1997 Jun 02

2

Philips Semiconductors

Product specification

PNP general purpose transistors

PMSTA55; PMSTA56

FEATURES

• High current (max. 500 mA)

• Low voltage (max. 80 V).

APPLICATIONS

• Intended for telephony and professional communication

equipment.

DESCRIPTION

PNP transistor in a SOT323 plastic package.

NPN complements: PMSTA05 and PMSTA06.

PINNING

PIN

DESCRIPTION

1

base

2

emitter

3

collector

Fig.1 Simplified outline (SOT323) and symbol.

handbook, halfpage

MAM048

Top view

2

1

3

2

3

1

MARKING

TYPE NUMBER

MARKING CODE

PMSTA55

t2H

PMATA56

t2G

QUICK REFERENCE DATA

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

collector-base voltage

open emitter

PMSTA55

−−60

V

PMSTA56

−−80

V

collector-emitter voltage

open base

PMSTA55

−−60

V

PMSTA56

−−80

V

peak collector current

−−500

mA

total power dissipation

−

200

mW

DC current gain

50

−

transition frequency

50

−

MHz