MRF240 Datasheet, PDF (4/6 Pages) Motorola, Inc – RF POWER TRANSISTORS NPN SILICON

–J3.0
–J4.0
–J2.0
–J1.0
0
+J1.0
+J2.0
Zin
1.0
160
175
+J3.0
f = 145 MHz
Pout = 40 W, VCC = 13.6 Vdc
+J4.0
f
Zin
ZOL*
2.0
MHz
Ohms
Ohms
ZOL*
145
1.0 + j0.5 2.8 + j0.3
160 ₁₇₅
3.0_{f = 145 MHz}
4.0
160 0.98 + j0.6 2.7 + j0.4
175 0.98 + j0.7 2.6 + j0.5
ZOL* = Conjugate of the optimum load
ZOL* = impedance into which the device
ZOL* = operates at a given output power,
ZOL* = voltage and frequency.
5.0
Figure 7. Series Equivalent Input/Output Impedances
MRF240
4
MOTOROLA RF DEVICE DATA