ADE7755
0.8
0.6
–40 C PF = 0.5
0.4
0.2
PF = 0.5
GAIN = 8
ON-CHIP REFERENCE
0.4
0.3
0.2
0.1
+25 C
0.0
–0.1
+85 C
–0.2
–0.3
–0.4
0.01
PF = 1
GAIN = 16
EXTERNAL REFERENCE
–40 C
% ERROR
+25 C PF = 1
0.0
–0.2
–0.4
+85 C PF = 0.5
–0.6
–0.8
0.01
+25 C PF = 0.5
0.1
1
Amps
10
100
% ERROR
0.1
1
Amps
10
100
TPC 7. Error as a % of Reading (Gain = 8)
TPC 10. Error as a % of Reading over Temperature
with an External Reference (Gain = 16)
0.4
0.2
0.0
+25 C PF = 1
% ERROR
0.8
–40 C PF = 0.5
0.6
PF = 1
0.4
% ERROR
–0.2
+25 C PF = 0.5
–0.4
–0.6
–0.8
–1.0
0.01
PF = 0.5
GAIN = 16
ON-CHIP REFERENCE
0.1
1
Amps
10
100
+85 C PF = 0.5
0.2
PF = 0.5
0.0
–0.2
–0.4
–0.6
45
50
55
60
65
FREQUENCY – Hz
70
75
TPC 8. Error as a % of Reading (Gain = 16)
TPC 11. Error as a % of Reading over Frequency
V
DD
10 F
100nF
100nF
10 F
0.4
0.3
0.2
–40 C
0.1
PF = 1
GAIN = 2
EXTERNAL REFERENCE
40A TO
40mA
1k
500
1.5m
10m
33nF
1k
33nF
+25 C
AV
DD
AC/DC DV
DD
NC
V1P
F1
U3
K7
ADE7755
V1N
U1
F2
CF
PS2501-1
K8
REVP
NC
CLKOUT
33pF
Y1
3.58MHz 33pF
V
DD
GAIN
SELECT
10k
% ERROR
1k
V2N
33nF
0.0
–0.1
+85 C
–0.2
–0.3
–0.4
0.01
CLKIN
V2P
G0
G1
S0
REF
IN/OUT
1M
220V
1k
33nF
10 F
100nF
S1
10nF
10nF
10nF
SCF
RESET
AGND DGND
0.1
1
Amps
10
100
NC = NO CONNECT
V
DD
TPC 9. Error as a % of Reading over Temperature
with an External Reference (Gain = 2)
TPC 12. Test Circuit for Performance Curves
–8–
REV. 0
AD [ ANALOG DEVICES ]
