KMT32B-SM Measurement Specialties Inc/Schaevitz, KMT32B-SM Datasheet - Page 3

• Manufacturer Part Number: KMT32B-SM
• Description: SENSOR ANGULAR 180 DEGREES SM8
• Manufacturer: Measurement Specialties Inc/Schaevitz

Specifications of KMT32B-SM

• Position - Sensing: 180°
• Sensor Type: Angular - Magnetoresistive
• Voltage - Supply: 10V
• Operating Temperature: -40°C ~ 150°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 356-1081-2; G-MRCO-014

KMT32B Magnetic Angle Sensor
MEASUREMENT CONDITIONS
BLOCK DIAGRAM
The KMT32B magnetic field sensor is suited for high precision angle measurement applications under low
field conditions (regularly H
Bonn @ 5,2 mm distance. With reduced accuracy the applicable down to H
magnetic field!).
TYPICAL PERFORMANCE CURVES
KMT32B Rev 2
Condition C:
Ambient temperatures
TC of amplitude
TC of resistance
TC of offset
-10
-15
15
10
-5
5
0
0
Parameter
45
Sensor Specifications (T=-25° C, +125° C)
90
135
0
= 25 kA/m, for example generated with reference magnet 67.044 Magnetfabrik
α [deg]
Symbol
TCVoff
TCSV
TCBR
180
T
Figure 2: Characteristic curves for KMT32B
225
(µV/V)/
Figure 1:
Unit
%/K
%/K
270
° C
K
www.meas-spec.com
315
V1 (cos)
V2 (sin)
Circuit Diagram
T
TCV
TCR
TCVoff
3/6
1
= -25 ° C,
360
(
(
T
T
2
2
Voff
1
1
T
0
T
T
= +25 ° C, T
1
1
)
)
(
T
(
T
2
Vcc
R
2
)
Vn
(
T
Condition
Voff
T
2
R
(
)
1
α=0°
α=0°
T
Vcc
(
)
0
2
T
2
Vn
)
= +125 ° C
1
= 8 kA/m; beware of earth’s
R
(
α
α
)
T
(
(
1
T
T
Vcc
)
1
1
Vn
)
)
magnetic field
magnetic field
direction of
direction of
100
(
T
1
)
%
100
X
X
%
august_2010
Y
Y