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 3 of 7

May 2005

AH115 / ECP050G

½ Watt, High Linearity InGaP HBT Amplifier

Product Information

1960 MHz Application Circuit (AH115-S8PCB1960)

Typical RF Performance at 25

qC

CAP

ID=C1

C=22 pF

CAP

ID=C6

C=10 pF

CAP

ID=C7

C=1000 pF

CAP

ID=C3

C=100 pF

IND

ID=L1

L=18 nH

CAP

ID=C2

C=22 pF

RES

ID=R3

R=51 Ohm

CAP

ID=C5

C=1000 pF

RES

ID=R1

R=100 Ohm

RES

ID=R2

R=22 Ohm

CAP

ID=C4

C=10000000 pF

CAP

ID=C9

C=2.0 pF

TLINP

ID=FR-1

Z0=50 Ohm

L=210 mil

Eeff=3.16

Loss=0

F0=0 MHz

TLINP

ID=FR-2

Z0=50 Ohm

L=25 mil

Eeff=3.16

Loss=0

F0=0 MHz

RES

ID=R4

R=0 Ohm

CAP

ID=C8

C=.8 pF

1

2

3

4

5

6

7

8

SUBCKT

NET="AH115"

PORT

P=1

Z=50 Ohm

PORT

P=2

Z=50 Ohm

Vcc = +5 V

D1 = +5.6 V

C8 is placed at silkscreen marker ‘A’ or center of component placed at 1.8 deg. @ 1960 MHz

away from pin 3. C9 is placed at the silkscreen marker ‘4’ or center of component placed at 20

deg. @1960 MHz away from pin 6.

S21 vs. Frequency

6

8

10

12

14

16

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

+85°C

-40°C

S11 vs. Freqency

-25

-20

-15

-10

-5

0

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

85°C

-40°C

S22 vs. Frequency

-25

-20

-15

-10

-5

0

1930

1940

1950

1960 1970 1980 1990

Frequency (MHz)

+25°C

+85°C

-40°C

Noise Figure vs. Frequency

0

1

2

3

4

5

6

7

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

+85°C

-40°C

P1 dB vs. Frequency

24

25

26

27

28

29

30

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

+85°C

-40°C

ACPR vs. Channel Power

IS-95, 9 ch,Fwd, ±885 KHz offset, 30 KHz Meas BW, 1960 MHz

-70

-65

-60

-55

-50

-45

-40

15 16 17 18 19 20 21 22 23 24

Output Channel Power (dBm)

+25°C

+85°C

-40°C

OIP3 vs. Output Power

freq=1960, 1961 MHz,+ 25°C

36

38

40

42

44

46

8

10

12

14

16

18

20

Output Power (dBm)

OIP3 vs. Frequency

+25°C, +11 dBm / tone

36

38

40

42

44

46

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

OIP3 vs. Temperature

freq=1960,1961 MHz, +11 dBm / tone

36

38

40

42

44

46

-40

-15

10

35

60

85

Temperature (°C)

Frequency

1960 MHz

S21 – Gain

14.3 dB

S11 – Input Return Loss

-12 dB

S22 – Output Return Loss

-8 dB

Output P1dB

+28.3 dBm

Output IP3

(+11 dBm / tone, 1 MHz spacing)

+44 dBm

Channel Power

(@-45 dBc ACPR, IS-95 9 channels fwd)

+22.5 dBm

Noise Figure

5 dB

Device / Supply Voltage

+5 V

Quiescent Current

250 mA