ST901T
STD901T
High voltage NPN Darlington transistor for ignition coil
Features
■ High voltage special Darlington structure
■ Very rugged bipolar technology
■ High DC current gain
Application
■ High ruggedness electronic ignition for small
engines
Description
The device is a high voltage NPN transistor in
monolithic special Darlington configuration
designed for applications such as electronic
ignition for small engines (scooters, lawnmowers,
chainsaws).
TAB
3
1
DPAK
TAB
3
2
1
TO-220
Figure 1. Internal schematic diagram
C (2, TAB)
B
(1)
E (3)
Table 1. Device summary
Order code
ST901T
STD901T
Marking
901T
D901T
Packages
TO-220
DPAK
February 2011
Doc ID 4510 Rev 5
Packaging
Tube
Tape and reel
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www.st.com
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