BA6901F-E2 Просмотр технического описания (PDF) - ROHM Semiconductor
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BA6901F-E2 Datasheet PDF : 21 Pages
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Datasheet
DC Brushless Motor Drivers for Cooling Fans
Two-phase Full-wave
DC Brushless Fan Motor Drivers
BA6901F
●General description
BA6901F is two-phase half-wave fan motor driver. They
incorporate lock protection, automatic restart circuit and
FG/AL output. Some of them have variable speed
control function.
●Package
SOP-16
W (Typ.) x D (Typ.) x H (Max.)
10.00mm x 6.20mm x 1.71mm
●Features
Current Limit circuit
PWM control (PWM pulse signal input)
Incorporates lock protection and automatic restart
circuit
Lock alarm signal(AL) output
Rotation speed pulse signal (FG) output
SOP16
●Application
For desktop PC, server, general consumer equipment, communication equipment and industrial equipment.
●Absolute maximum ratings
Parameter
Symbol
Limit
Unit
Supply voltage
Vcc
36
V
Power dissipation
Pd
625*
mW
Operating temperature
Topr
-40〜+100
℃
Storage temperature
Tstg
-55〜+150
℃
Output current
Iomax
70
mA
FG signal output current
Ifg
15
mA
FG signal output voltage
Vfg
36
V
AL signal output current
Ial
15
mA
AL signal output voltage
Val
36
V
Junction temperature
Tjmax
150
℃
* Reduce by 5.0mW/°C over Ta=25°C. (On 70.0mm×70.0mm×1.6mm glass epoxy board)
●Recommended operating conditions
Parameter
Operating supply voltage range
Hall input voltage range
Symbol
Limit
Unit
Vcc
3.5〜28.0
V
VH
0〜Vcc-2.2
V
○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays
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© 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111・14・001
1/17
TSZ02201-0H1H0B100500-1-2
18.DEC.2012 Rev.002
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