August

2018

1

Rev 1.

100

WeEn Semiconductors

Product specification

Silicon Diffused Power Transistor

BUJ103AX

GENERAL DESCRIPTION

High-voltage, high-speed planar-passivated npn power switching transistor in a plastic full-pack envelope intended

for use in high frequency electronic lighting ballast applications, converters, inverters, switching regulators, motor

control systems, etc.

QUICK REFERENCE DATA

SYMBOL

PARAMETER

CONDITIONS

TYP.

MAX.

UNIT

Collector-emitter voltage peak value

-

700

V

Collector-Base voltage (open emitter)

-

700

V

V

CEO

Collector-emitter voltage (open base)

-

400

V

Collector current (DC)

-

4

A

Collector current peak value

-

8

A

P

tot

Total power dissipation

T

-

26

W

Collector-emitter saturation voltage

0.25

1.0

V

DC current gain

12.5

-

t

f

Fall time

Ic=2A,I

33

80

ns

PINNING - SOT186A

PIN CONFIGURATION

SYMBOL

PIN

DESCRIPTION

1

base

2

collector

3

emitter

mb isolated

LIMITING VALUES

Limiting values in accordance with the Absolute Maximum Rating System (IEC 134)

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

Collector to emitter voltage

-

700

V

V

CEO

Collector to emitter voltage (open base)

-

400

V

Collector to base voltage (open emitter)

-

700

V

Collector current (DC)

-

4

A

I

CM

Collector current peak value

-

8

A

Base current (DC)

-

2

A

Base current peak value

-

4

A

P

tot

Total power dissipation

T

-

26

W

Storage temperature

-65

150

˚C

Junction temperature

-

150

˚C

THERMAL RESISTANCES

SYMBOL

PARAMETER

CONDITIONS

TYP.

MAX.

UNIT

R

th j-hs

Junction to heatsink

with heatsink compound

-

4.8

K/W

Junction to ambient

in free air

55

-

K/W

2

3

1

3

2

1

mb