1999 Apr 21

2

Philips Semiconductors

Product specification

NPN high-voltage transistors

BF720; BF722

FEATURES

• Low feedback capacitance.

APPLICATIONS

• Class-B video output stages of colour television

receivers

• General purpose high voltage circuits.

DESCRIPTION

NPN transistors in a SOT223 plastic package.

PNP complement: BF723.

PINNING

PIN

DESCRIPTION

1

base

2, 4

collector

3

emitter

Fig.1

Simplified outline (SOT223) and symbol.

handbook, halfpage

4

12

3

MAM287

Top view

3

2, 4

1

LIMITING VALUES

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

Note

1. Device mounted on printed-circuit board, single sided copper, tinplated, mounting pad for collector

“Thermal considerations for SOT223 in the General Part of associated

Handbook”.

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

collector-base voltage

open emitter

BF720

−

300

V

BF722

−

250

V

collector-emitter voltage

open base

BF720

−

300

V

BF722

−

250

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

−

1.2

W

storage temperature

−65

+150

°C

junction temperature

−

150

°C

operating ambient temperature

−65

+150

°C