BUL49D_08 Datasheet, PDF (1/15 Pages) STMicroelectronics – High voltage fast-switching NPN power transistors

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
Applications
■ Electronic transformers for halogen lamps
■ Flyback and forward single transistor low
power converters
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.
3
2
1
TO-220
3
2
1
TO-220FP
3
1
D²PAK
123
I²PAK
Figure 1. Internal schematic diagram
Table 1. Device summary
Order code
Marking
BUL49D
BUL49DFP
BUL49D
BUL49DFP
BULB49D-1
BULB49D
BULB49DT4
BULB49D
June 2008
Package
TO-220
TO-220FP
I²PAK
D²PAK
Rev 3
Packaging
Tube
Tube
Tube
Tape and reel
1/15
www.st.com
15