MRF19030 Datasheet, PDF (5/8 Pages) Motorola, Inc – RF POWER FIELD EFFECT TRANSISTORS

Z_o = 25 Ω
Z_OL*
f = 1930 MHz
Z_in
f = 1930 MHz
f = 1990 MHz
f = 1990 MHz
V_DD = 26 V, I_DQ = 300 mA, P_out = 30 W PEP
f
Z_in
MHz
Ω
Z_OL*
Ω
1930
10.57 + j7.69
5.81 + j5.01
1960
10.54 + j7.43
5.84 + j4.67
1990
10.47 + j7.21
5.84 + j4.35
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 9. Series Equivalent Input and Output Impedance
MOTOROLA RF DEVICE DATA
MRF19030R3 MRF19030SR3
5