Silicon Piezoresistive
Relative 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
• Provided for further fabrication, protection cap
KPY 32-RK
Similar to TO-8
Type and
Symbol Pressure
Marking
KPY 32-RK
P
… P
0
N
Pin Configuration
1 −
2 − V
V
IN
OUT
3 Not connected
4 Temperature sensor
(typ.
R
= 2 kΩ)
25
5 Temperature sensor
6 Shielding, to be connected
to +
V
IN
7 + V
8 + V
IN
OUT
Unit Ordering Code
Range
0
… 0.06 bar Q62705-K266
Semiconductor Group 1 02.97
KPY 32-RK
Absolute Maximum Ratings
Parameter Symbol Limit Values Unit
Pressure overload
Operating temperature range
Storage temperature range
Supply voltage
P
T
T
V
MAX
A
stg
IN
± 0.6 bar
− 40 …+ 125 ˚C
− 50 …+ 150 ˚C
12 V
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
Output voltage
Offset voltage
P = P
0
Linearity error (Best fit straight line)
P = P
... P
0
N
R
s
V
V
F
B
fin
0
L
4 − 8kΩ
100.0 220.0 − mV/Vbar
30.0 66.0 − mV
mV
− 25 −+ 25
V
%
−± 0.3 ± 2.0
fin
Pressure hysteresis
P
= P0, P2= PN, P3= P
1
0
P
V
H
%
−± 0.1 −
Electrical Characteristics
at
T
= 25 ˚C, T2 = 125 ˚C, T3 = 25 ˚C and VIN = 5 V, unless otherwise specified.
1
Parameter Symbol Limit Values Unit
min. typ. max.
Temperature coefficient of
V
fin
TC
Vfin
%/K
− 0.19 −−0.11
Temperature coefficient of
V
0
TC
V0
%/K
− 0.06 −+0.06
Temperature coefficient of
R
TC
B
RB
%/K
− + 0.095 −
Temperature hysteresis of
V
V
0
fin
;
TH
% v. V
− 0.7 −+ 0.7
fin
fin
Semiconductor Group 2