4600 Silicon Drive | Durham, NC 27703 | www.wolfspeed.com

Rev. 05, 2023-06-28

6

PXAC210552FC

Reference Circuit, tuned for 2110 – 2170 MHz

DUT

PXAC210552FC

Test Fixture Part No.

LTA/PXAC210552FC V1

PCB

Rogers 4350, 0.508 mm [.020"] thick, 2 oz. copper,

εr = 3.66

Find Gerber files for this reference fixture on the Wolfspeed Web site at

www.wolfspeed.com/RF

Load Pull Performance

Main side pulsed CW signal: 160 µsec, 10% duty cycle, VDD = 26 V, IDQ = 120 mA

P1dB

Class AB

Max Output Power

Max PAE

Freq

[MHz]

Zs

[

W]

Zl

[

W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

PAE

[%]

Zl

[

W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

PAE

[%]

2110

19.70 – j30.49

11.34 – j3.06

20.9

43.74

23.7

59.4

11.02 – j3.49

22.3

42.70

18.6

66.0

2140

17.03 – j36.14

9.73 – j2.15

20.9

43.48

22.3

58.6

9.78 – j3.58

22.9

42.26

16.8

64.6

2170

34.36 – j32.08

10.27 – j2.68

20.8

43.71

23.5

58.4

9.47 – j3.32

22.5

42.53

17.9

64.6

Peak side pulsed CW signal: 160 µsec, 10% duty cycle, VDD = 26 V, VGS(peak) = 1.5 V

P1dB

Class C

Max Output Power

Max PAE

Freq

[MHz]

Zs

[

W]

Zl

[

W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

PAE

[%]

Zl

[

W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

PAE

[%]

2110

9.80 – j12.90

3.28 – j4.71

15.5

47.56

57.0

60.7

4.00 – j1.52

16.5

45.6

36.3

71.8

2140

10.71 – j17.59

3.51 – j5.03

16.0

47.50

56.2

60.7

3.88 – j1.93

17.0

45.9

38.7

71.3

2170

15.51 – j13.51

3.58 – j5.14

15.6

47.53

56.6

60.0

3.69 – j1.47

16.6

45.4

34.9

70.9

Z Source

Z Load

S

G1

G2

D1

D2