N1550(2007) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
N1550 Datasheet PDF : 8 Pages
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2STF1550
2STN1550
Low voltage fast-switching NPN power bipolar transistors
Preliminary Data
General features
■ Very low collector-emitter saturation voltage
■ High current gain characteristic
■ Fast switching speed
■ Surface mounting devices in medium power
SOT-89 and SOT-223 packages
■ In compliance with the 2002/93/EC European
Directive
Applications
■ Emergency lighting
■ LED
■ Motherboard & Hard Disk drive
■ Mobile equipment
■ Battery charger
■ Voltage regulation
SOT-89
2
3
2
1
SOT-223
Internal schematic diagram
Description
The 2STF1550 and 2STN1550 are NPN
transistors manufactured using new “PB-HCD”
(Power Bipolar High Current Density) technology.
The resulting transistor shows exceptional high
gain performances coupled with very low
saturation voltage.
Order codes
Part Number
2STF1550
2STN1550
Marking
1550
N1550
Package
SOT-89
SOT-223
Packaging
Tape & reel
Tape & reel
May 2007
Rev 1
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to
change without notice.
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