BUV28
SILICON NPN SWITCHING TRANSISTOR
a73 SGS-THOMSON PREFERRED SALESTYPE
a73 NPN TRANSISTOR
a73 VERY LOW SATURATION VOLTAGE
a73 FAST TURN-OFF AND TURN-ON
APPLICATIONS:
a73 SWITCHING REGULATORS
a73 SOLENOID / RELAY DRIVERS
DESCRIPTION
High speed transistor suited for low voltage
applications.
High frequency and efficiency converters
switching regulators motor control.
INTERNAL SCHEMATIC DIAGRAM
June 1997
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CBO
Collector-base Voltage (I
E
= 0) 400 V
VCEO Collector-Emitter Voltage (IB = 0) 200 V
VEBO Emitter-Base Voltage (IC = 0) 7 V
I
C
Collector Current 10 A
I
CM
Collector Peak Current 15 A
I
B
Base Current 2 A
I
BM
Base Peak Current 4 A
Ptot Total Dissipation at Tc < 25
o
C85W
tot Total Dissipation at Tc < 60
o
C6
T
stg
Storage Temperature -65 to +175
o
C
T
j
Max. Operating Junction Temperature 175
o
C
1
2
3
TO-220
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