Click to expand full text
www.DataSheet4U.com
STW3040
High voltage fast-switching NPN power transistor
Preliminary Data
Features
■ ■ ■ ■
.
High voltage capability High DC current gain Minimum lot to lot spread for reliable operation Wide safe operating areas (forward and reverse biased)
3 2 1
Application
■
TO-247 Figure 1. Internal schematic diagram
Switching mode power supplies
Description
The STW3040 is manufactured using diffused collector in planar technology adopting base island layout. The device is designed for use in SMPS and desktop power supply.
Table 1.
Device summary
Marking W3040 Package TO-247 Packaging Tube
Order code STW3040
December 2007
Rev 1
1/11
www.st.com 11
This is preliminary information on a new product now in development or undergoing evaluation.
STW3040 Datasheet
