V
DD
= 28 Vdc, I
DQ
= 750 mA, P
out
= 28 W Avg.
f
MHz
820
840
860
880
900
920
940
960
980
Z
source
Ω
1.93 -- j3.20
2.05 -- j3.14
2.13 -- j3.13
2.17 -- j3.14
2.21 -- j3.14
2.23 -- j3.19
2.20 -- j3.24
2.14 -- j3.27
2.04 -- j3.29
Z
load
Ω
3.46 -- j1.73
3.48 -- j1.48
3.52 -- j1.26
3.58 -- j1.06
3.70 -- j0.87
3.86 -- j0.73
4.04 -- j0.63
4.26 -- j0.56
4.50 -- j0.56
Z
source
= Test circuit impedance as measured from
gate to ground.
Z
load
= Test circuit impedance as measured from
drain to ground.
Device
Under
Test
Output
Matching
Network
Input
Matching
Network
Z
source
Z
load
Figure 9. Series Equivalent Source and Load Impedance
MRF8S9102NR3
RF Device Data
Freescale Semiconductor
7