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

November 2003

The Communications Edge

TM

AH103

High Gain, High Linearity ½ Watt Amplifier

Product Information

Application Circuit: 700 – 1000 MHz

(AH103-PCB900)

Typical RF Performance

Frequency

880 MHz

S21 – Gain

28.5 dB

S11 – Input Return Loss

-15 dB

S22 – Output Return Loss

-11 dB

Output P1dB

+27 dBm

Output IP3

(+10 dBm / tone, 1 MHz spacing)

+45 dBm

IS-95 Channel Power

@ -45 dBc ACPR

+21 dBm

Noise Figure

2.9 dB

Supply Bias (Amp 1)

+4.5 V @ 75 mA

Supply Bias (Amp 2)

+9 V @ 200 mA

0.6

0.7

0.8

0.9

1

1.1

1.2

Frequency (GHz)

S-Parameters

-30

-25

-20

-15

-10

-5

0

5

10

15

20

25

30

DB(|S[1,1]|)

DB(|S[2,1]|)

DB(|S[2,2]|)

880 MHz ACPR vs Channel Power

Single Carrier and 4-Carrier IS-95

-80

-75

-70

-65

-60

-55

-50

-45

-40

-35

-30

10

12

14

16

18

20

Channel Output Power (dBm)

Single Carrier

4 Carrier

Single Carrier Signal:

IS-95, 9 Channels Forward, Pk/Avg Ratio = 11.5 dB at a .001% probability

±750 kHz offset, 30 kHz bandwidth, Channel BW = 1.23 MHz

Four-Carrier Signal:

IS-95, 9 Channels Forward, Pk/Avg Ratio = 10.2 dB at a .001% probability

±2.60 MHz offset, 30 kHz bandwidth, Channel BW = 4.92 MHz

Application Circuit: 1.8 – 2.0 GHz

(AH103-PCB1900)

Typical RF Performance

Frequency

1960 MHz

S21 – Gain

26 dB

S11 – Input Return Loss

-12 dB

S22 – Output Return Loss

-11 dB

Output P1dB

+26.5 dBm

Output IP3

(+10 dBm / tone, 1 MHz spacing)

+45 dBm

IS-95 Channel Power

@ -45 dBc ACPR

+20 dBm

Noise Figure

3.7 dB

Supply Bias (Amp 1)

+4.5 V @ 75 mA

Supply Bias (Amp 2)

+9 V @ 200 mA

1.6

1.7

1.8

1.9

2

2.1

2.2

Frequency (GHz)

S-Parameters

-20

-15

-10

-5

0

5

10

15

20

25

30

DB(|S[1,1]|)

DB(|S[2,1]|)

DB(|S[2,2]|)

1960 MHz ACPR vs Channel Power

Single Carrier and 4-Carrier IS-95

-80

-75

-70

-65

-60

-55

-50

-45

-40

-35

-30

10

12

14

16

18

20

Channel Output Power (dBm)

Single Carrier

4 Carrier

Single Carrier Signal:

IS-95, 9 Channels Forward, Pk/Avg Ratio = 11.5 dB at a .001% probability

±885 kHz offset, 30 kHz bandwidth, Channel BW = 1.23 MHz

Four-Carrier Signal:

IS-95, 9 Channels Forward, Pk/Avg Ratio = 10.2 dB at a .001% probability

±2.76 MHz offset, 30 kHz bandwidth, Channel BW = 4.98 MHz