Datasheet

17
LT1168
1168fa
Single Supply Barometer
TYPICAL APPLICATIO S
U
–
+
+
–
–
+
2
1
1
1
2
1
R5
200k
R4
50k
R3
50k
R8
100k
R6
1k
LT1634CCZ-1.25
8
4
1/2
LT1490
3
R
SET
0.6% ACCURACY AT 25°C
1.7% ACCURACY AT 0°C TO 60°C
V
S
= 8V TO 30V
5k
5k
5k
5k
V
S
5
4
3
2
–
+
7
1/2
LT1490
5
6
2
8
LUCAS NOVA SENOR
NPC-1220-015-A-3L
7
V
S
6
1168 TA03
5
TO
4-DIGIT
DVM
4
R2
12Ω
LT1168
G = 60
R1
825Ω
3
6
R7
50k
VOLTS
2.800
3.000
3.200
INCHES Hg
28.00
30.00
32.00
2
–IN
OUTPUT
+IN
1
8
R1
1M
1168 TA02
2
3
5
6
6
C1
0.1µF
–
+
LT1677
R
G
3
f
–3dB
=
1
(2π)(R1)(C1)
= 1.59Hz
–
+
LT1168
REF
AC Coupled Instrumentation Amplifier