4

PXAE261908NF

®

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

4

Rev. 03, 2021-05-14

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

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

-25

-20

-15

-10

-5

0

10

11

12

13

14

15

2450 2500 2550 2600 2650 2700 2750 2800

Frequency (MHz)

CW Performance Small Signal

Gain and Input Return Loss

VDD = 28 V,

IDQ = 450 mA, VGS(PEAK) = 1.5 V

Gain

Input Return Loss

pxae261908nf-gr7

0

10

20

30

40

50

60

70

9

10

11

12

13

14

15

16

29

33

37

41

45

49

53

57

Output Power (dBm)

Pulsed CW Performance

at various VDD

IDQ = 450 mA, VGS(PEAK) = 1.5 V, ƒ = 2675 MHz

24 V Gain

28 V Gain

32 V Gain

24 V Eff

28 V Eff

32 V Eff

pxae261908nf-gr6a

Typical Performance (cont.)

Load Pull

Main Side (Doherty) Load Pull Performance – Pulsed CW signal: 10 µsec pulse width, 10% duty cycle, 28 V, IDQ = 460 mA, class AB

P1dB

Max Output Power

Max Drain Efficiency

Freq

[MHz]

Zs

[W]

Zl

[W]

Gain

[dB]

P1dB

[dBm]

P3dB

[W]

hD

[%]

Zl

[W]

Gain

[dB]

P1dB

[dBm]

P3dB

[W]

hD

[%]

2515

4.7 – j16.2

3.4 – j6.1

16.4

49.30

85

55.4

5.6 – j4.0

18.1

48.14

65

63.0

2595

7.5 – j18.4

3.3 – j6.3

16.4

49.30

85

54.8

5.6 – j4.7

18.2

48.15

65

62.0

2675

12.4 – j22.5

3.3 – j6.5

16.7

48.70

74

49.3

5.5 – j4.7

18.6

47.70

59

56.0

P3dB

Max Output Power

Max Drain Efficiency

Freq

[MHz]

Zs

[W]

Zl

[W]

Gain

[dB]

P3dB

[dBm]

P3dB

[W]

hD

[%]

Zl

[W]

Gain

[dB]

P3dB

[dBm]

P3dB

[W]

hD

[%]

2515

4.7 – j16.2

3.3 – j6.4

14.2

50.04

101

55.3

5.7 – j4.1

16.1

48.80

76

63.0

2595

7.5 – j18.4

3.0 – j6.8

14.0

50.11

103

54.0

5.4 – j4.8

16.1

48.90

78

62.0

2675

12.4 – j22.5

3.3 – j7.1

14.4

49.60

91

49.3

5.4 – j4.2

16.7

48.30

68

56.0

Tables continued nex page

Rev. 04, 2023-07-24