4600 Silicon Drive | Durham, NC 27703 | www.wolfspeed.comRev. 06, 2018-07-03
PTFC261402FC
Load Pull Performance
Single Side Load Pull Performance – Pulsed CW signal: 16 µsec, 10% duty cycle; 28 V, 450 mA
P
1dB
Class AB Max Output Power Max PAE
Freq
[MHz]
Zs
Zl
Gain [dB] P
OUT
[dBm]
P
OUT
[W] PAE %
Zl
Gain [dB] P
OUT
[dBm]
P
OUT
[W] PAE %
2620 12.1 – j1.0 2.0 – j8.8 15.8 50.01 100 53.9 3.8 – j7.4 18 48.39 69 60.2
2655 15.7 – j0.2 2.0 – j9.0 15.7 49.98 99 53.2 3.5 – j7.7 17.9 48.50 71 59.5
2690 17.8 – j12.4 2.0 – j9.2 15.7 49.79 95 51.3 3.6 – j7.8 18.1 48.38 69 58.8
Z Source Z Load
G
D
G
S
D
Typical Performance (cont.)
0
10
20
30
40
50
60
14
15
16
17
18
19
20
34 36 38 40 42 44 46 48 50 52
Efficiency (%)
Gain (dB)
Output Power (dBm)
CW Performance
at selected V
DD
, (single side)
I
DQ
= 900 mA, ƒ = 2690 MHz
V
DD
= 32 V
V
DD
= 28 V
V
DD
= 24 V
V
DD
= 32 V
V
DD
= 28 V
V
DD
= 24 V
Gain
Efficiency
c261402f c_gr17
-35
-30
-25
-20
-15
-10
-5
17
18
19
20
2540 2580 2620 2660 2700 2740
Input Return Loss (dB)
Gain (dB)
Frequency (MHz)
Small Signal CW
Gain & Input Return Loss, single side
V
DD
= 28 V, I
DQ
= 900 mA
IRL
Gain
c261402f c_gr19
