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 H 11/2011
Page 4 of 7
OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.
High Reliability Hallogic Hall-Effect Sensors
OMH090 OMH3019, OMH3020, OMH3040, OMH3075,
OMH3131 (B, S versions)
Notes:
(1) South pole facing symbolized surface.
Electrical Characteristics (VCC = 4.5 V to 24 V, TA = 25° C unless otherwise noted)
OMH3020, OMH3020B, OMH3020S Uni-Polar
SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS
BOP Magnetic Operate Point(1)
70
-
220
-
350
425 Gauss +25°C
-55°C & +125°C
BRP Magnetic Release Point
50
25
180
-
330
- Gauss +25°C
-55°C & +125°C
BH Magnetic Hysteresis 15
10
55
-
200
- Gauss +25°C
-55°C & +125°C
Icc Supply Current - 4 7 mA VCC = 24 V, Output On, B ≤ 50 Gauss
VOL Output Saturation Voltage - 100 400 mV VCC = 4.5 V, IOL = 15 mA, B ≥ 350 Gauss
IOH Output Leakage Current - 0.10 10 µA VCC = 24 V, VOUT = 24 V, B ≤ 50 Gauss
tr Output Rise Time - 0.21 1 µs
tf Output Fall Time - 0.10 1 µs
RL = 820 Ω, CL = 20 pF, VCC = 12 V
(guaranteed not tested)
Electrical Characteristics (VCC = 4.5 V to 24 V, TA = 25° C unless otherwise noted)
OMH3040, OMH3040B, OMH3040S Uni-Polar
SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS
BOP Magnetic Operate Point(1)
70
75
150
-
200
270 Gauss +25°C
-55°C & +125°C
BRP Magnetic Release Point 50
25
115
-
180
210 Gauss +25°C
-55°C & +125°C
BH Magnetic Hysteresis
10
20
35
-
60
- Gauss +25°C
-55°C & +125°C
Icc Supply Current -
-
4
-
7
8
10
mA
+25°C, VCC = 24 V, Output On, B ≥ 300 Gauss
+125°C
-55°C
VOL Output Saturation Voltage - 100 400 mV VCC = 4.5 V, IOL = 20 mA, B ≥ 250 Gauss
IOH Output Leakage Current
-
-
-
-
0.10
-
11
10
12
µA
-55°C, VCC = 24V, VOUT = 24V, B ≤ 75 Gauss
+25°C, VCC = 24V, VOUT = 24V, B ≤ 100 Gauss
+125°C ,VCC = 24V, VOUT = 24V, B ≤ 75 G
tr Output Rise Time - 0.21 1 µs
tf Output Fall Time - 0.10 1 µs
RL = 820 Ω, CL = 20 pF, VCC = 12 V
(guaranteed not tested)