Figure 8, Typical Common Source Amplifier Gain vs Power Out

14

12

10

8

6

0

40

80

120

160

160

120

80

40

0

02

4

6

8

10

Figure 7, Typical Power Out vs Power In

Class C

V

DD

= 150V

f = 81.36 MHz

Class C

V

DD

= 150V

f = 81.36 MHz

PRELIMINARY

Figure 5, Typical Threshold Voltage vs Temperature

1.2

1.1

1.0

0.9

0.8

0.7

0.6

-50

-25

0

25

50

75

100 125 150

25

20

15

10

5

0

1

5

10

15

20

25

30

Figure 6, Typical Output Characteristics

ARF464A/B

6.5V

5.5V

6V

7V

VGS=10 & 15V

1.0

10

RECTANGULAR PULSE DURATION (SECONDS)

Figure 9, Typical Maximum Effective Transient Thermal Impedance, Junction-To-Case vs Pulse Duration

0.8

0.1

0.05

0.01

0.005

0.001

Note:

Duty Factor D =

t1/t

2

Peak TJ = PDM x ZθJC + TC

t1

t2

0.1

SINGLE PULSE

0.02

0.05

0.2

D=0.5

0.01

8V

7.5V

Table 1 - Typical Class AB Large Signal Input - Output Impedance

Freq. (MHz)

Zin (Ω)

Z

2.0

13.5

27

40

65

80

100

24 - j 5

7.5 - j 11

2.0 - j 6.2

0.7 - j 3.1

0.31 + j 0.52

0.47 + j 2.1

0.9 + j 3.8

15.3 - j 0.6

14.2 - j 3.4

11.6 - j 5.3

8.9 - j 5.6

5.3 - j 4.0

4.0 - j 2.7

2.8 - j 0.9

Zin - Gate shunted with 25Ω

Z

Conjugate of optimum load for 100 Watts output at Vdd = 65V