Datasheet

Data Sheet ADE7880
Rev. A | Page 13 of 104
TYPICAL PERFORMANCE CHARACTERISTICS
0.5
–0.5
–0.3
–0.1
0.1
0.3
0.01 0.1 1 10 100
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
+25°C, PF = 1.0
–40°C, PF = 1.0
+85°C, PF = 1.0
10193-100
Figure 7. Total Active Energy Error as Percentage of Reading (Gain = +1,
Power Factor = 1) over Temperature with Internal Reference and
Integrator Off
0.5
–0.5
–0.3
–0.1
0.1
0.3
0.01 0.1 1 10 100
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
GAIN = +1
GAIN = +2
GAIN = +4
GAIN = +8
GAIN = +16
10193-101
Figure 8. Total Active Energy Error as Percentage of Reading over Gain with
Internal Reference and Integrator Off
0.5
–0.5
–0.3
–0.1
0.1
0.3
45 47 49 51 53 55 57 59 61 63 65
ERROR (%)
LINE FREQUENCY (Hz)
PF = +1.0
PF = +0.5
PF = –0.5
10193-102
Figure 9. Total Active Energy Error as Percentage of Reading (Gain = +1) over
Frequency with Internal Reference and Integrator Off
0.5
–0.5
–0.3
–0.1
0.1
0.3
0.01 0.1 1 10 100
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
V
DD
= 2.97V
V
DD
= 3.30V
V
DD
= 3.63V
10193-103
Figure 10. Total Active Energy Error as Percentage of Reading (Gain = +1)
over Power Supply with Internal Reference and Integrator Off
0.5
–0.5
–0.3
–0.1
0.1
0.3
0.01 0.1 1 10 100
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
+25°C, PF = 1.0
–40°C, PF = 1.0
+85°C, PF = 1.0
10193-104
Figure 11. Total Active Energy Error as Percentage of Reading (Gain = +16)
over Temperature with Internal Reference and Integrator On
0.5
–0.5
–0.3
–0.1
0.1
0.3
0.01 0.1 1 10 100
ERROR (%)
PERCENTAGE OF FULL-SCALE CURRENT (%)
+25°C, PF = 1.0
–40°C, PF = 1.0
+85°C, PF = 1.0
10193-105
Figure 12. Fundamental Active Energy Error as Percentage of Reading
(Gain = +1, Power Factor = 1) over Temperature with Internal Reference and
Integrator Off