SD56120

Test circuit

9/15

5

Test circuit

Figure 13.

860MHz test circuit schematic

Note:

1

Dimensions at component symbols are reference for component placement.

2

Gap between ground & transmission line = 0.056 [1.42] +0.002 [0.05] -0.000 [0.00] typ.

C18

C19

C20

C21

C7

BALUN1

+

VGG

INPUT

RF

C2

C3

R1

R1

R3

VDD

OUTPUT

L2

C26

FB2

C25

C24

C23

C5

D.U.T.

C9

C8

C10

C22

C6

L1

C15

C11

RF

BALUN2

C12

+

VGG

VDD

FB1

C4

C1

C17

R4

R5

R6

C13

C14

C27

C16

C28

C29

R2

R7

R8

C31

C30

DIMENSION TABLE

DIM

IN

MM

W X L

W X L

Z1,Z12

0.215 X TYP

5,46 X TYP

Z2,Z3

0.215 X 0.850

5,46 X 21,59

Z4,Z5

0.344 X 1.000

8,73 X 25,40

Z6,Z7

0.344 X 0.440

8,73 X 11,17

Z8,Z9

0.700 X 0.870

17,78 X 22,10

Z10,Z11

0.215 X 0.670

5,46 X 17,02

TL1 & TL2

0.100 X 2.37

2,54 X 60,20

DIMENSION OF MCROSTRIP

= 1/2 PRINTED BALUN ONLY.

TRANSMISSON LINE DIMENSIONS

Z1

Z2

Z4

Z6

TL1

Z3

Z5

Z7

Z12

Z8

Z10

Z9

Z11

TL2