Cirrus-logic CDB5480U Manual de usuario Pagina 13

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CDB5480U
DS893DB5 13
1.6.3 Rogowski Coil Power Meter Example
Rogowski coil power meter can be easily connected to the CDB5480U evaluation board. Figure 8 shows
the voltage and current connections for the Rogowski sensor and its associated filter configurations.
Figure 8. Rogowski Coil Power Meter
For more information, see AN365: Using the CS5480/84/90 Energy Measurement IC with Rogowski Coil
Current Sensors.
IIN1-/IIN2-
IIN1+/IIN2+
GND
GND
GND
LINE
CS5480
CDB5480U
PHASE
NEUTRAL
J1/J12
J4
J7/J13
J8/J14
J11
J6
R5
1K
C5/C11
0.033UF
C6/C12
0.033UF
C9
0.027UF
C4
0.027UF
R11/R22
NO POP
R1/R21
100
R2/R22
100
R7
1K
R6
1K
R9/R23
NO POP
R13/R24
NO POP
R8
422K
R12
422K
R14
422K
R15
422K
R49/R52 1K
R50/R53 1K
C34/C1
0.033UF
C35/C2
0.033UF
J44/J51
J46/J52
R51/R54
0
J45
J53/J56
J54/J55
IIN1+/IIN2+
IIN1-/IIN2-
VIN-
VIN+
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