2STD1665| Datasheet

2STD1665, 2STD1665T4

Datasheet preview, take a look at Datasheets before downloading (Data Sheet is available on manufacturer site)

2STD1665
Low voltage fast-switching NPN power transistor
General features

Very low collector to emitter saturation volatage High current gain characteristic fast-switching speed Through-hole IPAK (TO-251) power package in tube (suffix"-1") Surface mounting DPAK (TO-252) power package in tape & reel (suffix"T4")
1 3

3 1

IPAK TO251 ( Suffix "-1" )

DPAK TO252 ( Suffix "T4" )

Applications

Ccfl drivers Voltage regulators Relay drivers High efficiency low voltage switching applications

Internal schematic diagrams

Description
The device is manufactured in NPN Planar Technology by using a "Base Island" layout. The resulting transistor shows exceptional high gain performance coupled with very low saturation voltage.

Order codes
Part Number 2STD1665T4 2STD1665-1 Marking D1665 D1665 Package DPAK IPAK Packing Tape & reel Tube

May 2006

Rev 1

1/12
www.st.com 12