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AH287 Datasheet(PDF) 4 Page - Diodes Incorporated

Part # AH287
Description  HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR
PDF  11 Pages
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

AH287 Datasheet(HTML) 4 Page - Diodes Incorporated

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AH287
HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR
CONTROLLER
AH287 Rev. 10
4 of 11
APRIL 2010
DS31042
www.diodes.com
© Diodes Incorporated
Absolute Maximum Ratings
(TA = 25°C)
Symbol
Characteristics
Rating
Unit
Vdd
Supply Voltage
30
V
IO
Output Current
IO(AVE)
SIP-4L
400
mA
SOT89-5L
400
mA
IO(PEAK)
700
mA
PD
Power Dissipation
SIP-4L
550
mW
SOT89-5L
800
mW
TST
Storage Temperature
-55 ~ 150
°C
TJ
Maximum Junction Temperature
150
°C
θ
JA
Thermal Resistance Junction-to-Case
(Note 5)
SIP-4L
227
°C/W
SOT89-5L
156
°C/W
TJ
TA
Tc
JC
θ
JA
θ
Notes:
5.
θ
JA 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
Unit
Vdd
Supply Voltage (Note 6)
Operating
3.8
28
V
TA
Operating Ambient Temperature
Operating
-40
100
°C
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.



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