September 1995

2

Philips Semiconductors

Product specification

NPN 2 GHz wideband transistor

BF689K

DESCRIPTION

NPN transistor in a plastic SOT54

(TO-92 variant) envelope. It is

intended for application as an

amplifier or oscillator in the VHF and

UHF range.

PINNING

PIN

DESCRIPTION

Code: F689

1

emitter

2

base

3

collector

Fig.1 SOT54.

1

3

2

MSB034

QUICK REFERENCE DATA

LIMITING VALUES

In accordance with the Absolute Maximum System (IEC 134).

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

collector-base voltage

open emitter

−−

25

V

collector-emitter voltage

open base

−−

15

V

DC collector current

−−

25

mA

total power dissipation

−−

360

mW

DC current gain

−−

−−

transition frequency

−

1.8

−

GHz

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

collector-base voltage

open emitter

−

25

V

collector-emitter voltage

open base

−

15

V

collector-emitter voltage

25

V

emitter-base voltage

open collector

−

3.5

V

DC collector current

−

25

mA

peak collector current

−

50

mA

total power dissipation

−

360

mW

storage temperature

−55

150

°C

junction temperature

−

150

°C