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 4 of 7 March 2006

AH312

2 Watt, High Linearity InGaP HBT Amplifier

Product Information

The Communications Edge

TM

1960 MHz Application Circuit (AH312-S8PCB1960)

Typical RF Performance at 25

°C

Frequency

1960 MHz

S21 – Gain

11 dB

S11 – Input Return Loss

-20 dB

S22 – Output Return Loss

-6.8 dB

Output P1dB

+33.4 dBm

Output IP3

(+17 dBm / tone, 1 MHz spacing)

+51 dBm

Channel Power

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

+27.5 dBm

Noise Figure

7.3 dB

Device / Supply Voltage

+5 V

Quiescent Current

(1)

800 mA

1. This corresponds to the quiescent current or operating current under

small-signal conditions into pins 6, 7, and 8.

S21 vs. Frequency

8

9

10

11

12

13

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

-40°C

+85°C

S11 vs. Frequency

-30

-25

-20

-15

-10

-5

0

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

-40°C

+85°C

S22 vs. Frequency

-20

-15

-10

-5

0

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

+25°C

-40°C

+85°C

Noise Figure vs. Frequency

0

2

4

6

8

10

1930

1940

1950

1960

1970

1980

1990

Frequency(MHz)

-40°C

+25°C

+85°C

P1dBvs. Frequency

Circuit boards are optimizedat 1960 MHz

26

28

30

32

34

36

1930

1940

1950

1960

1970

1980

1990

Frequency(MHz)

-40°C

+25°C

+85°C

ACPRvs. Channel Power

IS-95, 9 Ch. Fwd, ±885 kHz offset, 30 kHz Meas BW, 1960 MHz

-75

-65

-55

-45

-35

22

23

24

25

26

27

28

29

Output Channel Power (dBm)

-40 C

+25 C

+85 C

OIP3 vs. Frequency

+25° C, +17 dBm/tone

35

40

45

50

55

1930

1940

1950

1960

1970

1980

1990

Frequency (MHz)

OIP3 vs. Temperature

freq. = 1960 MHz, 1961 MHz, +17 dBm/tone

35

40

45

50

55

-40

-15

10

35

60

85

Temperature (°C)

OIP3 vs. Output Power

freq. = 1960 MHz, 1961 MHz, +25° C

35

40

45

50

55

12

14

16

18

20

22

Output Power (dBm)