BUL810

HIGH VOLTAGE FAST-SWITCHING

NPN POWER TRANSISTOR

s

SGS-THOMSON PREFERRED SALESTYPE

s

HIGH VOLTAGE CAPABILITY

s

LOW SPREAD OF DYNAMIC PARAMETERS

s

LOW BASE-DRIVE REQUIREMENTS

s

VERY HIGH SWITCHING SPEED

s

FULLY CHARACTERIZED AT 125

APPLICATIONS

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ELECTRONIC TRANSFORMER FOR

HALOGEN LAMPS

s

ELECTRONIC BALLASTS FOR

FLUORESCENT LIGHTING

s

SWITCH MODE POWER SUPPLIES

DESCRIPTION

The BUL810 is manufactured using high voltage

Multiepitaxial Mesa technology for cost-effective

high performance. It uses a Hollow Emitter

structure to enhance switching speeds.

The BUL series is designed for use in lighting

applications and low cost switch-mode power

supplies.

INTERNAL SCHEMATIC DIAGRAM

March 1998

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Val ue

Uni t

1000

V

450

V

9

V

Collect or Current

15

A

22

A

Base Current

5

A

10

A

125

W

St orage Temperature

-65 to 150

Max. Operating Junction Temperature

150

1

2

3

TO-218

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