High Reliability Hallogic Hall-Effect Sensors
OMH090 OMH3019, OMH3020, OMH3040, OMH3075,
OMH3131 (B, S versions)
Electrical Characteristics
(V
CC
= 4.5 V to 24 V, T
A
= 25
° C
unless otherwise noted)
OMH3075, OMH3075B, OMH3075S Bi-Polar Latching
SYMBOL
B
OP
B
RP
B
H
I
CC
V
OL
I
OH
t
r
t
f
PARAMETER
Magnetic Operate Point
(1)
Magnetic Release Point
Magnetic Hysteresis
Supply Current
Output Saturation Voltage
Output Leakage Current
Output Rise Time
Output Fall Time
MIN
50
25
-250
-275
100
50
-
-
-
-
-
-
-
-
TYP
150
-
-150
-
200
-
4
-
-
100
-
0.10
0.21
0.10
MAX
250
275
-50
-25
500
-
7
8
500
400
400
1.0
1
1
UNITS
Gauss
Gauss
Gauss
mA
mV
µA
µs
µs
TEST CONDITIONS
+25°C
-55°C & +125°C
+25°C
-55°C & +125°C
+25°C
-55°C & +125°C
+25°C, V
CC
= 24 V, Output On, B
≤
250 Gauss
-55°C & +125°C
-55°C
+25°C, V
CC
= 4.5 V, I
OL
= 20 mA, B
≥
250 Gauss
+125°C
V
CC
= 24 V, V
OUT
= 24 V, B
≤
250 Gauss
R
L
= 820
Ω,
C
L
= 20 pF, V
cc
= 12 V
(guaranteed not tested)
Electrical Characteristics
(V
CC
= 4.5 V to 24 V, T
A
= 25
° C
unless otherwise noted)
OMH3131, OMH3131B & OMS3131S Uni-Polar
SYMBOL
B
OP
B
RP
B
H
I
CC
V
OL
I
OH
t
r
t
f
PARAMETER
Magnetic Operate Point
(1)
Magnetic Release Point
Magnetic Hysteresis
Supply Current
Output Saturation Voltage
Output Leakage Current
Output Rise Time
Output Fall Time
MIN
20
10
10
5
5
5
-
-
-
-
-
TYP
-
-
-
-
-
-
4
100
0.10
0.21
0.10
MAX
95
150
85
145
40
145
7
400
10
1
1
UNITS
Gauss
Gauss
Gauss
mA
mV
µA
µs
µs
TEST CONDITIONS
+25°C
-55°C to +125°C
+25°C
-55°C to +125°C
+25°C
-55°C to +125°C
V
CC
= 24 V, Output On, B > 250 Gauss
V
CC
= 4.5 V, I
OL
= 15 mA, B
≥
250 Gauss
V
CC
= 24 V, V
OUT
= 24 V, B
≤
0 Gauss
R
L
= 820
Ω,
C
L
= 20 pF, V
cc
= 12 V
(guaranteed not tested)
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.
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 06/07
Page 5 of 7
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