AH289-Y 데이터 시트보기 (PDF) - Diodes Incorporated.
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AH289-Y Datasheet PDF : 9 Pages
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AH289
HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR
CONTROLLER
Electrical Characteristics ( TA = 25 °C, Vdd = 24V, unless otherwise specified )
Characteristics
Supply Voltage
Supply Current
Output Leakage Current
Locked Protection On
Locked Protection Off
Output Saturation Voltage
Output On Resistance
RD Output Vds
Output Zener-Breakdown Voltage
Symbol
Vdd
Icc
Ioff
Tlrp-on
Tlrp-off
VOUT(SAT)
Rds(on)
Vol
Vz
Conditions
Operating
Operating
VOUT = 24V
IO = 200mA
IO = 300mA
IO = 200mA
IO = 10mA
Min. Typ. Max.
3.8
-
28*
-
2.0 4.0
- < 0.1 10
0.4 0.46 0.6
2.4 2.76 3.6
- 450 700
- 680 800
- 2.25 3.5
-
0.3 0.5
42 55 65
*Note: Please watch the current limit issue when the operation voltage is over 26.4V, because of the different efficiency in the coil.
Unit
V
mA
µA
Sec
Sec
mV
ohm
V
V
Truth Table
IN-
IN+
H
L
L
H
-
-
CT
OUT1 OUT2
RD
Mode
L
H
L
L
Rotating
L
L
H
L
Rotating
H
off
off
H
Lockup protection activated
Magnetic Characteristics ( TA = 25 °C, Vdd = 24V, unless otherwise specified )
Characteristics
Operation Point
Release Point
Hysteresis
Symbol
Bop
Brp
Bhy
Min.
10
-60
--
Typ.
30
-30
60
( 1mT = 10 Gauss )
Max.
Unit
60
Gauss
-10
Gauss
--
Gauss
AH289 Rev. 3
4 of 9
www.diodes.com
JANUARY 2007
© Diodes Incorporated
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