Siemens KPY56A, KPY54A, KPY52A, KPY55A, KPY53A Datasheet
Silicon Piezoresistive
Absolute Pressure Sensor
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
• Media compatible stainless steel housing
KPY 52-A
KPY 56-A
Stainless Steel Package
Type and
Symbol Pressure Range Unit Ordering Code
Marking
KPY 52 A
P
… P
0
0 … 0.6 bar Q62705-K211
N
KPY 53 A 0 … 1.6 Q62705-K177
KPY 54 A 0 … 4 Q62705-K179
KPY 55 A 0 … 10 Q62705-K181
KPY 56 A 0 … 25 Q62705-K183
Pin Configuration
1 Capillary tube
2+
3 − V
V
IN
OUT
4 Temperature sensor
(typ.
R
= 2 kΩ)
25
5 Temperature sensor
6 −
7+V
V
IN
OUT
8 Not connected
Semiconductor Group 1 02.97
KPY 52-A
KPY 56-A
Absolute Maximum Ratings
Parameter Symbol Limit Values Unit
Pressure overload
Operating temperature range
Storage temperature range
Supply voltage
KPY 52 A
KPY 53 A
KPY 54 A
KPY 55 A
KPY 56 A
P
T
T
V
MAX
A
stg
IN
2
6
10
16
30
− 40 …+ 125 ˚C
− 50 …+ 130 ˚C
12 V
bar
Electrical Characteristics
at
T
= 25 ˚C and VIN = 5 V, unless otherwise specified.
A
Parameter Symbol Limit Values Unit
min. typ. max.
Bridge resistance
Sensitivity
KPY 52 A
KPY 53 A
KPY 54 A
KPY 55 A
KPY 56 A
R
s
B
4 − 8kΩ
mV/
11.0
5.6
4.0
1.8
0.88
15.0
8.8
6.0
2.6
1.2
24.0
12.5
9.0
4.0
2.0
Vbar
Output voltage
KPY 52 A
KPY 53 A
KPY 54 A
KPY 55 A
KPY 56 A
Offset voltage
P = P
0
Linearity error (best fit straight line)
P
= P0… P
0
N
KPY 52… 55 A
KPY 56A
Pressure hysteresis
P
= P0, P2 = PN, P3 = P0KPY 52 … 56 A
1
Semiconductor Group 2
V
V
F
P
fin
0
L
H
33
45
80
90
110
45
70
120
130
150
72
100
180
200
250
− 25 −+ 25
−
−
± 0.15
± 0.15
± 0.35
−
−± 0.1 −
mV
mV
% V
V
%
fin
fin
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