5

PTRA084858NF

®

Rev. 03, 2023-07-07

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

Load Pull

Peak side pulsed CW signal: 12 µsec, 10% duty cycle; 48 V, VGS(PEAK) = 2 V, class C

P1dB

Max Output Power

Max Drain Efficiency

Freq

[MHz]

Zs

[W]

Zl

[W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

hD

[%]

Zl

[W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

hD

[%]

760

0.7 – j1.8

1.1 + j0.1

17.7

56.50

447

61.5

1.1 + j1.3

18.6

53.90

245

75.2

790

0.7 – j2.2

1.1 + j0.1

17.3

56.50

447

61.2

1.1 + j1.3

18.2

54.00

251

74.5

820

0.8 – j2.5

1.0 + j0.2

17.5

56.70

468

64.8

1.0 + j1.3

18.3

54.30

269

77.3

P3dB

Max Output Power

Max Drain Efficiency

Freq

[MHz]

Zs

[W]

Zl

[W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

hD

[%]

Zl

[W]

Gain

[dB]

POUT

[dBm]

POUT

[W]

hD

[%]

760

0.7 – j1.8

1.1 + j0.0

15.6

57.20

525

62.7

1.1 + j1.3

16.6

54.60

288

74.5

790

0.7 – j2.2

1.1 + j0.0

15.2

57.20

525

62.4

1.1 + j1.3

16.3

54.80

302

74.7

820

0.8 – j2.5

1.1 + j0.2

15.4

57.30

537

65.4

1.0 + j1.3

16.3

54.80

302

77.0

Reference Circuit, 760 – 820 MHz

Reference Circuit Assembly

DUT

PTRA084858NF

Test Fixture Part No.

LTA/PTRA084858NF-V1

PCB

Rogers 4350, 0.508 mm [0.020”] thick, 2 oz. copper, εr = 3.66

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

www.wolfspeed.com/RF

Reference Circuit continued next page