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AH9282RTR-G1
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
D
a
t
a
S
h
e
e
t
Two Phase Dual-coil High Voltage Smart Fan Motor Driver with FG/RD AH9281/82
Oct.
201
1 Rev
.
1.
4
BCD
Semiconductor
Manufacturing
Limited
10
Typical Application
AH9281/2
VCC
DO
DOB
GND
V
CC
=5V or 12V
FG/RD
C1
2.2
F
R
PU
4.7K
FG/RD
C2
2.2
F
C3
2.2
F
D1
Coil 1
Coil 2
R1
47
R2
4.7
R3
4.7
Figure 15. Typical Application 1 of AH9281/82 (TO-95, Note 2)
Note 2:
1. D1 is an ordinary diode used to filter the noise from VCC and protect IC if VCC and
GND are plugged
reversed.
2. R1=47
:
typical.
3. C1=C2=C3=2.2
P
F typical, electrolytic capacitors a
re better
. They should be fine
tuned based on system
design.
4. R2=R3=4.7
:
typical. They can
be cancelled according to system
requirement.
5. R
PU
=4.7k
:
typical.
D
a
t
a
S
h
e
e
t
Two Phase Dual-coil High Voltage Smart Fan Motor Driver with FG/RD AH9281/82
Oct.
201
1 Rev
.
1.
4
BCD
Semiconductor
Manufacturing
Limited
11
Typical Application (Continued)
Figure 16. Typical Application 2 of AH9281/82 (TO-95, Note 3)
Note 3:
1. D1 is an ordinary diode used to filter the noise from VCC and protect IC if VCC and
GND are plugged
reversed.
2. R1=47
:
typical.
3. C1 =2.2
P
F typical, electrolytic capacitors are better
. The
y should
be fine tuned based
on system design.
4. ZD1 and ZD2 break
down voltage are 35V
.
5. R
PU
=4.7k
:
typical.
D
a
t
a
S
h
e
e
t
Two Phase Dual-coil High Voltage Smart Fan Motor Driver with FG/RD AH9281/82
Oct.
201
1 Rev
.
1.
4
BCD
Semiconductor
Manufacturing
Limited
12
T
ypical Application
(Continued)
Figure 17. Typical Application 3 of AH9281/82 (SOT
-89-5, Note 4)
Note 4:
1. D1 is an ordinary diode used to filter the noise from VCC and protect IC if VCC and
GND are plugged
reversed.
2. R1=47
:
typical.
3. C1=C2=C3=2.2
P
F typical, electrolytic capacitors a
re better
. They should be fine
tuned based on system
design.
4. R2=R3=4.7
:
typical. They can
be cancelled according to system
requirement.
5. R
PU
=4.7k
:
typical.
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
AH9282RTR-G1
Mfr. #:
Buy AH9282RTR-G1
Manufacturer:
Diodes Incorporated
Description:
Motor / Motion / Ignition Controllers & Drivers Two Phase HV Driver 1200mA 5v to 12V
Lifecycle:
New from this manufacturer.
Delivery:
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Ups
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EMS
Payment:
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AH9282RTR-G1
AH9281RTR-G1
