AH292-Y Просмотр технического описания (PDF) - Diodes Incorporated.
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AH292-Y Datasheet PDF : 7 Pages
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AH292
LOW VOLTAGE HALL-EFFECT SMART FAN MOTOR
CONTROLLER
Electrical Characteristics ( TA = 25 °C, Vdd = 5V, unless otherwise specified )
Characteristics
Symbol
Supply Voltage
Supply current
Locked Protection On
Locked Protection Off
Vdd
Idd
Tlrp-on
Tlrp-off
Output saturation voltage
VOUT (SAT )
Output On Resistance
FG output Vds
Output Zener-breakdown Voltage
Rds(on)
Vol
Vz
Conditions
Operating
Operating
IO = 180mA
IO = 350mA
IO = 10mA
Min. Typ. Max. Unit
1.8* - 5.75 V
-
2.6 4.0 mA
-
0.4
-
Sec
2.4 3 3.6 Sec
- 300 -
mV
- 600 -
- 1.75 - ohm
-
0.5
-
V
-
15
-
V
*Note: The output of IC will be switched after the supply voltage is over 1.8V, but the magnetic characteristics won't be normal until the supply is
over 2.0V.
Truth Table
IN-
IN+
H
L
L
H
-
-
CT
OUT1 OUT2
FG
Mode
L
H
L
H
Rotating
L
L
H
L
Rotating
H
off
off
-
Lockup protection activated
Magnetic Characteristics ( TA = 25 °C, Vdd = 5V, unless otherwise specified )
Characteristics
Operation Point
Release Point
Hysteresis
Symbol
Bop
Brp
Bhy
Min.
--
-60
--
Typ.
30
-30
60
( 1mT = 10 Gauss )
Max.
Unit
60
Gauss
--
Gauss
--
Gauss
AH292 Rev. 3
4 of 7
www.diodes.com
JANUARY 2007
© Diodes Incorporated
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