DESCRIPTION
The BUL59 is manufactured using high voltage Multi Epitaxial Mesa technology to enhance switching speeds while maintaining wide RBSOA.
The BUL series is designed for use in lighting applications and low cost switch-mode power supplies.

■ NPN TRANSISTOR
■ HIGH VOLTAGE CAPABILITY
■ MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION
■ VERY HIGH SWITCHING SPEED
■ HIGH RUGGEDNESS

APPLICATIONS
■ ELECTRONIC TRANSFORMERS FOR HALOGEN LAMPS
■ SWITCH MODE POWER SUPPLIES