ADE7753(RevA) Просмотр технического описания (PDF) - Analog Devices
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производитель
ADE7753 Datasheet PDF : 60 Pages
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0.5
GAIN = 1
0.4
INTEGRATOR OFF
EXTERNAL REFERENCE
0.3
0.2
+25°C, PF = 0
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.1
+25°C, PF = 0.5
–40°C, PF = 0.5
+85°C, PF = 0.5
1
10
FULL-SCALE CURRENT (%)
100
02875-0-013
Figure 12. Reactive Energy Error as a Percentage of Reading (Gain = 1) over
Power Factor with External Reference and Integrator Off
0.20
0.15
–40°C, PF = 0
0.10
0.05
+25°C, PF = 0
0
GAIN = 8
INTEGRATOR OFF
INTERNAL REFERENCE
–0.05
–0.10
+85°C, PF = 0
–0.15
–0.20
0.1
1
10
FULL-SCALE CURRENT (%)
100
02875-0-014
Figure 13. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Temperature with Internal Reference and Integrator Off
0.3
GAIN = 8
0.2
INTEGRATOR OFF
INTERNAL REFERENCE
0.1
–40°C, PF = 0.5
+25°C, PF = 0
0
–0.1
+85°C, PF = 0.5 +25°C, PF = 0.5
–0.2
–0.3
0.1
1
10
FULL-SCALE CURRENT (%)
100
02875-0-015
Figure 14. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Power Factor with Internal Reference and Integrator Off
ADE7753
0.35
0.25
0.15
0.05 +85°C, PF = 0
GAIN = 8
INTEGRATOR OFF
EXTERNAL REFERENCE
+25°C, PF = 0
–0.05
–0.15
–0.25
–40°C, PF = 0
–0.35
0.1
1
10
FULL-SCALE CURRENT (%)
100
02875-0-016
Figure 15. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Temperature with External Reference and Integrator Off
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.1
GAIN = 8
INTEGRATOR OFF
EXTERNAL REFERENCE
+25°C, PF = 0
+85°C, PF = 0.5
–40°C, PF = 0.5
+25°C, PF = 0.5
1
10
FULL-SCALE CURRENT (%)
100
02875-0-017
Figure 16. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Power Factor with External Reference and Integrator Off
0.3
0.2
5.25V
GAIN = 8
INTEGRATOR OFF
0.1
INTERNAL REFERENCE
0
5.0V
–0.1
4.75V
–0.2
–0.3
0.1
1
10
FULL-SCALE CURRENT (%)
100
02875-0-018
Figure 17. Active Energy Error as a Percentage of Reading (Gain = 8) over
Power Supply with Internal Reference and Integrator Off
Rev. A | Page 11 of 60
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