1999 Apr 15

2

Philips Semiconductors

Product specification

PNP general purpose transistors

BC556; BC557

FEATURES

• Low current (max. 100 mA)

• Low voltage (max. 65 V).

APPLICATIONS

• General purpose switching and amplification.

DESCRIPTION

PNP transistor in a TO-92; SOT54 plastic package.

NPN complements: BC546 and BC547.

PINNING

PIN

DESCRIPTION

1

emitter

2

base

3

collector

Fig.1

Simplified outline (TO-92; SOT54)

and symbol.

3

2

MAM281

3

2

1

LIMITING VALUES

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

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

collector-base voltage

open emitter

BC556

−−80

V

BC557

−−50

V

collector-emitter voltage

open base

BC556

−−65

V

BC557

−−45

V

emitter-base voltage

open collector

−−5V

collector current (DC)

−−100

mA

peak collector current

−−200

mA

peak base current

−−200

mA

total power dissipation

−

500

mW

storage temperature

−65

+150

°C

junction temperature

−

150

°C

operating ambient temperature

−65

+150

°C