MRF18085A Datasheet, PDF (5/8 Pages) Motorola, Inc – The RF MOSFET Line RF Power Field Effect Transistor N-Channel Enhancement-Mode Lateral MOSFETs

f = 1710 MHz
Z_o = 10 Ω
Z_source
f = 1710 MHz
Z_load
f = 1990 MHz
f = 1990 MHz
V_DD = 26 V, I_DQ = 800 mA, P_out = 85 W CW
f
MHz
Z_source
Ω
Z_load
Ω
1710
1785
1.13 + j3.62
1.61 + j4.23
1.79 + j2.88
1.82 + j3.15
1805
1880
1930
1960
1.69 + j4.34
2.83 + j5.25
3.00 + j5.18
4.39 + j4.97
1.90 + j2.66
2.09 + j2.77
2.01 + j2.44
2.01 + j2.57
1990
6.59 + j4.74
1.79 + j2.37
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 9. Series Equivalent Input and Output Impedance
MOTOROLA RF DEVICE DATA
MRF18085A MRF18085AR3 MRF18085ALSR3
5