This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to

change without notice.

April 2013

DocID023648 Rev 3

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3STF1640

Low voltage high performance NPN power transistor

Datasheet

Figure 1. Internal schematic diagram

Features

• Very low collector-emitter saturation voltage

• High current gain characteristic

• Fast switching speed

Applications

• Power management

• DC-DC converters

• Automotive

Description

This device is a NPN transistor manufactured

using new low voltage planar technology with

double metal process. The result is a transistor

which boasts exceptionally high gain performance

coupled with very low saturation voltage.

SOT-89

3

2

1

4

Table 1. Device summary

Order codes

Marking

Package

Packaging

3STF1640

1640

SOT-89

Tape and reel

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