GTRA263902FC

4

Rev. 04.1, 2022-1-27

© 2022 Wolfspeed, Inc. All rights reserved. Wolfspeed® and the Wolfstreak logo are registered trademarks and the Wolfspeed logo is a trademark of Wolfspeed, Inc.

The information in this document is subject to change without notice.

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Typical RF Performance (cont.)

Figure 5. CW Performance at various V

DD

Figure 6. CW Performance Small Signal

Gain & Input Return Loss

5

15

25

35

45

55

65

8

10

12

14

16

18

20

29

33

37

41

45

49

53

57

Output Power (dBm)

CW Performance

at various VDD

IDQ(MAIN) = 200 mA, VGS(PEAK) = -6.0V,

ƒ = 2690 MHz

44V

48V

52V

gtra263902fc_g6

Gain

Efficiency

-18

-16

-14

-12

-10

12

14

16

18

20

2525

2575

2625

2675

2725

2775

2825

Frequency (MHz)

CW Performance Small Signal

Gain & Input Return Loss

VDD = 48 V, IDQ(MAIN) = 200 mA,

VGS(PEAK) = -6.0 V

IRL

Gain

gtra263902fc_g7

5

15

25

35

45

55

65

8

10

12

14

16

18

20

29

33

37

41

45

49

53

57

Output Power (dBm)

CW Performance

at various VDD

IDQ(MAIN) = 200 mA, VGS(PEAK) = -6.0V,

ƒ = 2690 MHz

44V

48V

52V

gtra263902fc_g6

Gain

Efficiency

-18

-16

-14

-12

-10

12

14

16

18

20

2525

2575

2625

2675

2725

2775

2825

Frequency (MHz)

CW Performance Small Signal

Gain & Input Return Loss

VDD = 48 V, IDQ(MAIN) = 200 mA,

VGS(PEAK) = -6.0 V

IRL

Gain

gtra263902fc_g7

Load Pull Performance

Main Side Load Pull Performance – Pulsed CW signal: 10 µs, 10% duty cycle, 48 V, I

DQ = 200 mA, class AB

Peak Side Load Pull Performance – Pulsed CW signal: 10 µs, 10% duty cycle, 48 V, V

GS(PEAK) = -5 V, class C

P

3dB

Max Output Power

Max Drain Efficiency

Freq

[MHz]

Zs [W]

Zl [W]

Gain

[dB]

P

3dB

[dBm]

P

3dB [W]

hD [%]

Zl [W]

Gain

[dB]

P

3dB

[dBm]

P

3dB [W]

hD [%]

2620

10.4 – j6.7

3.88 – j4.7

16.37

52.80

190.55

65.2

2.84 – j2.35

18.15

50.98

125.3

75.3

2690

7.6 – j6.7

3.91 – j5.35

15.79

52.85

192.75

62.4

2.55 – j2.27

18.05

50.69

117.2

76.6

P

3dB

Max Output Power

Max Drain Efficiency

Freq

[MHz]

Zs [W]

Zl [W]

Gain

[dB]

P

3dB

[dBm]

P

3dB [W]

hD [%]

Zl [W]

Gain

[dB]

P

3dB

[dBm]

P

3dB [W]

hD [%]

2620

16.8 – j16.8

2.35 – j3.92

14.72

54.55

285.1

68.1

1.68 – j2.17

16

52.29

169.43

77.6

2690

20 – j7.5

2.5 – j4.37

14.32

54.67

293.1

66.4

2.14 – j2.52

15.3

53.12

205.11

77.7