Silicon Piezoresistive
Absolute Pressure Sensor
KPY 52-AK
KPY 56-AK
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
• Built in silicon temperature sensor
• Provided for further fabrication, protection cap
•
•
•
•
TO-8-5
Type and
Marking
KPY 52 AK
KPY 53 AK
KPY 54 AK
KPY 55 AK
KPY 56 AK
Pin Configuration
1
2
3
4
5
6
7
8
Symbol
Pressure Range
0
…
0.6
0
…
1.6
0
…
4
0
…
10
0
…
25
Unit
bar
Ordering Code
Q62705-K205
Q62705-K192
Q62705-K194
Q62705-K196
Q62705-K198
P
0
…
P
N
Capillary tube
+
V
IN
−
V
OUT
Temperature sensor
(typ.
R
25
= 2 kΩ)
Temperature sensor
−
V
IN
+
V
OUT
Not connected
Semiconductor Group
1
02.97
KPY 52-AK
KPY 56-AK
Absolute Maximum Ratings
Parameter
Pressure overload
KPY 52 AK
KPY 53 AK
KPY 54 AK
KPY 55 AK
KPY 56 AK
Operating temperature range
Storage temperature range
Supply voltage
Symbol
Limit Values Unit
bar
6
10
16
30
75
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
Bridge resistance
Sensitivity
KPY 52 AK
KPY 53 AK
KPY 54 AK
KPY 55 AK
KPY 56 AK
Output voltage
KPY 52 AK
KPY 53 AK
KPY 54 AK
KPY 55 AK
KPY 56 AK
Offset voltage
P
=
P
0
Linearity error (Best fit straight line)
P
0
=
P
0
…
P
N
KPY 52
…
55 AK
KPY 56 AK
Pressure hysteresis
P
1
=
P
0
,
P
2
=
P
N
,
P
3
=
P
0
KPY 52
…
56 AK
Symbol
Limit Values
min.
typ.
−
15.0
8.8
6.0
2.6
1.2
45
70
120
130
150
−
max.
8
24.0
12.5
9.0
4.0
2.0
72
100
180
200
250
mV
−
25
+
25
%
V
fin
−
−
±
0.15
±
0.35
±
0.15
−
±
0.1
−
%
V
fin
kΩ
mV/
Vbar
4
11.0
5.6
4.0
1.8
0.88
Unit
R
B
s
V
fin
33
45
80
90
110
mV
V
0
F
L
P
H
−
Semiconductor Group
2
KPY 52-AK
KPY 56-AK
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 52 AK
KPY 53 AK
KPY 54 AK
KPY 55 AK
KPY 56 AK
Temperature coefficient of
V
0
KPY 52 AK
KPY 53 AK
KPY 54 AK
KPY 55 AK
KPY 56 AK
Temperature coefficient of
R
B
KPY 52
…
56 AK
Temperature hysteresis of
V
0
;
V
fin
KPY 52 AK
KPY 53
…
56 AK
Symbol
min.
Limit Values
typ.
−
0.15
−
0.16
−
0.17
−
0.17
−
0.17
−
−
−
−
−
max.
%/K
−
0.19
−
0.19
−
0.19
−
0.19
−
0.19
−
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
TC
Vfin
TC
V0
TC
RB
TH
Semiconductor Group
3
KPY 52-AK
KPY 56-AK
Package Outline
TO-8-5
Weight approx. 4.1 g
Dimension in mm
Exterior Packaging
I.e. tubes, trays, boxes are shown in our Data Book “Package Information”.
Semiconductor Group
4
DIY/Open Source Hardware
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