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BULD39D-1 BULD39DT4
High Voltage Fast-Switching NPN Power Transistor
General features
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www.DataSheet4U.com
BULD39D-1 BULD39DT4
High
Voltage Fast-Switching NPN Power Transistor
General features
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NPN transistor High
voltage capability Minimum lot-to-lot spread for reliable operation Very high switching speed High ruggedness Surface-mounting DPAK (TO-252) power package in tape & reel (suffix “T4”) Through-hole IPAK (TO-251) power package in tube (suffix “-1”) In compliance with the 2002/93/EC European Directive
1 2 3 1 3
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IPAK TO-251 (suffix “-1”)
DPAK TO-252 (suffix “T4”)
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Description
The device in manufactured using high
voltage Multi-epitaxial Planar technology to enhance switching speeds while maintaining wide RBSOA. The BUL series is designed for use in electronics transformer for halogen lamps.
Internal schematic diagram
Applications
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Electronics transformer for halogen lamps Switch mode power supplies
Order codes
Part Number BULD39D-1 BULD39DT4 Marking Package IPAK DPAK Packing Tube Tape & reel
May 2006
Rev 1
1/12
www.st.com 12
BULD39D-1 - BULD39DT4
Contents
1 2 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1 2.2 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 4
Package mechanical data . . . . ...