12

10

8

6

4

2

0

0123456

Figure 3, Typical Transfer Characteristics

VDS> ID (ON) x RDS (ON)MAX.

250µSEC. PULSE TEST

@ <0.5 % DUTY CYCLE

TJ = -55°C

TJ = +125°C

TJ = +25°C

DYNAMIC CHARACTERISTICS

ARF520

Symbol

C

iss

C

oss

C

rss

t

d(on)

t

r

t

d(off)

t

f

Characteristic

Input Capacitance

Output Capacitance

Reverse Transfer Capacitance

Turn-on Delay Time

Rise Time

Turn-off Delay Time

Fall Time

Test Conditions

V

GS

= 0V

V

DS

= 50V

f = 1 MHz

V

GS

= 15V

V

DD

= 0.5 V

DSS

I

D

= I

D[Cont.]

@ 25°C

R

G

= 1.6

Ω

MIN

TYP

MAX

800

1200

140

200

912

5.1

10

4.1

8

12.8

20

4.0

8

UNIT

pF

ns

Symbol

G

PS

η

ψ

Test Conditions

f = 81MHz

I

dq

= 50mA

V

DD

= 125V

No Degradation in Output Power

Characteristic

Common Source Amplifier Power Gain

Drain Efficiency

Electrical Ruggedness VSWR 5:1

MIN

TYP

MAX

13

14

50

55

UNIT

dB

%

APT Reserves the right to change, without notice, the specifications and information contained herein.

FREQUENCY (MHz)

Figure 1, Typical Gain vs. Frequency

24

22

20

18

16

14

12

10

0

25

50

75

100

125

150

Class AB

V

DD

= 125V

P

out

= 150W

1

5

10

50 100

500

Figure 4, Typical Maximum Safe Operating Area

TC =+25°C

TJ =+200°C

SINGLE PULSE

40

10

5

1

.5

1ms

10ms

100us

OPERATION HERE

LIMITED BY RDS (ON)

DC

100ms

Figure 2, Typical Capacitance vs. Drain-to-Source Voltage

3000

1000

500

100

50

10

.1

.5

1

5

10

50

Ciss

Coss

Crss