AH284-P 데이터 시트보기 (PDF) - Diodes Incorporated.
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AH284-P Datasheet PDF : 9 Pages
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AH284
HALL-EFFECT SMART FAN MOTOR CONTROLLER
Typical Application Circuit (SIP-4L)
12V
Vdd
D2
D1
284
1234
GND
L2
L1
C3
DOB
DO
Notes: R1, R2: typical 56 Ω
C1, C2, C3: typical 2.2µF
The R, C value need to be fine tuned
based on coils design.
R1
R2
C1
C2
12V Brush-Less DC Fan
Absolute Maximum Ratings (TA = 25°C)
Characteristics
Symbol
Rating
Supply Voltage
Output Current
Power Dissipation
Operating Temperature
Storage Temperature
Maximum Junction Temp.
Thermal Resistance
IO (AVE)
PD
θ JA
Vdd
SIP4/SOT89-5
IO (PEAK)
SIP4
SOT89-5
Topr
Tstg
Tj
SIP4
SOT89-5
24
500
700
550
800
-40 ~ 100
-55 ~ 150
150
227
156
TA
TJ
Tc
θ JA
θ JC
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 .
AH284 Rev. 3
3 of 9
www.diodes.com
JANUARY 2007
© Diodes Incorporated
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