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| MRF899 Datasheet, PDF (4/6 Pages) Motorola, Inc – RF POWER TRANSISTOR NPN SILICON | |||
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900
f = 960 MHz
850
ZOL* 800
f = 800 MHz
850
Zin
900
960
Zo = 10 â¦
f
Zin
MHz
Ohms
ZOL*
Ohms
800
5.51 + j10.6
4.52 + j2.64
850
8.17 + j13.2
4.21 + j2.98
900
11.2 + j13.8
3.68 + j2.97
960
16.8 + j10.1
2.98 + j2.71
ZOL* = Conjugate of optimum load impedance into
ZOL* = which the device operates at a given output
ZOL* = power, voltage and frequency.
NOTE: Zin & ZOL* are given from
NOTE: baseâtoâbase and
NOTE: collectorâtoâcollector
NOTE: respectively
Figure 8. Input and Output Impedances
with Circuit Tuned for Maximum Gain @ PO = 150 W (PEP), VCC = 26 V
MRF899
4
MOTOROLA RF DEVICE DATA
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