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BU208D BU508D/BU508DFI
HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORS
s
s s
s s
BU208D AND BU508DFI ARE STM PREFERRED SALESTYPES HIGH VOLTAGE CAPABILITY U.L. RECOGNISED ISOWATT218 PACKAGE (U.L. FILE # E81734 (N) JEDEC TO-3 METAL CASE NPN TRANSISTOR WITH INTEGRATED FREEWHEELING DIODE
TO-3
1 2
APPLICATIONS: s HORIZONTAL DEFLECTION FOR COLOUR TV DESCRIPTION The BU208D, BU508D and BU508DFI are manufactured using Multiepitaxial Mesa technology for cost-effective high performance and uses a Hollow Emitter structure to enhance switching speeds.
3 2
3 2
TO-218
1
ISOWATT218
1
INTERNAL SCHEMATIC DIAGRAM
For TO-3 : C = Tab E = Pin2.