Specifications and information are subject to change without notice.

2003-11

Sumitomo Electric Industries, Ltd. 1,Taya-cho, Sakae-ku, Yokohama, 244-8588 Japan

Phone: +81-45-853-7263 Fax: +81-45-853-1291

-7-

Technical Note

P0120008P

1W GaAs Power FET (Pb-Free Type)

SUMITOMO ELECTRIC

♦Application Circuit : 2110-2170MHz

C7

R1

C2

C5

L1

C6

C3

C4

L2

C1

C8

C7

R1

C2

C5

L1

C6

C3

C4

L2

C1

C8

RF in (Rs=50Ω)

Vg

Vd

D.U.T

RF out (RL=50Ω)

Z1

Z2

Z3

Z4

Z5

Z6

Z7

C9

C10

RF in

KP028J

RF out

Vg

(-0.7~-2V)

Vd

(+8V)

L2

L1

C5

C4

R1

C6

C7

C8

C9

C1

C2

C3

C10

RF in

KP028J

RF out

Vg

(-0.7~-2V)

Vd

(+8V)

L2

L1

C5

C4

R1

C6

C7

C8

C9

C1

C2

C3

C10

Ref. Des.

Value

Part Number

R1

82Ω

SUSUMU

RR0816 series

C1

2pF

C2

0.5pF

C3

0.5pF

C4

1pF

C5

2pF

C6

1µF

C7

1µF

C8

4pF

C9

0.5pF

C10

0.5pF

L1

22nH

L2

22nH

MURATA

GRM18 series

TOKO LL1608

series

Ref.

Designator

Electrical length

@ 2.1GHz (deg)

Z1

3.86

Z2

27.9

Z3

4.08

Z4

13.61

Z5

8.62

Z6

6.38

Z7

45.37

All microstrip lines have a line impedance of 50

Ω.

1.9

2.0

2.1

2.2

2.3

Frequency (GHz)

-30

-20

-10

0

10

20

S12

S11

S22

S21

1.9

2.0

2.1

2.2

2.3

Frequency (GHz)

-30

-20

-10

0

10

20

S12

S11

S22

S21

1.9

2.0

2.1

2.2

2.3

Frequency (GHz)

-30

-20

-10

0

10

20

S12

S11

S22

S21