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G-MRCO-003
P1-P3
P4-P6
P7-P9
KMY_KMZ
Linear Magnetic Field Sensors
SENSOR SOLU
TIONS
///KMY_
KMZ Rev
4
1/2016
Page 4
Hysteresis
V
H
/V
cc
Condition A, B
-
-
50
µV/V
Sensor Specifications KMY 20 M, KMZ 20 M (T=25 °C, Hx=1.5±
0.5 kA/m internally
)
Supply voltage
V
cc
Condition A, B
5
V
Bridge resistance
R
b
Condition A, B
1200
1700
2200
Output signal range
V
0
/V
cc
Condition A, B
16
20
24
mV/V
Offset voltage
V
off
/V
cc
Condition A, B
-
1.5
0
+1.5
mV/V
Sensitivity
S
Condition A, B
4
5.5
7
mV/V/k
A/m
Hysteresis
V
H
/V
cc
Condition A, B
-
-
50
µV/V
Sensor Specifications KMY 21 M (T=25 °C, Hx=2.5±
1.0 kA
/m internally)
Supply voltage
V
cc
Condition A, B
5
V
Bridge resistance
R
b
Condition A, B
1100
1500
1900
Output signal range
V
0
/V
cc
Condition A, B
8
9.5
12
mV/V
Offset voltage
V
off
/V
cc
Condition A, B
48
50
52
%Vcc
Sensitivity
S
Condition A, B
2.05
2.50
3.10
mV/V/k
A/m
Hysteresis
V
H
/V
cc
Condition A, B
-
-
50
µV/V
Stress above one or more of the limiting values may cause permanent damage to the device. Exposur
e to limiting values for ext
ended periods
may affect device
reliability.
MEASUREMENT CONDITIONS
Parameter
Symbol
Unit
Condition
Condition A: Set Up Conditions
Ambient temperature
T
°C
23
5
Measurement results are extrapolated to 25°C by using the
given temperature coefficients
Supply voltage
V
cc
V
5
Output voltage
V
O
V
O
/V
cc
mV
mV/V
V
O
=(V
0+
-V
0-
)
Output voltages are also given independently on supply
voltage: example: Vo/Vcc=(V
0+
-V
0-
)/Vcc;
measure MR half bridge against reference half bridge
Reference half bridge
2* 2 k
0.1% (KMY21M only)
for full bridge sensors
(KMY20S, KMY20M,
KMY22, KMZ20S,
KMZ20M)
for half bridge sensors
(KMY 21
M)
KMY_KMZ
Linear Magnetic Field Sensors
SENSOR SOLU
TIONS
///KMY_
KMZ Rev
4
1/2016
Page 5
The output voltage of the MR half bridge is measured
against a reference half bridge
Condition B: Sensor Specifications (T=25 °C, S-T
y
pe
: Hx=3.0
0.5 kA/m)
Output voltage range
V
O
/V
cc
mV/V
m
in
,
m
a
x
,
;
/
7
...
7
O
O
O
y
V
V
V
m
kA
H
Offset voltage
V
off
/V
cc
mV/V
y
O
off
y
H
V
V
H
;
0
Sensitivity
S
(mV/V)/(k
A/m)
cc
y
y
y
V
H
V
H
V
S
m
kA
H
2
:
;
/
1
0
0
Hysteresis
V
H
/V
cc
µV/V
Hy in kA/m
cc
y
y
y
y
V
H
H
V
H
H
V
/
))
1
1
;
0
(
)
1
1
;
0
(
(
0
0
Condition C: Sensor Specifications (reference temperatures T=
-25°C, +125°C)
Ambient temperatures
T
°C
T
1
=-25 °C, T
0
=+25 °C, T
2
=+125 °C
TC of amplitude
TCSV
%/K
%
100
)
(
/
)
(
/
)
(
/
)
(
1
1
0
1
0
2
0
1
2
T
V
V
T
V
V
T
V
V
T
T
T
CV
cc
cc
cc
TC of resistance
TCBR
%/K
%
100
)
(
)
(
)
(
)
(
1
1
1
2
1
2
T
R
T
R
T
R
T
T
T
CR
TC of offset
TCVoff
(µV/V)/
K
)
(
)
(
)
(
1
2
1
2
T
T
T
Vof
f
T
V
of
f
T
CVof
f
KMY_KMZ
Linear Magnetic Field Sensors
SENSOR SOLU
TIONS
///KMY_
KMZ Rev
4
1/2016
Page 6
SENSOR MODELS
KMY 20 / KM
Y 22 / KM
Z 20
The
KM
Y
and
KMZ
senso
rs
are
highly
sensit
ive
m
agnetic
field
s
ensors
which
utilize
the
anisotropic
m
agneto
resistance effec
t. The KMY 20 and KMZ 20 se
nsors contain a W
heatstone bridge.
Figure 3
:
Pad annotation and definition of field direction for KMY & KMZ
Y
X
Y
X
Y
X
+Vo +Vcc
GND
-
Vo
1
2
3 4
-15
-10
-5
0
5
10
15
-5
-4
-3
-2
-1
0
1
2
3
4
5
Fiel
d Str
ength Hy i
n
kA
/
m
O
utput
volt
age i
n m
V/V
Au
x
iliary
f
i
eld:
H
x
=
3 kA/
m
Figure
4
:
Characteristic
output
curve
of
KMY
20
S
/
KM
Y
22
/
KMZ
20
S
for
an
auxiliary
field
strength of Hx=3 kA/m
P1-P3
P4-P6
P7-P9
G-MRCO-003
Mfr. #:
Buy G-MRCO-003
Manufacturer:
TE Connectivity
Description:
Magnetic Sensors Board Mount Hall Effect / Magnetic Sensors KMZ 20M + INTEGR.BIAS MAGNET
Lifecycle:
New from this manufacturer.
Delivery:
DHL
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EMS
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