BUL128
HIGH VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
1.STMicroelectronics PREFERRED
SALESTYPE
2.NPN TRANSISTOR
3.HIGH VOLTAGE CAPABILITY
4.LOW SPREAD OF DYNAMIC PARAMETERS
5.MINIMUM LOT-TO-LOT SPREAD FOR
RELIABLE OPERATION
6. VERY HIGH SWITCHING SPEED
APPLICATIONS:
ELECTRONIC BALLASTS FOR
FLUORESCENT LIGHTING
DESCRIPTION
The device is manufactured using high voltage
Multi Epitaxial Planar technology for high
switching speeds and medium voltage capability.
It uses a Cellular Emitter structure with planar
edge termination to enhance switching speeds
INTERNAL SCHEMATIC DIAGRAM
while maintaining the wide RBSOA.
The device is designed for use in lighting
applications and low cost switch-mode power
supplies.
