Datasheet

ADE7758 Data Sheet
Rev. E | Page 12 of 72
TYPICAL PERFORMANCE CHARACTERISTICS
0.5
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
+25°C
PF = 1
+85°C
–40°C
04443-006
Figure 6. Active Energy Error as a Percentage of Reading (Gain = +1) over
Temperature with Internal Reference and Integrator Off
0.3
–0.3
–0.2
–0.1
0
0.1
0.2
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
PF = +1, +25°C
PF = +0.5, +25°C
PF = –0.5, +25°C
PF = +0.5, +85°C
PF = +0.5, –40°C
04443-007
Figure 7. Active Energy Error as a Percentage of Reading (Gain = +1) over
Power Factor with Internal Reference and Integrator Off
0.3
–0.3
–0.2
–0.1
0
0.1
0.2
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
GAIN = +2
GAIN = +4
PF = 1
GAIN = +1
04443-008
Figure 8. Active Energy Error as a Percentage of Reading over
Gain with Internal Reference and Integrator Off
0.20
–0.20
–0.15
–0.10
–0.05
0
0.05
0.10
0.15
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
PF = –0.5, +25°C
PF = +0.5, +25°C
PF = +0.5, –40°C
PF = +0.5, +85°C
04443-009
Figure 9. Active Energy Error as a Percentage of Reading (Gain = +1) over
Temperature with External Reference and Integrator Off
0.5
0.6
–0.2
–0.3
–0.4
–0.1
0
0.1
0.2
0.3
0.4
45 47 49 51 53 55 57 59 61 63 65
LINE FREQUENCY (Hz)
PERCENT ERROR (%)
WITH RESPECT TO 55Hz
PF = 1
PF = 0.5
04443-010
Figure 10. Active Energy Error as a Percentage of Reading (Gain = +1) over
Frequency with Internal Reference and Integrator Off
0.08
0.10
–0.06
–0.08
–0.10
–0.04
–0.02
0
0.02
0.04
0.06
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
WITH RESPECT TO 5V; 3A
V
DD
=5V
V
DD
= 5.25V
V
DD
= 4.75V
PF = 1
04443-011
Figure 11. Active Energy Error as a Percentage of Reading (Gain = +1) over
Power Supply with Internal Reference and Integrator Off