BF550 datasheet(1/5 Pages) SIEMENS

Part #	BF550

Description	PNP Silicon RF Transistor (For common emitter amplifier stages up to 300 MHz For mixer applications in AM/FM radios and VHF TV tuners)

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Manufacturer	SIEMENS [Siemens Semiconductor Group]

Direct Link	http://www.siemens.com/

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PNP Silicon RF Transistor

BF 550

q

For common emitter amplifier stages

up to 300 MHz

q

For mixer applications in AM/FM radios

and VHF TV tuners

q

Low feedback capacitance

due to shield diffusion

q

Controlled low output conductance

Maximum Ratings

Type

Ordering Code

(tape and reel)

Marking

Package1)

Pin Configuration

BF 550

Q62702-F944

LA

SOT-23

1

2

3

B

E

C

Parameter

Symbol

Values

Unit

Collector-emitter voltage

VCE0

40

V

Collector-base voltage

VCB0

40

Emitter-base voltage

VEB0

4

Thermal Resistance

Junction - ambient2)

Rth JA

≤ 450

K/W

Total power dissipation, TA

≤ 25 ˚C

Ptot

280

mW

Storage temperature range

Tstg

– 65 … + 150

Base current

IB

5

Junction temperature

Tj

150

˚C

Collector current

IC

25

mA

1)

For detailed information see chapter Package Outlines.

2)

Package mounted on alumina 15 mm

× 16.7 mm × 0.7 mm.

07.94

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