BU931_1 Datasheet, PDF (1/13 Pages) STMicroelectronics – High voltage ignition coil driver NPN power Darlington transistors

BU931
BU931P, BU931T
High voltage ignition coil driver
NPN power Darlington transistors
Features
■ Very rugged Bipolar technology
■ High operating junction temperature
■ Wide range of packages
Application
■ 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.
TAB
1
2
TO-3
TAB
3
2
1
TO-247
3
2
1
TO-220
Figure 1. Internal schematic diagrams
for TO-3
for TO-220
and TO-247
Table 1. Device summary
Order codes
BU931
BU931P
BU931T
Marking
BU931
BU931P
BU931T
Packages
TO-3
TO-247
TO-220
December 2009
Doc ID 1004 Rev 4
Packaging
Tray
Tube
Tube
1/13
www.st.com
13