AH293-YG-13 Ver la hoja de datos (PDF) - Diodes Incorporated.
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AH293-YG-13 Datasheet PDF : 7 Pages
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AH293
LOW VOLTAGE HALL-EFFECT SMART FAN MOTOR
CONTROLLER
Absolute Maximum Ratings ( TA = 25°C )
Characteristics
Operating Supply Voltage
Output Current
Power Dissipaton
Operating Temperature
Storage Temperature
Maximum Junction Temperature
Symbol
Vdd
IO (AVE)
IO (PEAK)
PD
Top
Tst
Tj
Rating
Unit
8
V
400
mA
700
800
mW
-20 ~ 100
°C
-55 ~ 150
°C
150
°C
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
RD 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+
CT
OUT1 OUT2
RD
Mode
H
L
L
H
L
L
H
L
L
H
-
-
H
off
off
Latch-type RD output is low during rotation and high during stop
L
Rotating
L
Rotating
off
Lockup protection activated
AH293 Rev. 2
4 of 7
www.diodes.com
JANUARY 2007
© Diodes Incorporated
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