3

MRF652 MRF652S

MOTOROLA RF DEVICE DATA

Figure 2. Output Power versus Input Power

Figure 3. Output Power versus Frequency

Figure 4. Output Power versus Supply Voltage

Figure 5. Typical Broadband Circuit Performance

Figure 6. Series Equivalent Input/Output Impedance

10

8

6

4

2

0

0

0.2

0.4

0.6

0.8

1

Pin, INPUT POWER (WATTS)

f = 440 MHz

10

8

6

4

2

0

f, FREQUENCY (MHz)

VCC = 12.5 V

10

8

6

4

2

0

6

8

10

12

14

16

VCC, SUPPLY VOLTAGE (VOLTS)

f = 512 MHz

Pin = 1 W

0.5 W

0.25 W

VCC = 12.5 V

Pin = 1 W

Pin = 0.5 W

VCC = 12.5 V

8

6

4

2

0

440

460

480

520

f, FREQUENCY (MHz)

VSWR

500

2:0

80

70

60

40

50

1:5

1:1

Pout

η

512 MHz

440

460

480

520

500

0.5 W

0.25 W

f = 400 MHz

f = 400 MHz

440

ZOL*

Zin

470

512

470

440

0

8.0

10

7.0

6.0

5.0

4.0

3.0

2.0

1.0

3

2

1

9.0

3

2

512

1

f

MHz

Zin

Ohms

ZOL*

Ohms

400

440

470

512

1.18 + j0.54

1.19 + j0.88

1.19 + j1.11

1.19 + j1.35

6.7 – j6.9

7.05 – j6.1

7.6 – j5.1

8.1 – j4.1

VCC = 12.5 Vdc

Pout = 5.0 W

ZOL* = Conjugate of the optimum load impedance

Zo = 10 Ω