f = 1990 MHz
Z
load
f = 1930 MHz
Z
o
= 5
Ω
f = 1990 MHz
Z
source
f = 1930 MHz
V
DD
= 26 V, I
DQ
= 850 mA, P
out
= 18 W Avg.
f
MHz
1930
1960
1990
Z
source
Ω
0.75 - j2.50
0.70 - j2.40
0.65 - j2.35
Z
load
Ω
1.05 - j1.95
1.10 - j1.85
1.05 - j1.75
Z
source
= Test circuit impedance as measured from
gate to ground.
Z
load
= Test circuit impedance as measured
from drain to ground.
Input
Matching
Network
Device
Under Test
Output
Matching
Network
Z
source
Z
load
Figure 12. Series Equivalent Source and Load Impedance
MRF19085LR3 MRF19085LSR3
RF Device Data
Freescale Semiconductor