ADE7755
0.8
0.6
0.4
–40°C PF = 0.5
PF = 0.5
GAIN = 8
ON-CHIP REFERENCE
0.4
0.3
0.2
PF = 1
GAIN = 16
EXTERNAL REFERENCE
–40°C
0.2
0.1
0
–0.2
+25°C PF = 1
+25°C PF = 0.5
0
–0.1
+25°C
+85°C
–0.4
–0.6
+85°C PF = 0.5
–0.2
–0.3
–0.8
0.01
0.1
1
10
100
–0.4
0.01
0.1
1
10
100
0.4
FULL-SCALE CURRENT (%)
Figure 10. Error as a % of Reading (Gain = 8)
FULL-SCALE CURRENT (%)
Figure 13. Error as a % of Reading over Temperature with an External
Reference (Gain = 16)
0.8
0.2
0
–40°C PF = 0.5
+25°C PF = 1
0.6
0.4
PF = 1
–0.2
–0.4
–0.6
–0.8
PF = 0.5
GAIN = 16
ON-CHIP REFERENCE
+25°C PF = 0.5
+85°C PF = 0.5
0.2
0
–0.2
–0.4
PF = 0.5
–1.0
0.01
0.1
1
10
100
–0.6
45
50
55
60
65
70
75
0.4
FULL-SCALE CURRENT (%)
Figure 11. Error as a % of Reading (Gain = 16)
FREQUENCY (Hz)
Figure 14. Error as a % of Reading over Frequency
V DD
U1
V2P
G0 16
3.58MHz 33pF
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
PF = 1
GAIN = 2
EXTERNAL REFERENCE
+25°C
–40°C
+85°C
40A TO
40mA
500μ ?
1.5m ?
10m ?
220V
10μF
1M ?
1k ?
1k ?
33nF
1k ?
33nF
1k ?
33nF
33nF
100nF 100nF
3 2 1
AV DD AC/DC DV DD
4 NC F1 24
5 V1P F2 23
ADE7755 CF 22
REVP 20
6 V1N
NC 19
CLKOUT 18
7 V2N
CLKIN 17
8
G1 15
Y1
10μF
U3
1
2
33pF
GAIN
SELECT
K7
4
3
K8
PS2501-1
V DD
10k ?
–0.4
0.01
0.1
1
FULL-SCALE CURRENT (%)
10
100
10μF
100nF
10
REF IN/OUT
S0 14
S1 13
SCF 12
Figure 12. Error as a % of Reading over Temperature with an External
Reference (Gain = 2)
NC = NO CONNECT
RESET AGND DGND
9 11 21
10nF
10nF
10nF
V DD
Figure 15. Test Circuit for Performance Curves
Rev. A | Page 9 of 20
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