BUL704

BUL704 High voltage fast-switching NPN Power Transistor General features ■ ■ ■ ■ ■ ■ NPN Transistor High voltage capability Low spread of dynamic parameters Minimum lot-to-lot spread for reliable operation Very high switching speed In compliance with the 2002/93/EC European Directive TO-220 1 2 3 Description The device is manufactured using high voltage Multi-Epitaxial Planar technology for high switching speeds and medium voltage capability. It uses a Cellular Emitter structure with planar edge termination to enhance switching speeds while maintaining the wide RBSOA. Internal schematic diagram Applications ■ ■ Electronic ballast for fluorescent lighting Dedicated for PFC solution in HF ballast halfbridge voltage fed Order codes Part Number BUL704 Marking BUL704 Package TO-220 Packing Tube May 2006 Rev 1 1/11 www.st.com 11 BUL704 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....