Pressure sensors
C32 series
Absolute pressure sensor die for wet media
Preliminary data
Technical data
Absolute maximum ratings
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Units
Supply voltage
Maximum supply voltage
Temperature ranges
VDD
Without damage 1)
10
V
2)
–40
–40
–40
135
140
150
°C
°C
°C
Operating temperature range
Ta
For t <15 min
3)
Storage temperature range
Pressure ranges
Tst
Operating pressure ranges
Over pressure
pr
Absolute pressure 4)
Absolute pressure 5)
Absolute pressure 6)
0 ... 1.6
0 ... 40
bar
pr
pov
pberst
2.5
3
Burst pressure
pr
Electrical specifications
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Units
4)
Operating pressure
pr
See next table
bar
Supply voltage / bridge resistance
Operating supply voltage
Total bridge resistance
7)
VDD
RS
1.0
2.6
2.0
3
5.0
V
@ 25 °C 8)
@ 25 °C 9)
3.3
2.3
5
4.0
2.7
8
kΩ
10–3/K
10–6/K2
αRs
βRs
Temperature coefficient
of total bridge resistance
Output signal @ VDD = 5 V
Offset
V0
@ 25 °C 10)
@ 25 °C 13)
@ 25 °C 15)
See next table
See next table
mV
Sensitivity
S
mV/bar
10–3/K
10–6/K2
% FS
–2.5
3
–2.2
5
–1.9
αS
Temperature coefficient
of the sensitivity
8
βS
16)
Pressure hysteresis
pHys
–0.1
0.1
Long-term stability (Full scale normal output FSON = 120 mV)
17)
Temperature hysteresis of offset
Temperature cycle drift of offset
High temperature drift of offset
Long term stability of offset
THV0
–0.2
–0.1
–0.25
–0.3
0.1
0.2
0.1
% FSON
% FSON
% FSON
% FSON
17)
17)
17)
TCDV0
HTDV0
LTSV0
0.05
0.05
0.1
0.25
0.3
AS SEN PD
2009-08-03
Please read Cautions and warnings and
Page 3 of 8
Important notes at the end of this document.
EPCOS [ EPCOS ]
