ADE7758 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
ADE7758 Datasheet PDF : 72 Pages
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ADE7758
0.10
0.08
0.06
5.25V
0.04
5V
0.02
0
–0.02
–0.04
–0.06
4.75V
–0.08
–0.10
0.01
0.1
1
10
100
PERCENT FULL-SCALE CURRENT (%)
Figure 18. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Supply with Internal Reference and Integrator Off
0.3
PF = 0
0.2
GAIN = +2
GAIN = +4
0.1
0
GAIN = +1
–0.1
–0.2
–0.3
0.01
0.1
1
10
100
PERCENT FULL-SCALE CURRENT (%)
Figure 19. Reactive Energy Error as a Percentage of Reading over Gain with
Internal Reference and Integrator Off
0.4
PF = 1
0.3
0.2
ALL PHASES
PHASE C
0.1
0
–0.1
PHASE B
–0.2
PHASE A
–0.3
–0.4
0.01
0.1
1
10
100
PERCENT FULL-SCALE CURRENT (%)
Figure 20. VARCF Error as a Percentage of Reading (Gain = +1)
with Internal Reference and Integrator Off
Data Sheet
0.3
0.2
–40°C
0.1
0
+25°C
–0.1
+85°C
–0.2
–0.3
0.01
0.1
1
10
100
PERCENT FULL-SCALE CURRENT (%)
Figure 21. Active Energy Error as a Percentage of Reading (Gain = +4) over
Temperature with Internal Reference and Integrator On
0.5
0.4
0.3
0.2
PF = +0.5, +25°C
0.1
PF = +0.5, –40°C
0
–0.1
PF = +1, +25°C PF = –0.5, +25°C
–0.2
–0.3
PF = +0.5, +85°C
–0.4
–0.5
0.01
0.1
1
10
100
PERCENT FULL-SCALE CURRENT (%)
Figure 22. Active Energy Error as a Percentage of Reading (Gain = +4) over
Power Factor with Internal Reference and Integrator On
0.8
0.6
PF = –0.866, –40°C
0.4
0.2
PF = 0, +25°C
0
–0.2
PF = +0.866, +25°C
–0.4
PF = –0.866, +25°C
PF = –0.866, +85°C
–0.6
–0.8
0.01
0.1
1
10
100
PERCENT FULL-SCALE CURRENT (%)
Figure 23. Reactive Energy Error as a Percentage of Reading (Gain = +4) over
Power Factor with Internal Reference and Integrator On
Rev. E | Page 14 of 72
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