BUL49D_08

BUL49D BULB49D High voltage fast-switching NPN power transistors Features ■ ■ ■ ■ ■ High voltage capability Low spread of dynamic parameters Minimum lot-to-lot spread for reliable operation Very high switching speed High ruggedness 1 3 2 1 3 2 TO-220 TO-220FP Applications 3 ■ ■ Electronic transformers for halogen lamps Flyback and forward single transistor low power converters D2PAK 1 3 12 I2PAK Description The devices are manufactured using high voltage multi-epitaxial planar technology for high switching speeds and high voltage capability. The devices are designed for use in electronic transformer for halogen lamps. Figure 1. Internal schematic diagram Table 1. Device summary Marking BUL49D BUL49DFP BULB49D BULB49D Package TO-220 TO-220FP I2PAK D2PAK Packaging Tube Tube Tube Tape and reel Order code BUL49D BUL49DFP BULB49D-1 BULB49DT4 June 2008 Rev 3 1/15 www.st.com 15 Contents BUL49D - BULB49D Contents 1 2 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 2.2 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3 4 5 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Packaging information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 2/15 BUL49D - BULB49D Electrical ratings 1 Electrical ratings Table 2. Absolute maximum ratings Value Symbol Parameter D2PAK I2PAK TO-220 VCES VCEO VEBO IC ICM IB IBM Ptot Tstg TJ Collector-emitter voltage (VBE =0) Collector-emitter voltage (IB =0) Emitter-base voltage (IC =0, IB