INFINEON KPY33-RK

Silicon Piezoresistive
Relative Pressure Sensor
KPY 33-RK
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
TO-8-2
Type and
Marking
Symbol
Pressure
Range
Unit
Ordering Code
KPY 33-RK
P0 … PN
0 … 0.1
bar
Q62705-K274
Pin Configuration
2
+ VOUT
+ VIN
3
Not connected
4
Temperature sensor
(typ. R25 = 2 kΩ)
5
Temperature sensor
6
Shielding, to be connected
to + VIN
7
− VOUT
8
− VIN
1
Semiconductor Group
1
02.97
KPY 33-RK
Absolute Maximum Ratings
Parameter
Symbol
Limit Values
Unit
Pressure overload
PMAX
TA
Tstg
VIN
1.0
bar
− 40 … + 125
˚C
− 50 … + 150
˚C
12
V
Operating temperature range
Storage temperature range
Supply voltage
..
Electrical Characteristics
at TA = 25 ˚C and VIN = 5 V, unless otherwise specified
Parameter
Symbol
Limit Values
min.
typ.
max.
Unit
Bridge resistance
RB
4
−
8
kΩ
Sensitivity
s
Vfin
V0
56.0
80.0
−
mV/Vbar
28.0
40.0
−
mV
Output voltage
Offset voltage
P = P0
Linearity error (Best fit straight line)
P = P0 ... PN
FL
Pressure hysteresis
P1 = P0, P2 = PN, P3 = P0
PH
mV
− 25
−
−
± 0.2
−
± 0.1
+ 25
± 0.5
−
% Vfin
% Vfin
Electrical Characteristics
at T1 = 25 ˚C, Ts = 125 ˚C, T3 = 25 ˚C and Vfin = 5 V, unless otherwise specified
Parameter
Symbol
Limit Values
min.
Temperature coefficient of Vfin
TCVfin
Temperature coefficient of V0
TCV0
Temperature coefficient of RB
TCRB
Temperature hysteresis of V0; Vfin
TH
Semiconductor Group
typ.
Unit
max.
%/K
− 0.19
−
− 0.10
%/K
− 0.05
−
+ 0.05
%/K
−
− 0.7
2
+ 0.095 −
± 0.1
+ 0.7
% v. Vfin
KPY 33-RK
Package Outline
TO-8-2
Weight approx. 3.3 g
Dimensions in mm
Exterior Packaging
I.e. tubes, trays, boxes are shown in our Data Book “Package Information”.
Semiconductor Group
3