55 to +150
Junction Temperature
Tjmax
150
Output Voltage
VOMAX
18
Output Current
IOMAX
800(Note 2)
Hall Input Voltage
VH
7
FG Signal Output Voltage
VFG
18
FG Signal O...
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