DESCRIPTION

The BUL381 and BUL382 manufactured using high voltage Multiepitaxial Mesa technology for

cost-effective high performance. They use a Hollow Emitter structure to enhance switching

speeds. The BUL series is designed for use in lighting applications and low cost switch-mode power supplies.

■ STM PREFERRED SALESTYPES

■ HIGH VOLTAGE CAPABILITY

■ MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION

■ VERY HIGH SWITCHING SPEED

■ FULLY CHARACTERISED AT 125oC

APPLICATIONS

■ ELECTRONIC BALLASTS FOR FLUORESCENT LIGHTING

■ SWITCH MODE POWER SUPPLIES