TO-8-3
Semiconductor Group
1
02.97
Silicon Piezoresistive
Absolute Pressure Sensor
KPY 42-A
KPY 46-A
Features
Low pressure and temperature hysteresis
Fast response
High sensitivity and linearity
Fatigue free monocrystaline silicon diaphragm
giving high load cycle stability
High long term stability
Pressure coupled to rearside of silicon diaphragm
Built in silicon temperature sensor
Type and
Marking
Symbol
Pressure Range
Unit
Ordering Code
KPY 42 A
P
0
...
P
N
0
...
0.6
bar
Q62705-K204
KPY 43 A
0
...
1.6
Q62705-K162
KPY 44 A
0
...
4
Q62705-K164
KPY 45 A
0
...
10
Q62705-K166
KPY 46 A
0
...
25
Q62705-K168
Pin Configuration
1
Capillary tube
2
+
V
IN
3
-
V
OUT
4
Temperature sensor
(typ.
R
25
= 2 k
)
5
Temperature sensor
6
-
V
IN
7
+
V
OUT
8
Not connected
KPY 42-A
KPY 46-A
Semiconductor Group
2
Absolute Maximum Ratings
Parameter
Symbol
Limit Values
Unit
Pressure overload
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
P
MAX
6
10
16
30
40
bar
Operating temperature range
T
A
-
40
... +
125 C
Storage temperature range
T
stg
-
50
... +
150 C
Supply voltage
V
IN
12
V
Electrical Characteristics
at
T
A
= 25 C and
V
IN
= 5 V, unless otherwise specified.
Parameter
Symbol
Limit Values
Unit
min.
typ.
max.
Bridge resistance
R
B
4
-
8
k
Sensitivity
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
s
11.0
5.6
4.0
1.8
15.0
8.8
6.0
2.6
24.0
12.5
9.0
4.0
mV/
Vbar
Output voltage
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
V
fin
33
45
80
90
110
45
70
120
130
150
72
100
180
200
250
mV
Offset voltage
P
=
P
0
V
0
-
25
-
+
25
mV
Linearity error (Best fit straight line)
F
L
%
V
fin
P
0
=
P
0
...
P
N
KPY 42
...
46 A
KPY 46 A
-
0.15
0.15
0.35
-
Pressure hysteresis
P
1
=
P
0
,
P
2
=
P
N
,
P
3
=
P
0
KPY 42
...
46 A
P
H
-
0.1
-
%
V
fin
KPY 42-A
KPY 46-A
Semiconductor Group
3
Package Outline
Electrical Characteristics
at
T
1
= 25 C,
T
2
= 125 C,
T
3
= 25 C and
V
IN
= 5 V, unless otherwise specified.
Parameter
Symbol
Limit Values
Unit
min.
typ.
max.
Temperature coefficient of
V
fin
TC
Vfin
%/K
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
-
0.19
-
0.19
-
0.19
-
0.19
-
0.19
-
0.15
-
0.16
-
0.17
-
0.17
-
0.17
-
0.12
-
0.13
-
0.14
-
0.14
-
0.15
Temperature coefficient of
V
0
TC
V0
%/K
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
-
0.05
-
0.03
-
0.03
-
0.03
-
0.03
-
-
-
-
-
+
0.05
+
0.03
+
0.03
+
0.03
+
0.03
Temperature coefficient of
R
B
TC
RB
%/K
KPY 42
...
46 A
-
+
0.095
-
Temperature coefficient of
V
0
;
V
fin
TH
% v.
V
fin
KPY 42 A
KPY 43
...
46 A
-
0.5
-
0.3
-
-
+
0.5
+
0.3
TO-8-3
Weight approx. 3.2 g
Dimensions in mm
Exterior Packaging
I.e. tubes, trays, boxes are shown in our Data Book "Package Information".
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