OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.
Hallogic Hall-effect Sensors
OH090U, OH180U, OH360U
OHN3000 Series, OHS3000 Series
OHN3100 Series, OHS3100 Series
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
Issue B.1 01/09
Page 7 of 10
OHN3075U, OHS3075U, OHN3175U, OHS3175U Bi-Polar Latch
SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS
B
OP
OH_3075
Magnetic Operate OH_3175
Point
(1)
OHN3175
OHS3175
50
25
15
10
100
-
-
-
250
170
180
260
Gauss
+25°C
+25°C
-20°C to +85°C
-40°C to +125°C
B
RP
OH_3075
Magnetic Release OH_3175
Point OHN3175
OHS3175
-250
-170
-180
-260
-100
-
-
-
-50
-25
-15
-10
Gauss
+25°C
+25°C
-20°C to +85°C
-40°C to +125°C
B
H
OH_3075
Magnetic OH_3175
Hysteresis OHN3175
OHS3175
100
100
80
50
200
-
-
-
500
-
-
-
Gauss
+25°C
+25°C
-20°C to +85°C
-40°C to +125°C
Icc Supply Current - 4 7 mA Vcc = 24 V, Output Off, B ≤ -250 Gauss
V
OL
Output Saturation Voltage - 100 400 mV Vcc = 4.5 V, I
OL
= 20 mA, B ≥ 250 Gauss
I
OH
Output Leakage Current - 0.1 10.0 µA Vcc = 24 V, V
OUT
= 24 V, B ≤ -250 Gauss
t
r
Output Rise Time - 0.21 1.00 µs
R
L
= 820 Ω, C
L
= 20 pF, Vcc = 12 V
t
f
Output Fall Time - 0.10 1.00 µs
Notes:
(1) South pole facing symbolized surface.
SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS
B
OP
Magnetic Operate OH_3040
Point
(1)
OHN3140
OHS3140
70
45
45
150
-
-
220
260
270
Gauss
+25°C
-20°C to +85°C
-40°C to +125°C
B
RP
Magnetic Release OH_3040
Point OHN3140
OHS3140
50
25
25
115
-
-
180
240
250
Gauss
+25°C
-20°C to +85°C
-40°C to +125°C
B
H
Magnetic Hysteresis OH_3040
OHN3140
OHS3140
20
20
20
35
-
-
-
-
-
Gauss
+25°C
-20°C to +85°C
-40°C to +125°C
Icc Supply Current - 4 7 mA Vcc = 24 V, Output Off, B ≤ -50 Gauss
V
OL
Output Saturation Voltage - 100 400 mV Vcc = 4.5 V, I
OL
= 20 mA, B ≥ 200 Gauss
I
OH
Output Leakage Current - 0.1 10.0 µA Vcc = 24 V, V
OUT
= 24 V, B ≤ -50 Gauss
t
r
Output Rise Time - 0.21 1.00 µs
R
L
= 820 Ω, C
L
= 20 pF, Vcc = 12 V
t
f
Output Fall Time - 0.10 1.00 µs
OHN3040U, OHS3040U, OHN3140U, OHS3140U Uni-Polar
Electrical Characteristics (Vcc = 4.5 V to 24 V, T
A
= 25° C unless otherwise noted)
