MRF19125 Datasheet, PDF (8/12 Pages) Motorola, Inc – RF Sub-Micron MOSFET Line N-Channel Enhancement-Mode Lateral MOSFETs

f = 1930 MHz
Z_in
f = 1990 MHz
f = 1930 MHz
Z_OL*
f = 1990 MHz
Z_o = 10 Ω
V_DD = 26 V, I_DQ = 1300 mA, P_out = 24 W (Avg.)
f
Z_in
MHz
Ω
Z_OL*
Ω
1930
1.43 + j5.01
0.75 + j0.93
1960
1.51 + j4.88
0.71 + j0.89
1990
1.56 + j4.93
0.68 + j1.02
Z_in = Complex conjugate of source impedance.
Z_OL* = Complex conjugate of the optimum load
impedance at a given output power, voltage,
IMD, bias current and frequency.
Note: Z_OL* was chosen based on tradeoffs between gain, output
power, drain efficiency and intermodulation distortion.
Input
Matching
Network
Device
Under Test
Output
Matching
Network
Z _in
Z _OL*
Figure 13. Series Equivalent Input and Output Impedance
MRF19125 MRF19125S MRF19125SR3
8
MOTOROLA RF DEVICE DATA