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: 2110 – 2170 MHz

(AH103-PCB2140)

Typical RF Performance

Frequency

2140 MHz

S21 – Gain

25 dB

S11 – Input Return Loss

-11 dB

S22 – Output Return Loss

-14 dB

Output P1dB

+26.5 dBm

Output IP3

(+10 dBm / tone, 1 MHz spacing)

+45 dBm

Noise Figure

3.5 dB

Supply Bias (Amp 1)

+4.5 V @ 75 mA

Supply Bias (Amp 2)

+9 V @ 200 mA

1.9

2

2.1

2.2

2.3

2.4

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]|)

ACPR vs. Channel Power

3GPP W-CDMA, Test Model 1 +64 DPCH, ±5 MHz offset

-60

-55

-50

-45

-40

12

13

14

15

16

17

18

Output Channel Power (dBm)

freq = 2140 MHz

Reference Design: 2.4 – 2.7 GHz

Typical RF Performance

Frequency

MHz

2400

2700

S21 – Gain

dB

24.7

23.5

S11 – Input Return Loss

dB

-12

-15

S22 – Output Return Loss

dB

-17

-16

Output P1dB

dBm

+26

+25.2

Output IP3

(+10 dBm / tone, 1 MHz spacing)

dBm

+43.3

+41.9

Noise Figure

dB

3.6

3.6

Supply Bias (Amp 1)

4.5 V @ 75 mA

Supply Bias (Amp 2)

9 V @ 200 mA

2.2

2.3

2.4

2.5

2.6

2.7

2.8

2.9

Frequency (GHz)

S-Parameters

-20

-15

-10

-5

0

5

10

15

20

25

30

2.7008 GHz

23.53 dB

2.4009 GHz

24.72 dB

DB(|S[1,1]|)

DB(|S[2,1]|)

DB(|S[2,2]|)