MRF842

4

MOTOROLA RF DEVICE DATA

Figure 5. Series Equivalent Input/Output Impedance

f = 800 MHz

ZOL*

Zin

870

900

836

836

0

0.5

870

f = 800 MHz

900

f

MHz

Zin

Ohms

ZOL*

Ohms

800

836

870

900

1.1 + j4.1

1.2 + j4.3

1.4 + j4.4

1.6 + j4.5

1.9 + j1.5

1.85 + j1.6

1.8 + j1.7

1.8 + j1.8

ZOL* = Conjugate of the optimum load impedance

Pout = 20 W, VCC = 12.5 Vdc

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0