Specifications and information are subject to change without notice

TriQuint Semiconductor, Inc

• Phone 1-408-577-6300 • FAX: 408-577-6633 • e-mail: info-sales@tqs.com • Web site: www. TriQuint.com

Page 12 of 15 May 2009

AP561

0.7-2.9 GHz WiMAX 8W Power Amplifier

2.3-2.9 GHz Application Circuit

Typical O-FDMA Performance at 25

°C

Frequency (GHz)

2.3

2.6

2.9

Units

Channel Power

+30

+30

+30

dBm

Power Gain

11.8 11.5

12.1

dB

Input Return Loss

17

14

16

dB

Output Return Loss

3.3

4.0

5.9

dB

EVM

1.9

2.5

2.4

%

Operating Current, Icc 630

640

570

mA

Collector Efficiency

13

12.7

14.3

%

Output P1dB

40

39

39

dBm

Quiescent Current, Icq

300

mA

Vpd

+5

V

Vcc

+12

V

Notes:

1.

The primary RF microstrip line is 50

Ω.

2.

Do not exceed 5.5V on Vpd or damage to D1 will occur.

3.

Do not exceed 13V on Vcc or damage to D2 will occur.

4.

Components shown on the silkscreen but not on the schematic are not used.

5.

6.

The edge of L4 is placed right next to C26.

7.

The edge of C23 is placed next to AP561 RFout pin.

8.

The edge of C24 is placed right next to C23.

9.

10. The edge of C28 is placed right next to C27.

11. 0

Ω jumpers can be replaced with copper trace in target application.

2.3-2.9 GHz Application Circuit Performance Plots

802.16-2004 O-FDMA, 64QAM-1/2, 1024-FFT, 20 symbols and 30 subchannels. 9.5 dB PAR @ 0.01%, 5 MHz Carrier BW

Gain vs. Frequency

T=25°C

8

9

10

11

12

13

14

2.32.4

2.52.6

2.72.8

2.9

Frequency (GHz)

Return Loss vs. Frequency

T=25°C

-30

-25

-20

-15

-10

-5

0

2.02.2

2.42.6

2.8

3.0

Frequency (GHz)

S11

S22

Current vs. Output Average Power vs. Frequency

T=25°C

300

400

500

600

700

800

20

22

24

26

28

30

32

Output Power (dBm)

2.3 GHz

2.6 GHz

2.9 GHz

Efficiency vs Output Average Power vs Frequency

T=25°C

0

5

10

15

20

20

22

24

26

28

30

32

Output Power (dBm)

2.3 GHz

2.6 GHz

2.9 GHz

EVM vs. Output Average Power vs. Frequency

T=25°C

0

1

2

3

4

5

20

22

24

26

28

30

32

Output Power (dBm)

2.3 GHz

2.6 GHz

2.9 GHz