MRF20030 Datasheet, PDF (7/10 Pages) Motorola, Inc – RF POWER TRANSISTOR

+ j1
+ j0.5
+ j0.2
0.0
f = 1.8 GHz
1.85 GHz
Zin
1.95 GHz
1.9 GHz
2 GHz
f = 1.8 GHz
ZOL* ^{1.95 GHz}
1.85 GHz
0.2
1.9 GHz
0.5
1
Zo = 10 Ω
2
– j0.2
– j0.5
– j1
+ j2
+ j3
3
5
+ j5
+ j10
– j10
– j5
– j3
– j2
VCC = 26 V, ICQ = 125 mA, Pout = 30 W (PEP)
f
MHz
Zin(1)
Ω
ZOL*
Ω
1800
1850
4.5 + j7.0
4.5 + j6.0
4.7 + j2.4
4.4 + j1.6
1900
1950
2000
4.5 + j4.6
3.7 + j2.4
3.5 + j1.5
3.4 + j1.2
3.3 + j1.6
3.5 + j2.0
Zin(1)= Conjugate of fixture base impedance.
ZOL* = Conjugate of the optimum load impedance at
given output power, voltage, bias current and
frequency.
Figure 13. Series Equivalent Input and Output Impedence
MOTOROLA RF DEVICE DATA
MRF20030
7