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
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
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
…
0.6
0
…
1.6
0
…
4
0
…
10
0
…
25
Unit
bar
TO-8-3
Ordering Code
Q62705-K204
Q62705-K162
Q62705-K164
Q62705-K166
Q62705-K168
P
0
…
P
N
Semiconductor Group
1
02.97
KPY 42-A
KPY 46-A
Absolute Maximum Ratings
Parameter
Pressure overload
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
Operating temperature range
Storage temperature range
Supply voltage
Symbol
P
MAX
Limit Values Unit
bar
6
10
16
30
40
−
40
… +
125 ˚C
−
50
… +
150 ˚C
12
V
T
A
T
stg
V
IN
Electrical Characteristics
at
T
A
= 25 ˚C and
V
IN
= 5 V, unless otherwise specified.
Parameter
Bridge resistance
Sensitivity
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
Output voltage
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
Offset voltage
P
=
P
0
Linearity error (Best fit straight line)
Symbol
Limit Values
min. typ.
max.
4
−
8
11.0
5.6
4.0
1.8
15.0
8.8
6.0
2.6
24.0
12.5
9.0
4.0
Unit
kΩ
mV/
Vbar
R
B
s
V
fin
33
45
80
90
110
45
70
120
130
150
−
72
100
180
200
250
mV
V
0
F
L
mV
−
25
−
+
25
%
V
fin
±
0.15
±
0.35
±
0.15
−
±
0.1
−
%
V
fin
P
0
=
P
0
…
P
N
KPY 42
…
46 A
KPY 46 A
Pressure hysteresis
P
H
P
1
=
P
0
,
P
2
=
P
N
,
P
3
=
P
0
KPY 42
…
46 A
−
Semiconductor Group
2
KPY 42-A
KPY 46-A
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 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
Temperature coefficient of
V
0
KPY 42 A
KPY 43 A
KPY 44 A
KPY 45 A
KPY 46 A
Temperature coefficient of
R
B
KPY 42
…
46 A
Temperature coefficient of
V
0
;
V
fin
KPY 42 A
KPY 43
…
46 A
Package Outline
TO-8-3
Symbol
Limit Values
min.
typ.
max.
−
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
%/K
−
0.05
−
0.03
−
0.03
−
0.03
−
0.03
+
0.05
+
0.03
+
0.03
+
0.03
+
0.03
%/K
−
+
0.095
−
% v.
V
fin
−
0.5
−
0.3
−
−
+
0.5
+
0.3
Unit
%/K
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