Page 1

http://www.formosams.com/

TEL:886-2-22696661

FAX:886-2-22696141

1

2

2

2

2~3

4

4~7

8

8

8

9

10

10

11

List

List.................................................................................................

Package outline...............................................................................

Features..........................................................................................

Maximum ratings .............................................................................

Switching time equivalent test circuits................................................

Rating and characteristic curves........................................................

Pinning information...........................................................................

Marking...........................................................................................

Suggested solder pad layout.............................................................

Packing information..........................................................................

Reel packing....................................................................................

Suggested thermal profiles for soldering processes.............................

High reliability test capabilities..........................................................

Mechanical data...............................................................................

SMD NPN Transistor

Formosa MS

FMBT3904W

Document ID

Issued Date

Revised Date

Revision

Page.

DS-231120

2008/02/10

2010/03/10

B

11