Specifications and information are subject to change without notice

WJ Communications, Inc

• Phone 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com

Page 7 of 14 May 2007 ver 1

AP603

High Dynamic Range 7W 28V HBT Amplifier

1930-1990 MHz Application Circuit Performance Plots

W-CDMA 3GPP Test Model 1+64 DPCH, 60% clipping, PAR = 8.6 dB @ 0.01% Probability, 3.84 MHz BW

Gain vs. Output Power vs. Vcc

CW tone, Icq = 160 mA, 1960 MHz, 25 ˚C

11

12

13

14

22

26

30

34

38

Output Power (dBm)

26 V

28 V

30 V

32 V

Efficiency vs. Output Power vs. Vcc

CW tone, Icq = 160 mA, 1960 MHz, 25 ˚C

0

10

20

30

40

50

22

26

30

34

38

Output Power (dBm)

26 V

28 V

30 V

32 V

ACLR1 vs. Output Power vs. Vcc

WCDMA, Icq = 160 mA, 1960 MHz, 25 ˚C

-65

-60

-55

-50

-45

-40

22

24

26

28

30

32

Average Output Power (dBm)

26 V

28 V

30 V

32 V

Efficiency vs. Output Power vs. Vcc

WCDMA, Icq = 160 mA, 1960 MHz, 25 ˚C

0

5

10

15

20

25

22

24

26

28

30

32

Average Output Power (dBm)

26 V

28 V

30 V

32 V

OIP3 vs. Output Power vs. Vcc

CW 2-tone signal, 1960 MHz, ∆f = 1 MHz, Icq = 160 mA, 25 ˚C

30

35

40

45

50

55

26

28

30

32

34

36

Output Power, PEP (dBm)

26 V

28 V

30 V

32 V

IMD3 vs. Output Power vs. Vcc

CW 2-tone signal, 1960 MHz, ∆f = 1 MHz, Icq = 160 mA, 25 ˚C

-65

-60

-55

-50

-45

-40

-35

26

28

30

32

34

36

Output Power, PEP (dBm)

26 V

28 V

30 V

32 V

IMD5 vs. Output Power vs. Vcc

CW 2-tone signal, 1960 MHz, ∆f = 1 MHz, Icq = 160 mA, 25 ˚C

-75

-70

-65

-60

-55

-50

26

28

30

32

34

36

Output Power, PEP (dBm)

26 V

28 V

30 V

32 V