ARF300 datasheet(3/4 Pages) MICROSEMI

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0.02

0.04

0.06

0.08

0.10

0.12

0.14

0.16

10-4

10-3

10-2

10-1

0.1

Dynamic Characteristics

ARF300

DS, DRAIN-TO-SOURCE VOLTAGE (VOLTS)

Figure 5, Typical Output Characteristics

6.5V

5.5V

10V

7.5V

SINGLE PULSE

RECTANGULAR PULSE DURATION (SECONDS)

FIGURE 6a, MAXIMUM EFFECTIVE TRANSIENT THERMAL IMPEDANCE, JUNCTION-TO-CASE vs PULSE DURATION

C, CASE TEMPERATURE (°C)

Figure 4, Typical Threshold Voltage vs Temperature

Figure 6b, TRANSIENT THERMAL IMPEDANCE MODEL

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

Freq. (MHz)

in (Ω)ZOL (Ω)

2.0

13.56

27.12

40.68

18 - j 10.5

2.66 - j 4.6

1.79 - j 1.6

1.68 - j 0.14

21 - j 1.4

17.5 - j 7.8

11.7 - j 10.4

7.7 - j 10

IN - Gate shunted with 25Ω

dq = 0

OL - Conjugate of optimum load for 300 Watts output at Vdd=125V

Dissipated Power

(Watts)

J (˚C)

C (˚C)

EXT are the external thermal

impedances: Case to sink,

sink to ambient, etc. Set to

zero when modeling only

the case to junction.

0.068

0.062

0.019

0.0150

0.135

2.133

15V

-50

100

150

0.3

D = 0.9

0.7

0.5

0.1

0.05

ARF300 데이터시트(PDF) 3 Page - Microsemi Corporation

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