Silicon Piezoresistive
Relative Pressure Sensor
KPY 41-R
KPY 46-R
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
KPY 41 R
KPY 42 R
KPY 43 R
KPY 44 R
KPY 45 R
KPY 46 R
Pin Configuration
1
2
3
4
5
6
7
8
Capillary tube
+
V
IN
−
V
OUT
Temperature sensor
(typ.
R
25
= 2 kΩ)
Temperature sensor
−
V
IN
+
V
OUT
Not connected
Symbol
Pressure Range
0
…
0.25
0
…
0.6
0
…
1.6
0
…
4
0
…
10
0
…
25
Unit
bar
TO-8-4
Ordering Code
Q62705-K159
Q62705-K160
Q62705-K161
Q62705-K163
Q62705-K165
Q62705-K167
P
0
…
P
N
Semiconductor Group
1
02.97
KPY 41-R
KPY 46-R
Absolute Maximum Ratings
Parameter
Pressure overload
KPY 41 R
KPY 42 R
KPY 43 R
KPY 44 R
KPY 45 R
KPY 46 R
Operating temperature range
Storage temperature range
Supply voltage
Symbol
Limit Value
2
6
10
16
30
40
Unit
bar
P
MAX
T
A
T
stg
V
IN
−
40
… +
125 ˚C
−
50
… +
150 ˚C
12
V
Electrical Characteristics
at
T
A
= 25 ˚C and
V
IN
= 5 V, unless otherwise specified.
Parameter
Symbol
Limit Values
min.
typ.
max.
Bridge resistance
R
B
4
−
8
Sensitivity
s
32.0
24.0
KPY 41 R
16.8
24.0
15.0
KPY 42 R
11.0
12.5
8.8
KPY 43 R
5.6
9.0
6.0
KPY 44 R
4.0
4.0
2.6
KPY 45 R
1.8
2.0
1.2
KPY 46 R
0.88
Output voltage
V
fin
KPY 41 R
40
30
21
KPY 42 R
72
45
33
KPY 43 R
100
70
45
KPY 44 R
180
120
80
KPY 45 R
200
130
90
KPY 46 R
250
150
110
Offset voltage
V
0
P
=
P
0
−
25
−
+
25
Linearity error (Best fit straight line)
F
L
P
0
=
P
0
…
P
N
KPY 41
…
45 R
−
±
0.15
±
0.35
KPY 46 R
±
0.15
−
Pressure hysteresis
P
H
P
1
=
P
0
,
P
2
=
P
N
,
KPY 41
…
46 R
−
±
0.1
−
P
3
=
P
0
Semiconductor Group
2
Unit
kΩ
mV/Vbar
mV
mV
%
V
fin
%
V
fin
KPY 41-R
KPY 46-R
Electrical Characteristics
at
T
1
= 25 ˚C,
T
2
= 125 ˚C,
T
3
= 25 ˚C and
V
IN
= 5 V, unless otherwise specified.
Parameter
Temperature coefficient of
V
fin
KPY 41 R
KPY 42 R
KPY 43 R
KPY 44 R
KPY 45 R
KPY 46 R
Temperature coefficient of
V
0
KPY 41 R
KPY 42 R
KPY 43 R
KPY 44 R
KPY 45 R
KPY 46 R
Temperature coefficient of
R
B
KPY 41
…
46 R
Temperature hysteresis of
V
0
;
V
fin
KPY 41 R
KPY 42 R
KPY 43
…
46 R
Package Outline
TO-8-4
Symbol
min.
Limit Values
typ.
−
0.13
−
0.15
−
0.16
−
0.17
−
0.17
−
0.17
−
−
−
−
−
−
max.
%/K
−
0.19
−
0.19
−
0.19
−
0.19
−
0.19
−
0.19
−
0.05
−
0.05
−
0.03
−
0.03
−
0.03
−
0.03
−
−
0.7
−
0.5
−
0.3
−
0.09
−
0.12
−
0.13
−
0.14
−
0.14
−
0.15
%/K
+
0.05
+
0.05
+
0.03
+
0.03
+
0.03
+
0.03
%/K
+
0.095
−
−
−
−
+
0.7
+
0.5
+
0.3
% v.
V
fin
Unit
TC
Vfin
TC
V0
TC
RB
TH
Weight approx. 3.2 g
Dimensions in mm
Exterior Packaging
I.e. tubes, trays, boxes are shown in our Data Book “Package Information”.
Semiconductor Group
3