
BUT70W
HIGH POWER NP N T RAN SISTOR
■STMicroelectronics PREFERRED
SALESTYPE
■N PN T R ANSIST O R
■HIGH CURRE NT CAP ABI LITY
■FAST SWIT CHING SPE ED
■VERY LOW SATURATION VOLTAGE AND
HI GH GAI N
APPLIC A TION
■SWI TCHING RE GULATO RS
■MOTOR CONTROL
■HIGH FREQUENCY AND EFFICENCY
CONVERTERS
DESCRIP TION
The BUT70W is a Multiepitaxial planar NPN
transistor in TO-247 plastic package.
It’s intented for use in high frequency and
efficiency converters such us motor controllers
and industrial equipment .
®
INTERNAL SCHEMATIC DIAGRAM
February 2002
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
VCEV Collector-emitter Voltage (VBE = -1.5V) 200 V
VCEO Collector-emitter Voltage (IB = 0) 125 V
VEBO Emitter-Base Voltage (IC = 0) 7 V
IE(RMS) Emitter Current 40 A
IEM Emitter Peak Current 120 A
IBBase Current 8 A
IBM Base Peak Current 24 A
Ptot Total Power Dissipation at Tcase < 25 oC200 W
Tstg Stora ge Te mperature -65 to 150 oC
TjMax Operating Junction Temperature 150 oC
123
TO-247
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