Datasheet

ADE7854/ADE7858/ADE7868/ADE7878 Data Sheet
Rev. G | Page 18 of 100
TYPICAL PERFORMANCE CHARACTERISTICS
1.5
–1.5
–1.2
–0.9
–0.6
–0.3
0
0.3
0.6
0.9
1.2
0.01 1001010.1
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
–40°C
+25°C
+85°C VDD = 3.3V
08510-601
Figure 10. Total Active Energy Error As Percentage of Reading (Gain = +1,
Power Factor = 1) over Temperature with Internal Reference and Integrator Off
0.15
–0.15
–0.10
–0.05
0
0.05
0.10
65
60555045
ERROR (%)
LINE FREQUENCY (Hz)
PF = +1.0
PF = –0.5
PF = +0.5
08510-602
Figure 11. Total Active Energy Error As Percentage of Reading (Gain = +1)
over Frequency with Internal Reference and Integrator Off
1.5
–1.5
–1.2
–0.9
–0.6
–0.3
0
0.3
0.6
0.9
1.2
0.01 1001010.1
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
2.97V
3.30V
3.63V
08510-603
T
A
= 25°C
Figure 12. Total Active Energy Error As Percentage of Reading (Gain = +1,
Power Factor = 1) over Power Supply with Internal Reference and Integrator Off
1.5
–1.5
–1.2
–0.9
–0.6
–0.3
0
0.3
0.6
0.9
1.2
0.01 1001010.1
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
08510-604
–40°C
+25°C
+85°C VDD = 3.3V
Figure 13. Total Active Energy Error As Percentage of Reading (Gain = +16,
Power Factor = 1) over Temperature with Internal Reference and Integrator On
1.5
–1.5
–1.2
–0.9
–0.6
–0.3
0
0.3
0.6
0.9
1.2
0.01 1001010.1
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
08510-605
–40°C
+25°C
+85°C
VDD = 3.3V
Figure 14. Total Reactive Energy Error As Percentage of Reading (Gain = +1,
Power Factor = 0) over Temperature with Internal Reference and Integrator Off
0.15
–0.15
–0.10
–0.05
0
0.05
0.10
6560555045
ERROR (%)
LINE FREQUENCY (Hz)
PF = 0
PF = –0.866
PF = +0.866
08510-606
Figure 15. Total Reactive Energy Error As Percentage of Reading (Gain = +1)
over Frequency with Internal Reference and Integrator Off