LT1013AMH Linear Technology, LT1013AMH Datasheet - Page 11

• Manufacturer Part Number: LT1013AMH
• Description: Quad Precision Op Amp
• Manufacturer: Linear Technology

TYPICAL APPLICATIONS
0.068
+9V
+9V
2
3
100k
15k
–
+
LT1014
+9V
15k
3k
4
11
0.068
0.068
1
–INPUT
+INPUT
100k
100k
CONVERT COMMAND
1N4148
15
14
7
6
U
74C221
TO A/D
9V Battery Powered Strain Gauge Signal Conditioner
1 F
20k
20k
5V Powered Precision Instrumentation Amplifier
1
5
22M
4.7k
CABLE SHIELDS
13
9
STRAIN GAUGE
INPUT
+5V
+5V
0.01
330
BRIDGE
TO
350
†
†
†
†
+9V
8
2
3
RG (TYP 2k)
6
5
2N2219
–
+
–
+
LT1014
LT1014
47 F
LT1014
200k*
200k*
TO A/D RATIO
REFERENCE
*
†
10
1% FILM RESISTOR. MATCH 10k's 0.05%
GAIN EQUATION: A =
FOR HIGH SOURCE IMPEDANCES,
USE 2N2222 AS DIODES.
–
+
6
5
9
SAMPLED OPERATION GIVES LOW AVERAGE OPERATING CURRENT 650 A.
4.7k–0.01 F RC PROTECTS STRAIN BRIDGE FROM LONG TERM DRIFTS DUE TO
HIGH V/ T STEPS.
9
10
–
+
–
+
1
7
LT1014
LT1014
10k
10k
10k*
10k*
7
8
13
12
400,000
RG
–
+
499
499
10k*
LT1014
+5V
+ 1.
10k*
4
11
13
12
100k
–
+
LT1014
14
100k
LT1013/LT1014
OUTPUT
14
TO A/D
11