BU941_08 Datasheet, PDF (1/12 Pages) STMicroelectronics – High voltage ignition coil driver NPN power Darlington transistors

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
Applications
■ High ruggedness electronic ignitions
Description
The devices are bipolar Darlington transistors
manufactured using Multi-Epitaxial Planar
technology. They have been properly designed to
be used in automotive environment as electronic
ignition power actuators.
1
2
TO-3
3
2
1
TO-247
Figure 1. Internal schematic diagrams
for TO-3
for TO-247
Table 1. Device summary
Order codes
BU941
BU941P
Marking
BU941
BU941P
Package
TO-3
TO-247
November 2008
Rev 3
Packaging
Tray
Tube
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www.st.com
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