ah285-yl-b Diodes, Inc., ah285-yl-b Datasheet - Page 4

• Manufacturer Part Number: ah285-yl-b
• Description: Hall-effect Smart Fan Motor Controller
• Manufacturer: Diodes, Inc.

Electrical Characteristics
Truth Table
Magnetic Characteristics
AH285 Rev. 3
Symbol
Bop
Symbol
V
Rds(on)
Bhy
Brp
Tlrp-on
Tlrp-off
OUT
Vdd
Idd
Ioff
Vol
IN-
Vz
H
L
-
(
sat
)
IN+
H
L
-
Supply Voltage
Supply Current
Output Leakage Current
Locked Protection On
Locked Protection Off
Output Saturation Voltage
Output On Resistance
FG Output Vds
Output Zener-Breakdown Voltage
Characteristics
Operation Point
Release Point
Characteristics
Hysteresis
CT
H
L
L
OUT1
off
(T
(T
H
L
HALL-EFFECT SMART FAN MOTOR CONTROLLER
A
A
www.diodes.com
= 25 °C, Vdd = 12V, unless otherwise specified)
= 25 °C, Vdd =12V, unless otherwise specified)
4 of 7
OUT2
off
H
L
Min
-60
10
Conditions
-
I
I
I
Operating
Operating
V
O
O
O
I
O
FG
=300mA
=500mA
=300mA
OUT
H
L
=10mA
-
=24V
Typ.
-30
30
60
Lockup protection activated
Min
3.8
0.4
2.4
35
-
-
-
-
-
-
Rotating
Rotating
Mode
Max
-10
60
< 0.1
Typ.
1.25
-
375
625
0.5
0.5
42
2
3
-
(1mT=10 Gauss)
©
Diodes Incorporated
Max
1.67
AH285
500
900
0.6
3.6
20
10
60
4
-
JULY 2007
Gauss
Gauss
Gauss
Unit
Unit
ohm
Sec
Sec
mA
mV
μA
V
V
V