MRF897 Datasheet, PDF (4/6 Pages) Motorola, Inc – RF POWER TRANSISTOR NPN SILICON

f
Zin
MHz
Ohms
ZOL*
Ohms
800
1.0 + j10.3
5.9 – j0.4
850
1.5 + j10.5
5.7 + j2.6
900
1.8 + j11.0
5.9 + j3.4
960
2.2 + j11.4
6.2 + j4.4
ZOL* = Conjugate of the optimum load impedance
ZOL* = into which the device operates at a given
ZOL* = output power, voltage and frequency.
f = 800 MHz
850 ⁹⁰⁰
960
Zin
960
900
850
ZOL*
Zo = 10 Ohms
f = 800 MHz
NOTE: Zin & ZOL* are given
from base–to–base and
collector–to–collector respectively.
Po = 300 W (PEP), VCC = 24 V
Figure 8. Series Equivalent Input/Output Impedances
MRF897
4
MOTOROLA RF DEVICE DATA