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 C.1 07/08
Page 3 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)
Electrical Characteristics (Vcc = 4.5 V to 24 V, TA = 25° C unless otherwise noted)
OMH3019, OMH3019B, OMH3019S Uni-Polar
SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS
BOP Magnetic Operate Point(1) 175
-
300
-
500
575 Gauss +25°C
-55°C & +125°C
BRP Magnetic Release Point 125
100
235
-
420
- Gauss +25°C
-55°C & +125°C
BH Magnetic Hysteresis 30
20
65
-
155
- Gauss +25°C
-55°C to +125°C
ICC Supply Current - 5 9 mA VCC = 24 V, Output On, B ≤ 50 Gauss
VOL Output Saturation Voltage - 125 300 mV VCC = 4.5 V, IOL = 15 mA, B ≥ 500 Gauss
IOH Output Leakage Current - 0.10 1.0 µA VCC = 24 V, VOUT = 24 V, B < 50 Gauss
tr Output Rise Time - 0.13 1 µs
tf Output Fall Time - 0.14 1 µs
RL = 460 Ω, CL = 20 pF, VCC = 12 V
(guaranteed not tested)
Notes:
(1) South pole facing symbolized surface.
Electrical Characteristics (VCC = 4.5 V to 24 V, TA = 25° C unless otherwise noted)
OMH090, OMH090B, OMH090S Uni-Polar
SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS
BOP Magnetic Operate Point(1)
45
70
20
-
90
-
210
200
180
Gauss
-55°C
+25°C
+125°C
BRP Magnetic Release Point 30
25
65
-
180
170 Gauss -55°C & +25°C
+125°C
BH Magnetic Hysteresis 5
5
-
-
95
70 Gauss -55°C
+25°C & +125°C
ICC Supply Current
-
-
-
-
5
-
9
11
5
mA
-55°C,VCC = 24 V, Output On, B≤250 Gauss
+25°
+125°C
VOL Output Saturation Voltage -
-
-
125
300
400 mV -55°C,VCC = 4.5 V, IOL = 30 mA,B≥250 Gauss
+25°C & +125°C
IOH Output Leakage Current
-
-
-
-
0.50
-
10
11
12
µA
-55°C,VCC = 24 V, VOUT =24 V, B≤250 Gauss
+25°
+125°C
tr Output Rise Time - 0.13 1.00 µs
tf Output Fall Time - 0.14 1.00 µs
RL = 820 Ω, CL = 20 pF, VCC = 14 V
(guaranteed not tested)