BU941ZT/BU941ZTFP
BUB941ZT
HIGH VOLTAGE IGNITION COIL DRIVER
NPN POWER DARLINGTON
■VERYRUGGED BIPOLARTECHNOLOGY
■BUILTIN CLAMPINGZENER
■HIGH OPERATINGJUNCTION
TEMPERATURE
■WIDE RANGE OF PACKAGES
■SURFACE-MOUNTING D2PAK (TO-263)
POWERPACKAGE IN TUBE (NO SUFFIX)
OR IN TAPE & REEL (SUFFIX ”T4”)
APPLICATIONS
■HIGH RUGGEDNESS ELECTRONIC
IGNITIONS
INTERNAL SCHEMATIC DIAGRAM
January 1999
13
D2PAK
TO-263
123
TO-220 123
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
VCEO Collector-Emitter Voltage (IB= 0) 350 V
VEBO Emitter-Base Voltage (IC=0) 5 V
I
CCollector Current 15 A
ICM Collector Peak Current 30 A
IBBase Current 1 A
IBM Base Peak Current 5 A
BU941ZT BU941ZTFP BUB941ZT
Ptot Total Dissipation at Tc=25o
C 150 55 150 W
Tstg Storage Temperature -65 to 175 -65 to 175 -65 to 175 oC
TjMax. Operating Junction Temperature 175 175 175 oC
TO-220FP
1/8