BU941 BU941P
High voltage ignition coil driver NPN power Darlington transistors
Features
■ Very rugged Bipolar technol...
BU941 BU941P
High voltage ignition coil driver
NPN power Darlington
transistors
Features
■ Very rugged Bipolar technology
■ High operating junction temperature
)■ Integrated antiparallel collector-emitter diode ct(sApplications rodu■ High ruggedness electronic ignitions PDescription leteThe devices are bipolar Darlington
transistors omanufactured using Multi-Epitaxial Planar stechnology. They have been properly designed to bbe used in automotive environment as electronic Oignition power actuators.
1 2
TO-3
3 2 1
TO-247
Figure 1. Internal schematic diagrams
Obsolete Product(s) - for TO-3
for TO-247
Table 1. Device summary Order codes BU941 BU941P
Marking BU941 BU941P
Package TO-3
TO-247
Packaging Tray Tube
November 2008
Rev 3
1/12
www.st.com
12
Content
Content
BU941, BU941P
1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . ....
