BF421 데이터 시트보기 (PDF) - Philips Electronics

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BF421

PNP high voltage transistors

Philips Electronics 

Philips Semiconductors

PNP high voltage transistors

Product specification

BF421; BF423

FEATURES

• Low feedback capacitance.

APPLICATIONS

• Class-B video output stages in colour television and

professional monitor equipment.

DESCRIPTION

PNP transistors in a TO-92 plastic package.

NPN complements: BF420 and BF422.

PINNING

PIN

1

2

3

base

collector

emitter

DESCRIPTION

handbook, halfpage1

2

3

2

1

3

MAM285

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

ORDERING INFORMATION

TYPE NUMBER

BF421

BF423

NAME

SC-43A

PACKAGE

DESCRIPTION

plastic single-ended leaded (through hole) package; 3 leads

VERSION

SOT54

QUICK REFERENCE DATA

SYMBOL

PARAMETER

VCBO

collector-base voltage

BF421

BF423

VCEO

collector-emitter voltage

BF421

BF423

ICM

peak collector current

Ptot

total power dissipation

hFE

DC current gain

Cre

feedback capacitance

fT

transition frequency

CONDITIONS

open emitter

open base

Tamb ≤ 25 °C

VCE = −20 V; IC = −25 mA

VCE = −30 V; IC = ic = 0 A; f = 1 MHz

VCE = −10 V; IC = −10 mA; f = 100 MHz

MIN.

−

−

−

−

−

−

50

−

60

MAX. UNIT

−300

V

−250

V

−300

−250

−100

830

−

1.6

−

V

V

mA

mW

pF

MHz

2004 Nov 10

2

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