BUT11A
HIGH VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
a73 SGS-THOMSON PREFERRED SALESTYPE
a73 NPN TRANSISTOR
a73 HIGH VOLTAGE CAPABILITY
a73 FAST SWITCHING SPEED

APPLICATIONS:
a73 FLYBACK AND FORWARD SINGLE
TRANSISTOR LOW POWER CONVERTERS


DESCRIPTION
The BUT11A is a silicon multiepitaxial mesa NPN
transistor in Jedec TO-220 plastic package,
particularly intended for switching application.
INTERNAL SCHEMATIC DIAGRAM
June 1997
1
2
3
TO-220
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CES
Collector-Emitter Voltage (V
BE
= 0 V) 1000 V
V
CEO
Collector-Emitter Voltage (I
B
= 0) 450 V
VEBO Emitter-Base Voltage (IC = 0) 9 V
IC Collector Current 5 A
I
CM
Collector Peak Current 10 A
I
B
Base Current 2 A
IBM Base Peak Current 4 A
Ptot Total Power Dissipation at Tc ≤ 25
o
C83W
T
stg
Storage Temperature -65 to 150
o
C
T
j
Max. Operating Junction Temperature 150
o
C
1/4