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STF715
STN715

NPN low voltage transistors

Features
Low voltage small devices for surface
mounting
4
High ruggedness 4
3 3
2 2
Applications 1 1

Voltage regulation
Relay driver SOT-89 SOT-223
Generic switch

Description
Figure 1. Internal schematic diagram
Both STF715 and STN715 are NPN transistors
manufactured using planar technology. They are
housed in surface mounting power packages.

Table 1. Device summary
Order codes Marking Packages Packaging

STF715 715 SOT-89 Tape and reel
STN715 N715 SOT-223 Tape and reel

February 2010 Doc ID 8707 Rev 2 1/8
www.st.com 8
Electrical ratings STF715, STN715

1 Electrical ratings

Table 2. Absolute maximum ratings
Symbol Parameter Value Unit

VCBO Collector-base voltage (IE = 0) 140 V
VCEO Collector-emitter voltage (IB = 0) 80 V
VEBO Emitter-base voltage (IC = 0) 5 V
IC Collector current 1.5 A
ICM Collector peak current (tP < 5 ms) 2 A
IB Base current 0.3 A
IBM Base peak current (tP < 5 ms) 0.6 A
Total dissipation at Tamb = 25