P281 POUT vs PIN F=1000 MHZ; IDQ=0.2A; VDS=28V

PIN IN WATTS

0.5

1

1.5

2

2.5

3

3.5

4

4.5

0

0.1

0.2

0.3

0.4

0.5

0.6

8.00

8.50

9.00

9.50

10.00

10.50

11.00

11.50

12.00

POUT

GAIN

GAIN

POUT

Efficiency = 45%

POUT VS PIN GRAPH

P281

F2A 1 DIE CAPACITANCE VS VDS

VDS IN VOLTS

1

10

100

0

5

10

15

20

25

30

Crss

Coss

Ciss

F2A 1 DIE IV CURVE

VDS IN VOLTS

0

0.2

0.4

0.6

0.8

1

1.2

1.4

0

2

4

6

8

10

12

14

16

18

20

VGS = 2V

VGS = 4V

VGS = 6V

VGS = 8V

VGS = 10V

VGS 12V

F2A 1 DIE GM & ID vs VGS

Vgs in Volts

0.01

0.1

1

10

0

2

4

6

8

10

12

14

16

18

Gm

Id

POLYFET RF DEVICES

1110 Avenida Acaso, Camarillo, CA 93012 TEL:(805) 484-4210 FAX:(805) 484-3393 EMAIL:Sales@polyfet.com URL:www.polyfet.com

CAPACITANCE VS VOLTAGE

IV CURVE

ID AND GM VS VGS

S11 AND S22 SMITH CHART

PACKAGE DIMENSIONS IN INCHES

REVISION

8/1/97