OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

Ratiometric Linear Hall-effect Sensor

OMH3150, OMH3150B, OMH3150S

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 A.2

05/09

Page 2 of 4

Note:

(1) Negative current is defined a coming out of (sourcing) the output.

(2) See characteristics definitions for test conditions and calculation formulas.

6 V

-65°C to +150° C

-40°C to +125° C

Lead Soldering Temperature (1/8 inch [3.2 mm] from case for 5 seconds with soldering iron)

100 mW

5 mA

Magnetic Flux Density, B

Unlimited

Absolute Maximum Ratings

SYMBOL

PARAMETER

MIN

TYP

MAX

UNITS

TEST CONDITIONS

Supply Voltage

4.5

5.0

6.00

V

Supply Current

5.5

10.00

mA

Quiescent Voltage Output

2.25

2.5

2.75

V

2.10

2.5

2.90

V

Sink Current

0.5

mA

Source Current

-1.0

mA

SYMBOL

PARAMETER

OMH3150

UNITS

MIN

TYP

MAX

Operating

Temperature Range

-40

-

125

° C

Sens

Sensitivity

3.00

3.50

4.10

mV/G

∆Sens(∆T)

Sens Change

-5

-12

-

-

10

3.0

%

%

-

-

±50

G

∆Sens(∆V)

Ratiometric Sense Change

-

100

-

%

-

100

-

%

+Lin

Positive Lin ≥ 25

< 25

80

90

-

-

105

110

%

-Lin

Negative Lin ≥ 25

< 25

80

90

-

-

105

110

%

Sym

Output Symmetry

80

100

110

%