Cirrus-logic CDB5484U Manuel d'utilisateur télécharger pdf (Page 14)

CDB5484U

14 DS919DB5

1.6.3 Rogowski Coil Power Meter Example

Rogowski coil power meter can be connected to the CDB5484U 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

LINE1/LINE2

CS5484

CDB5484U

PHASE

NEUTRAL

J1/J12

J4/J5

J7/J13

J8/J14

J11/J9

J6/J10

R5/R10

C5/C11

0.033UF

C6/C12

0.033UF

C9/C7

0.027UF

C4/C8

0.027UF

R11/R22

NO POP

R1/R21

100

R2/R22

100

R7/R3

R6/R4

R9/R23

NO POP

R13/R24

NO POP

R8/R16

422K

R12/R17

422K

R14/R18

422K

R15/R19

422K

R49/R52 1K

R50/R53 1K

C34/C1

0.033UF

C35/C2

0.033UF

J44/J51

J46/J52

R51/R54

J45/J47

J53/J56

J54/J55

IIN1+/IIN2+

IIN1-/IIN2-

VIN1-/VIN2-

VIN1+/VIN2+

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 46 47

CDB5484U 1

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Cirrus-logic CDB5484U Manuel d'utilisateur Page 14

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