f = 100 MHz
225
350 400
300
225 ZOL*
f = 100 MHz
Zo = 10 Ω
Zin
300
350
400
Pout = 100 W, VCC = 28 V
f
Zin
MHz
Ohms
ZOL*
Ohms
100 0.55 + j0.40 3.56 – j1.60
225 0.60 + j1.40 2.30 – j1.10
300 1.00 + j2.15 1.95 – j0.70
350 1.50 + j2.20 1.70 – j0.20
400 1.85 + j1.70 1.50 + j0.30
ZOL* = Conjugate of the optimum load impedance into which the device output operates at a given output power, voltage and frequency.
Figure 7. Series Equivalent Input/Output Impedance
MRF329
4
MOTOROLA RF DEVICE DATA