December 2010 Doc ID 17868 Rev 2 1/8
8
2ST31A
Low voltage NPN power transistor
Features
■ High switching speed
■ Good performances in terms of h
FE
linearity
Application
■ Linear and switching industrial applications
Description
The device is manufactured in planar technology
with “base island” layout. The resulting transistor
shows high gain performance coupled with low
saturation voltage.
Figure 1. Internal schematic diagram
TO-220
1
2
3
TAB
Table 1. Device summary
Order code Marking Package Packaging
2ST31A 2ST31A TO-220 Tube
www.st.com
