PM9105AF

sames

7/10

Figure 2: Application for Three Phase Power/Energy Measurement.

SA9105

PLCC-44

IC-1

R11

CT2

2.5V

CT3

5V

0V

2.5V

R20

DR-00882

C8

XTAL

C12

29

28

30

33

32

R13

C7

R12

21

22

23

27

26

25

CT1

N

R19

R18

0V

MAINS VOLTAGES

PH1

PH2

PH3

C5

C6

R9

R10

R8

15

16

19

18

17

20

C4

34

44

11

14

13

R3

R2

R1

R3A

R2A

R1A

C11

C14

P14

OV

37

38

31

35

36

R14

42

43

39

40

41

1

0V

0V

FOUT3

FOUT2

FOUT1

C13

5V

P6

0V

P5

0V

R17

R16

R15

C10

7

6

3

4

5

2

C9

10

24

12

8

9

R6

C3

+

C1

+

C2

+

R7

R5

R4

R21

2.5V

5V