Hallogic Hall-effect Sensors
OH090U, OH180U, OH360U
OHN3000 Series, OHS3000 Series
OHN3100 Series, OHS3100 Series
Electrical Characteristics
(Vcc = 4.5 V to 24 V, T
A
= 25° C unless otherwise noted)
OHN3040U, OHS3040U, OHN3140U, OHS3140U
SYMBOL
B
OP
PARAMETER
Magnetic Operate
Point
(1)
Magnetic Release
Point
Magnetic Hysteresis
B
H
Icc
V
OL
I
OH
t
r
t
f
Supply Current
Output Saturation Voltage
Output Leakage Current
Output Rise Time
Output Fall Time
OH_3040
OHN3140
OHS3140
OH_3040
OHN3140
OHS3140
OH_3040
OHN3140
OHS3140
MIN
70
45
45
50
25
25
20
20
20
-
-
-
-
-
TYP
150
-
-
115
-
-
35
-
-
4
100
0.1
0.21
0.10
Uni-Polar
MAX
220
260
270
180
240
250
-
-
-
7
400
10.0
1.00
1.00
UNITS
Gauss
TEST CONDITIONS
+25°C
-20°C to +85°C
-40°C to +125°C
+25°C
-20°C to +85°C
-40°C to +125°C
+25°C
-20°C to +85°C
-40°C to +125°C
Vcc = 24 V, Output Off, B
≤
-50 Gauss
Vcc = 4.5 V, I
OL
= 20 mA, B
≥
200 Gauss
Vcc = 24 V, V
OUT
= 24 V, B
≤
-50 Gauss
R
L
= 820
Ω,
C
L
= 20 pF, Vcc = 12 V
B
RP
Gauss
Gauss
mA
mV
µA
µs
µs
OHN3075U, OHS3075U, OHN3175U, OHS3175U
SYMBOL
PARAMETER
Magnetic Operate
Point
(1)
OH_3075
OH_3175
OHN3175
OHS3175
OH_3075
OH_3175
OHN3175
OHS3175
OH_3075
OH_3175
OHN3175
OHS3175
MIN
50
25
15
10
-250
-170
-180
-260
100
100
80
50
-
-
-
-
-
TYP
100
-
-
-
-100
-
-
-
200
-
-
-
4
100
0.1
0.21
0.10
Bi-Polar Latch
MAX
250
170
180
260
-50
-25
-15
-10
500
-
-
-
7
400
10.0
1.00
1.00
UNITS
TEST CONDITIONS
+25°C
+25°C
-20°C to +85°C
-40°C to +125°C
+25°C
+25°C
-20°C to +85°C
-40°C to +125°C
+25°C
+25°C
-20°C to +85°C
-40°C to +125°C
Vcc = 24 V, Output Off, B
≤
-250 Gauss
Vcc = 4.5 V, I
OL
= 20 mA, B
≥
250 Gauss
Vcc = 24 V, V
OUT
= 24 V, B
≤
-250 Gauss
R
L
= 820
Ω,
C
L
= 20 pF, Vcc = 12 V
B
OP
Gauss
B
RP
Magnetic Release
Point
Gauss
B
H
Icc
V
OL
I
OH
t
r
t
f
Magnetic
Hysteresis
Supply Current
Gauss
mA
mV
µA
µs
µs
Output Saturation Voltage
Output Leakage Current
Output Rise Time
Output Fall Time
Notes:
(1) South pole facing symbolized surface.
OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.
Issue A .1 06/05
Page 6 of 9
OPTEK Technology Inc. —
1645 Wallace Drive, Carrollton, Texas 75006
Phone: (972) 323-2200 or (800) 341-4747
FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com
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