BU505_05 Datasheet, PDF (1/10 Pages) STMicroelectronics – High Voltage NPN Multiepitaxial Fast-Switching Transistor

BU505
High Voltage NPN Multiepitaxial
Fast-Switching Transistor
Features
■ HIGH VOLTAGE CAPABILITY
■ VERY HIGH SWITCHING SPEED
■ HIGH RUGGEDNESS
Applications
■ ELECTRONIC BALLASTS FOR
FLUORESCENT LIGHTING
■ SWITCH MODE POWER SUPPLIES
Description
The BU505 is a High Voltage NPN fastswitching
transistor designed to be used in lighting
application, like electronic ballast for fluorescent
lamps.
It’s characteristics make also ideal for power
supplies.
3
2
1
TO-220
Internal Schematic Diagram
Order Codes
Part Number
BU505
Marking
BU505
Package
TO-220
Packing
TUBE
August 2005
rev.4
1/10
www.st.com
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