AH288 データシートの表示（PDF） - Diodes Incorporated.
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AH288 Datasheet PDF : 9 Pages
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AH288
HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR
CONTROLLER
Absolute Maximum Ratings (TA = 25°C)
Symbol
Vdd
IO
PD
TST
TJ
θJA
Parameter
Supply Voltage
Output Current
Power Dissipation
Storage Temperature
Maximum Junction Temperature
Thermal Resistance Junction-to-Case
IO(AVE)
IO(PEAK)
(Note 5)
TA
TJ
θ JA
θ JC
Rating
30
400
700
800
-55 ~ 150
150
156
Tc
Unit
V
mA
mA
mW
°C
°C
°C/W
Notes: 5. θJA should be confirmed with what heat sink thermal resistance. If no heat sink contacting, θJA is almost the same as θJC..
Recommended Operating Conditions
Symbol
Characteristic
Conditions
Min
Max
Vdd
Supply Voltage (Note 6)
Operating
3.8
28
TA
Operating Ambient Temperature
Operating
-40
100
Notes: 6. Please watch out the current limit issue when the operation voltage is over 26.4V, because of the different efficiency in the coil.
Unit
V
°C
AH288 Rev. 12
DS31040
4 of 9
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APRIL 2010
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