ca3193 Intersil Corporation, ca3193 Datasheet - Page 8

• Manufacturer Part Number: ca3193
• Description: 1.2mhz, bicmos precision Operational amplifiers
• Manufacturer: Intersil Corporation

Typical Applications
The CA3193 is an excellent choice for use with
thermocouples. In Figure 11, the CA3193 amplifies the
Typical Performance Curves
FIGURE 12. TYPICAL INPUT OFFSET VOLTAGE
400
300
200
100
0
-50
TEMPERATURE CHARACTERISTIC
0
THERMOCOUPLE
TEMPERATURE (
50
CA3193A (-25
FIGURE 11. THE CA3193 USED INA THERMOCOUPLE CIRCUIT
ALL RESISTORS ARE 1%.
ALL RESISTORS ARE IN OHMS.
(Continued)
CA3193 (0
100
o
22M
C)
0.1PF
10K
o
o
C to 70
C to 85
22M
150
CA3193, CA3193A
o
o
C)
C)
22M
20K
3
2
1
CA3193
+
-
7
4
V+
1K
-15V
67
+15V
10K
generated signal 500 times. The three 22M: resistors will
provide full-scale output if the thermocouple opens.
5
6
20K
300
200
100
FIGURE 13. INPUT OFFSET VOLTAGE vs TIME
0
499K
1K
0
0
EQUIVALENTT IME ATT EMPERATURE= 2 5
TIMEA T AMBIENT TEMPERATURE= 1 25
8.2K
2K
0-1mA
V
OUT
500
385
1000
770
CA3193A
CA3193
o
C (HOURS)
o
C (DAYS)
1500
1155