BF244A datasheet(3/6 Pages) FAIRCHILD

No de pièce	BF244A

Description	N-Channel RF Amplifier

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Fabricant	FAIRCHILD [Fairchild Semiconductor]

Site Internet	http://www.fairchildsemi.com

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3 / 6 page

Typical Characteristics (continued)

N-Channel RF Amplifier

(continued)

Common Drain-Source

Characteristics

0

0.2

0.4

0.6

0.8

1

0

1

2

3

4

5

V

- DRAIN-SOURCE VOLTAG E(V)

V

=

0

V

GS

-2.5V

DS

-0.

5V

-4.0V

-2.0V

-1.0

V

-3.5V

-3.0V

-1.5

V

T = +25 C

A

O

TYP V

= -5.0V

GS(OFF)

Output Conductance vs

Drain Current

0.01 0.02

0.05 0.1

0.2

0.5

1

2

5

10

0.1

0.5

1

5

10

20

I -- DRAIN CURRENT (mA)

D

15

10

T = +25 C

A

O

f = 1.0 kHz

15

10

5

20

15V

10V

5.0V

20V

20

V

= 5v

DG

V

= -5.5V

GS(OFF)

V

= -3.5V

GS(OFF)

V

= -1.5V

GS(OFF)

Transconductance

Parameter Interactions

12

3

5

7

10

20

1

2

3

5

10

20

30

50

100

V - GATE-SOURCE VOLTAGE(V)

GS

gfs, I

@ V

= 15 V, V

= 0 PULSE

GS

DS

DSS

r

@ V = 100mV, V

= 0

GS

DS

V

@ V

= 15V, I = 1nA

GS(OFF)

GS

D

-

Noise Voltage vs Frequency

0.01

0.03

0.1

0.3

1

3

10

30

100

1

5

10

f -- FREQUENCY (kHz)

V

= 15V

DG

BW = 6.0 Hz @ f = 10 Hz, 100 Hz

= 0.2 f @ f > 1.0 kHz

I = 0.5 mA

D

I = 3 mA

D

Transconductance

Characteristics

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

7

V - GATE-SOURCE VOLTAGE(V)

V

= -4.5V

GS(OFF)

V

= 15V

DS

T = +25 C

A

O

-2.5 V

T

= -55 C

O

A

T = +125 C

A

O

T

= -55 C

O

A

T = +25 C

A

O

T = +125 C

A

O

GS

Transconductance vs

Drain Current

0.1

0.5

1

5

10

0.01 0.02

0.05 0.1

0.2

0.5

1

2

5

10

I

- DRAIN CURRENT (mA)

D

V

= - 5V

GS(OFF)

V

= - 1.5V

GS(OFF)

T

= -55 C

O

A

T = +25 C

A

O

T = +125 C

A

O

T

= -55 C

O

A

T = +25 C

A

O

T = +125 C

A

O

V

= 15V

f = 1.0 kHz

DG

Numéro de pièce similaire - BF244A

Fabricant	No de pièce	Fiches technique	Description
Fairchild Semiconductor	BF244A	26Kb / 2P	N-Channel RF Amplifier
National Semiconductor ...	BF244A	120Kb / 2P	JFET PRO ELECTRON SERIES
List of Unclassifed Man...	BF244A	213Kb / 4P	PLASTIC-CASE JUNCTION FIELD-EFFECT TRANSISTORS
ON Semiconductor	BF244A	172Kb / 8P	JFET VHF/UHF Amplifiers N-Channel - Depletion June, 2001 ??Rev. 0
Fairchild Semiconductor	BF244A	79Kb / 6P	N-Channel RF Amplifier

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