4600 Silicon Drive | Durham, NC 27703 | www.wolfspeed.comRev. 04, 2018-06-13
6
PTFB092707FH
Load Pull Performance
Broadband Circuit Impedance
Frequency Z Source W Z Load W
MHz R jX R jX
900 1.52 –1.80 0.98 –1.65
920 1.55
–1.69 0.89 –1.54
940 1.59 –1.60 0.82 –1.42
960 1.63 –1.53 0.74 –1.29
980 1.65 –1.48 0.67 –1.16
Pulsed CW signal: 10 µsec, 10% duty cycle, 28 V, 2.0 A
P
1dB
Class AB Max Output Power Max PAE
Freq
[MHz]
Zs
[W]
Zl
[W]
Gain
[dB]
P
OUT
[dBm]
P
OUT
[W]
PAE
[%]
Zl
[W]
Gain
[dB]
P
OUT
[dBm]
P
OUT
[W]
PAE
[%]
920 1.62 – j2.25 0.88 – j1.37 17.3 54.26 267 42.9 2.16 – j0.22 20.8 52.02 159 62.1
940 1.80 – j2.54 0.76 – j1.49 17.0 54.38 274 41.4 2.38 – j0.50 20.9 51.87 154 61.8
960 1.73 – j2.59 0.73 – j1.46 17.4 54.38 274 41.4 2.09 – j0.64 20.8 52.02 159 60.3
Reference Circuit, tuned for 925 – 960 MHz
DUT PTFB092707FH V1
Reference Circuit Part No. LTN/PTFB092707FH V1
PCB Rogers 4350, 0.508 mm [.020"] thick, 2 oz. copper, ε
r
= 3.66
Find Gerber files for this reference fixture on the Wolfspeed Web site (www.wolfspeed.com/RF)