ARF466A_B

TYPICAL PERFORMANCE CURVES

T

Figure 5, Typical Threshold Voltage vs Temperature

V

Figure 6, Typical Output Characteristics

1.10

1.05

1.00

0.95

0.90

0.85

0.80

0.75

-50 -25

0

25

50

75

100 125 150

25

20

15

10

5

0

0

5

10

15

20

25

30

5.5V

4.5V

5V

6V

V

8V

4V

Figure 7b, TRANSIENT THERMAL IMPEDANCE

SINGLE PULSE

1.0

RECTANGULAR PULSE DURATION (SECONDS)

FIGURE 7a, MAXIMUM EFFECTIVE TRANSIENT THERMAL IMPEDANCE, JUNCTION-TO-CASE vs PULSE DURATION

0.40

0.35

0.30

0.25

0.20

0.15

0.10

0.05

0

0.5

0.1

0.3

0.7

0.9

0.05

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

Freq. (MHz)

Z

Ω)

Z

IN

- Gate shunted with 25

Ω

Z

Conjugate of optimum load for 300W output at Vdd = 150V

Z

Ω)

2.0

13.5

27.1

40.7

65

17.9 - j 11.2

1.1 - j 4.9

.25 - j 1.5

.15 - j 0.9

.31 + j 2.0

30 - j 1.7

25.7 - j 9.8

18 - j 13.3

12 - j 12.6

6.2 - j 8.9

0.113

°C/W

0.236

°C/W

0.0130 F

0.147 F

Power

(watts)

RC MODEL

Junction

temp (

°C)

Case temperature (

°C)