ADT70 Analog Devices, ADT70 Datasheet - Page 5

• Manufacturer Part Number: ADT70
• Description: PRTD Conditioning Circuit And Temperature Controller
• Manufacturer: Analog Devices

REV. 0
Figure 7. Instrumentation Amplifier Input Offset Current
vs. Temperature
Figure 8. Instrumentation Amplifier Gain vs. Temperature
Figure 9. Op Amp Input Offset Voltage vs. Temperature
1.55
1.45
100
100
1.6
1.5
1.4
500
400
300
200
100
100
200
300
400
500
80
60
40
20
20
40
60
80
0
0
V
V
V
S
S
S
= +5V, NO LOAD
= +5V, NO LOAD
= +5V, NO LOAD
25
25
25
TEMPERATURE – C
TEMPERATURE – C
TEMPERATURE – C
25
25
25
75
75
75
125
125
125
–5–
Figure 11. Op Amp Input Offset Current vs. Temperature
Figure 10. Op Amp Input Bias Current vs. Temperature
Figure 12. Reference Voltage vs. Temperature
2.505
2.495
2.51
2.49
500
400
300
200
100
2.5
10
20
30
40
50
60
70
0
0
V
V
V
S
S
S
= +5V, NO LOAD
= +5V, NO LOAD
= +5V, NO LOAD
25
25
25
TEMPERATURE – C
TEMPERATURE – C
TEMPERATURE – C
25
25
25
75
75
75
125
125
125
ADT70