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 |
|
|
|
|
|
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KPY 52 A |
P0 ¼ PN |
0 ¼ 0.6 |
bar |
Q62705-K211 |
|
|
|
|
|
|
|
KPY 53 A |
|
0 |
¼ 1.6 |
|
Q62705-K177 |
|
|
|
|
|
|
KPY 54 A |
|
0 |
¼ 4 |
|
Q62705-K179 |
|
|
|
|
|
|
KPY 55 A |
|
0 |
¼ 10 |
|
Q62705-K181 |
|
|
|
|
|
|
KPY 56 A |
|
0 |
¼ 25 |
|
Q62705-K183 |
|
|
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|
|
|
Pin Configuration
1 |
Capillary tube |
|
|
2 |
+ VIN |
|
|
3 |
- VOUT |
4 |
Temperature sensor |
|
(typ. R25 = 2 kW) |
|
|
5 |
Temperature sensor |
|
|
6 |
- VIN |
|
|
7 |
+ VOUT |
8 |
Not connected |
|
|
Semiconductor Group
1 |
02.97 |
KPY 52-A
KPY 56-A
Absolute Maximum Ratings
Parameter |
Symbol |
Limit Values |
Unit |
|
|
|
|
Pressure overload |
PMAX |
|
bar |
KPY 52 A |
|
2 |
|
KPY 53 A |
|
6 |
|
KPY 54 A |
|
10 |
|
KPY 55 A |
|
16 |
|
KPY 56 A |
|
30 |
|
|
|
|
|
Operating temperature range |
TA |
- 40 ¼ + 125 |
˚C |
|
|
|
|
Storage temperature range |
Tstg |
- 50 ¼ + 130 |
˚C |
Supply voltage |
VIN |
12 |
V |
Electrical Characteristics
at TA = 25 ˚C and VIN = 5 V, unless otherwise specified.
Parameter |
Symbol |
|
Limit Values |
Unit |
||
|
|
|
|
|
|
|
|
|
min. |
|
typ. |
max. |
|
|
|
|
|
|
|
|
Bridge resistance |
RB |
4 |
|
- |
8 |
kW |
|
|
|
|
|
|
|
Sensitivity |
s |
|
|
|
|
mV/ |
KPY 52 A |
|
11.0 |
|
15.0 |
24.0 |
Vbar |
KPY 53 A |
|
5.6 |
|
8.8 |
12.5 |
|
KPY 54 A |
|
4.0 |
|
6.0 |
9.0 |
|
KPY 55 A |
|
1.8 |
|
2.6 |
4.0 |
|
KPY 56 A |
|
0.88 |
|
1.2 |
2.0 |
|
|
|
|
|
|
|
|
Output voltage |
Vfin |
|
|
|
|
mV |
KPY 52 A |
|
33 |
|
45 |
72 |
|
KPY 53 A |
|
45 |
|
70 |
100 |
|
KPY 54 A |
|
80 |
|
120 |
180 |
|
KPY 55 A |
|
90 |
|
130 |
200 |
|
KPY 56 A |
|
110 |
|
150 |
250 |
|
|
|
|
|
|
|
|
Offset voltage |
V0 |
- 25 |
|
- |
+ 25 |
mV |
P = P0 |
|
|
|
|||
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|
|
|
|
|
|
Linearity error (best fit straight line) |
FL |
|
|
|
|
% Vfin |
P0 = P0 ¼ PN |
|
|
|
|
|
|
KPY 52¼ 55 A |
|
- |
|
± 0.15 |
± 0.35 |
|
KPY 56A |
|
- |
|
± 0.15 |
- |
|
|
|
|
|
|
|
|
Pressure hysteresis |
PH |
|
|
|
|
% Vfin |
P1 = P0, P2 = PN, P3 = P0 KPY 52 ¼ 56 A |
|
- |
|
± 0.1 |
- |
|
|
|
|
|
|
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|
Semiconductor Group |
2 |
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