MRF284 데이터 시트보기 (PDF) - Motorola => Freescale

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MRF284

RF Power Field-Effect Transistors

Motorola => Freescale 

+ j0.2

0.0

– j0.2

+ j0.5

Zo = 1 Ω

0.2

0.5

+ j1

+ j2

+ j3

Zin

2 GHz

+ j5

f = 1.8 GHz

2 GHz

1

2

3

5

ZOL*

f = 1.8 GHz

+ j10

– j10

– j5

– j3

– j0.5

– j2

– j1

VCC = 26 V, ICQ = 200 mA, Pout = 15 Wavg

f

MHz

Zin(1)

Ω

ZOL*

Ω

1800

1860

1900

1960

2000

1.0 + j0.4

1.0 + j0.8

1.0 + j1.1

1.0 + j1.4

1.0 + j2.3

2.1 – j0.4

2.2 + j0.2

2.3 + j0.5

2.5 + j0.9

2.6 + j0.92

Zin(1)= Conjugate of fixture base terminal impedance.

ZOL* = Conjugate of the optimum load impedance at

given output power, voltage, bias current and

frequency.

Figure 14. Series Equivalent Input and Output Impedence

MRF284 MRF284S

8

MOTOROLA RF DEVICE DATA

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