PTGA090304MD

5

Rev. 04.2, 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.

4600 Silicon Drive | Durham, NC 27703 | Tel: +1.919.313.5300

Typical Performance, 920 – 960 MHz (data taken in test fixture)

Figure 5. CW Performance

Figure 7. IMD versus two-tone spacing

0

15

30

45

60

0

10

20

30

40

30 32 34 36 38 40 42 44 46 48 50

Output Power (dBm)

CW Performance

VDD = 50 V, IDQ1M = 34 mA, IDQ2M = 144 mA

920 Mhz Gain

940 MHz Gain

960 MHz Gain

920 MHz Eff

940 MHz Eff

960 MHz Eff

Efficiency

Gain

ptga090304md_g7

-90

-80

-70

-60

-50

-40

-30

-20

-10

10

100

Two-tone Spacing (MHz)

IMD versus two-tone spacing

VDD = 50 V, IDQ1M = 34 mA, IDQ2M = 144 mA,

(ƒ1+ƒ2)/2=Center Frequency of 940 MHz

IM3_U

IM3_L

IM5_U

IM5_L

ptga090304md_g8

-40

-36

-32

-28

-24

-20

-16

-12

-8

-4

0

15

17

19

21

23

25

27

29

31

33

35

400 500 600 700 800 900 1000 1100 1200 1300

Frequency (MHz)

Small Signal CW

Gain & Input Return Loss

VDD = 50 V, IDQ1 = 34 mA, IDQ2 = 144 mA

Input Return Loss

Gain

Gain

ptga090304md_g6

0

15

30

45

60

0

10

20

30

40

30 32 34 36 38 40 42 44 46 48 50

Output Power (dBm)

CW Performance

VDD = 50 V, IDQ1M = 34 mA, IDQ2M = 144 mA

920 Mhz Gain

940 MHz Gain

960 MHz Gain

920 MHz Eff

940 MHz Eff

960 MHz Eff

Efficiency

Gain

ptga090304md_g7

-90

-80

-70

-60

-50

-40

-30

-20

-10

10

100

Two-tone Spacing (MHz)

IMD versus two-tone spacing

VDD = 50 V, IDQ1M = 34 mA, IDQ2M = 144 mA,

(ƒ1+ƒ2)/2=Center Frequency of 940 MHz

IM3_U

IM3_L

IM5_U

IM5_L

ptga090304md_g8

-40

-36

-32

-28

-24

-20

-16

-12

-8

-4

0

15

17

19

21

23

25

27

29

31

33

35

400 500 600 700 800 900 1000 1100 1200 1300

Frequency (MHz)

Small Signal CW

Gain & Input Return Loss

VDD = 50 V, IDQ1 = 34 mA, IDQ2 = 144 mA

Input Return Loss

Gain

Gain

ptga090304md_g6

Figure 6. Small Signal CW Gain & Return Loss