High Reliability Hallogic Hall-
Effect Sensors
OMH090, OMH3019, OMH3020, OMH3040,
OMH3075, OMH3131 (B, S versions)
Features:
Designed for non-contact switching operations
Operates over a broad range of supply voltages
Excellent temperature stability operates in harsh environments
Suitable for military and space applications
Processing patterned after class B or S of MIL-STD-883
Through Hole 0.40 [10.16 mm] lead length minimum Ceramic Package
ESD Rating of Class 3B per MIL-STD-883G, M3015.7, HB model.
from the south pole of a magnet
Description: testing up to 350 Krad (si) per MIL-STD-
approaches the symbolized face of the
These Hall-effect devices contain a
883 method 1019.6 and up to 150
device (operating point) and turns off
monolithic integrated circuit which
Krad (si) for ELDRS.
(logic level 1) after the magnetic eld
incorporates a Hall element, a linear
reaches a minimum value. The Bi-Polar
amplier, a threshold amplier, and
Contact your local representative or
device turns on (logic level 0) in the
Schmitt trigger on a single Hallogic
OPTEK for more information.
presence of a magnetic south pole and
silicon chip. Included on-chip is a band-
turns off (logic level 1) when subjected
gap voltage regulator that allows
Applications:
to a magnetic north pole. Both
operation with a wide range of supply
magnetic poles are necessary for
voltages. These devices feature logic
Non-contact switching operations
operation for Bi-Polar devices. This
level output and provide up to 21 mA of
Brushless DC motors
feature makes these sensors ideal for
sink current. This allows direct driving of
Multiple pole magnets
applications in non-contact switching
more than 7 TTL loads or any standard
Non-contact reective object sensor
operations, brushless DC motors and for
logic family using power supplies
use with multiple pole magnets.
ranging from 4.5 to 24 volts. Output Assembly line automation
amplitude is constant at switching
Machine automation
frequencies from DC to over 200 kHz. B and S devices are processed to
Machine safety
OPTEKs military screening program
End of travel sensor
The Uni-Polar turns on with a (logic
patterned after MIL-STD-883. This
level 0) after a sufcient magnetic eld Door sensor
product has passed Radiation Hardness
Pin # Description
1 V
CC
2 Ground
3 Output
* Add capacitor for stable opera on
[MILLIMETERS]
Lead nish = Solder Dipped (Sn 63/37)
DIMENSIONS ARE IN:
INCHES
General Note
OPTEK Technology, Inc.
TT Electronics reserves the right to make changes in product specication without
1645 Wallace Drive, Carrollton, TX 75006|Ph: +1 972 323 2200
notice or liability. All information is subject to TT Electronics own data and is
www.optekinc.com | www.ttelectronics.com
considered accurate at time of going to print.
Issue K-1 08/2016 Page 1
TT electronics plc
High Reliability Hallogic Hall-
Effect Sensors
OMH090, OMH3019, OMH3020, OMH3040,
OMH3075, OMH3131 (B, S versions)
Absolute Maximum Ratings (T = 25 C unless otherwise noted)
A
Supply Voltage, V 25 V
CC
Storage Temperature Range, T -65C to +150C
S
Operating Temperature Range, T -55C to +125C
A
(1)
Lead Soldering Temperature (1/8 in. (3.2 mm) from case for 5 seconds with soldering iron) 260C
Output ON Current, I 25 mA
SINK
Output OFF Voltage, V 25 V
OUT
Magnetic Flux Density, B Unlimited
Notes:
(1) Heat sink leads during hand soldering.
Part Hi-Reliability Operate Point Release Point V (Volts)
CC
Number Hallogic Gauss Gauss Hysteresis Gauss Min / Max Package
Sensor Min / Typ / Max Min / Typ / Max Min / Typ / Max
OMH090B
50/90/180 30 / 65 / 160 10 / 30 / 60
OMH090S
OMH3019B
175 / 300 / 500 125 / 235 / 420 30 / 100 / 155
OMH3019S
OMH3020B
Uni-Polar
70 / 220 / 350 50 / 180 / 330 15 / 55 / 200
Non-Latching
OMH3020S
4.5 / 24.0 Through Hole
OMH3040B
70 / 150 / 200 50 / 115 / 180 10 / 35 / 60
OMH3040S
OMH3131B
20 / 60 / 95 10 / 45 / 85 5 / 15 / 40
OMH3131S
OMH3075B
Bi-Polar
50 / 150 / 250 -250 / -150 / -50 100 / 250 / 500
Latching
OMH3075S
General Note
OPTEK Technology, Inc.
TT Electronics reserves the right to make changes in product specication without
1645 Wallace Drive, Carrollton, TX 75006|Ph: +1 972 323 2200
notice or liability. All information is subject to TT Electronics own data and is
www.optekinc.com | www.ttelectronics.com
considered accurate at time of going to print.
Issue K-1 08/2016 Page 2
TT electronics plc