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.

FEATUREs
■ HIGH VOLTAGE CAPABILITY
■ VERY HIGH SWITCHING SPEED
■ HIGH RUGGEDNESS

APPLICATIONs
■ ELECTRONIC BALLASTS FOR
   FLUORESCENT LIGHTING
■ SWITCH MODE POWER SUPPLIES