30

45

60

75

90

105

120

FREQUENCY (MHz)

Figure 1, Typical Gain vs Frequency

Class C

V

P

30

25

20

15

10

5

0

ARF461A/B

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

1

10

100

1000

8

6

4

2

0

0

2

4

6

8

V

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

5000

1000

500

100

50

10

.1

.5

1

5

10

50

200

V

Figure 4, Typical Maximum Safe Operating Area

V

Figure 3, Typical Transfer Characteristics

V

250μSEC. PULSE TEST

@ <0.5 % DUTY CYCLE

T

T

T

T

T

T

SINGLE PULSE

OPERATION HERE

LIMITED BY R

DS

(ON)

C

iss

C

oss

C

rss

26

10

5

1

.5

.1

1mS

10mS

100mS

DC

100uS

Dynamic Characteristics

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

C

ISS

Input Capacitance

V

V

f = 1MHz

1700

pF

C

oss

Output Capacitance

175

C

rss

Reverse Transfer Capacitance

50

t

d(on)

Turn-On Delay Time

V

V

I

R

8

ns

t

r

Rise Time

5

t

d(off)

Turn-off Delay Time

21

t

f

Fall Time

10.1

Functional Characteristics

Symbol

Characteristic

Test Conditions

Min

Typ

Max

Unit

G

PS

Common Source Amplifier Power Gain

f = 40.68MHz

V

V

P

13

15

dB

η

Drain Efficiency

70

75

%

Ψ

Electrical Ruggedness VSWR 10:1

No Degradation in Output Power