AH285-Y 데이터 시트보기 (PDF) - Diodes Incorporated.
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AH285-Y Datasheet PDF : 8 Pages
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AH285
HALL-EFFECT SMART FAN MOTOR CONTROLLER
Typical Application Circuit
D2
Vdd
(12V)
FG
R pu
D1
285
Coil2
1 2345
GND
Coil1
C3
Notes: R1, R2: typical 56Ω
C1, C2, C3: typical 2.2µF
The R, C value need to be fine tuned
base on coils design.
R1
R2
C1
C2
12V DC Brush-less Fan with FG output function
Absolute Maximum Ratings (TA = 25°C)
Characteristics
Supply Voltage
Output Current
Power Dissipation
Operating Temperature
Storage Temperature
Maximum Junction Temp.
Thermal Resistance
TJ
Symbol
Vdd
IO(AVE)
IO(PEAK)
PD
Topr
Tstg
Tj
θJA
TA
θ JA
θ JC
Rating
24
500
700
800
-40 ~ 100
-55 ~ 150
150
156
Tc
Unit
V
mA
mW
°C
°C
°C
°C/W
θ θ θ Note:
JA should be confirmed with what heat sink thermal resistance. If no heat sink contacting, JA is almost the same as JC .
AH285 Rev. 2
3 of 8
www.diodes.com
JANUARY 2007
© Diodes Incorporated
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