Freescale Semiconductor, Inc.
Zo = 5 Ω
f = 895 MHz
Zload
Zsource
f = 865 MHz
f = 865 MHz
f = 895 MHz
VDD = 26 V, IDQ = 2 × 500 mA, Pout = 120 W PEP
f
MHz
Zsource
Ω
Zload
Ω
865
4.89 - j0.2
4.9 - j0.5
880
4.54 + j0.07
4.6 - j0.32
895
3.29 - j1.3
4.2 - j0.04
Zsource = Test circuit impedance as measured from
gate to gate, balanced configuration.
Zload = Test circuit impedance as measured
from drain to drain, balanced configuration.
Input
Matching
Network
Device
+ Under
Test
−
Z source
−
+
Z load
Output
Matching
Network
Figure 10. Series Equivalent Input and Output Impedance
MRF9120R3 MRF9120LR3
8
MOTOROLA RF DEVICE DATA
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