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BUL57

STMicroelectronics
Part Number BUL57
Manufacturer STMicroelectronics
Description NPN Transistor
Published Mar 23, 2005
Detailed Description ® BUL57 BUL57FP HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORS s s s s s s s s s STMicroelectronics PREFERRED SA...
Datasheet PDF File BUL57 PDF File

BUL57
BUL57

Overview
...LESTYPES NPN TRANSISTORS HIGH VOLTAGE CAPABILITY LOW SPREAD OF DYNAMIC PARAMETERS MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION VERY HIGH SWITCHING SPEED FULLY CHARACTERIZED AT 125oC LARGE RBSOA TO-220FP FULLY ISOLATED PACKAGE (U.
L.
COMPLIANT) 1 2 3 1 2 3 TO-220 TO-220FP APPLICATIONS: s ELECTRONIC BALLASTS FOR FLUORESCENT LIGHTING s SWITCH MODE POWER SUPPLIES DESCRIPTION The devices are manufactured using high voltage Multi Epitaxial Planar technology for high switching speeds and medium voltage capability.
They use a Cellular Emitter structure with planar edge termination to enhance switching speeds.
The devices are designed for use in lighting applications and low cost switch-mod...


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