1999 Apr 12

2

Philips Semiconductors

Product specification

NPN high-voltage transistors

BF483; BF485; BF487

FEATURES

• Low feedback capacitance.

APPLICATIONS

• Intended for use in video output stages in

black-and-white and in colour television receivers.

DESCRIPTION

NPN transistors in a TO-92 plastic package.

PNP complement: BF488

PINNING

PIN

DESCRIPTION

1

base

2

collector

3

emitter

Fig.1 Simplified outline (TO-92) and symbol.

3

2

MAM259

2

1

3

LIMITING VALUES

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

Note

1. Transistor mounted on a printed-circuit board.

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

collector-base voltage

open emitter

BF483

−

300

V

BF485

−

350

V

BF487

−

400

V

collector-emitter voltage

open base

BF483

−

250

V

BF485

−

300

V

BF487

−

350

V

emitter-base voltage

open collector

−

5V

collector current (DC)

−

100

mA

peak collector current

−

200

mA

peak base current

−

100

mA

total power dissipation

−

830

mW

storage temperature

−65

+150

°C

junction temperature

−

150

°C

operating ambient temperature

−65

+150

°C