STF715

STF715 STN715 NPN low voltage transistors Features ■ Low voltage small devices for surface mounting ■ High ruggedness Applications ■ Voltage regulation ■ Relay driver ■ Generic switch Description Both STF715 and STN715 are NPN transistors manufactured using planar technology. They are housed in surface mounting power packages. 4 4 3 2 1 3 2 1 SOT-89 SOT-223 Figure 1. Internal schematic diagram Table 1. Device summary Order codes STF715 STN715 Marking 715 N715 Packages SOT-89 SOT-223 February 2010 Doc ID 8707 Rev 2 Packaging Tape and reel Tape and reel 1/8 www.st.com 8 Electrical ratings 1 Electrical ratings STF715, STN715 Table 2. Absolute maximum ratings Symbol Parameter VCBO VCEO VEBO IC ICM IB IBM PTOT TSTG TJ Collector-base voltage (IE = 0) Collector-emitter voltage (IB = 0) Emitter-base voltage (IC = 0) Collector current Collector peak current (tP < 5 ms) Base current Base peak current (tP < 5 ms) Total dissipation at Tamb = 25 °C for STF715 Total dissipation at Tamb = 25 °C for STN715 Storage temperature Max. operating junction temperature Value 140 80 5 1.5 2 0.3 0.6 1.4 1.6 -65 to 150 150 Unit V V V A A A A W W °C °C Table 3. Thermal data Symbol Parameter RthJA (1) Thermal resistance junction-ambient __ 1. Device mounted on PCB area of 1 cm² SOT-89 max 89 SOT-223 78 Unit °C/W 2/8 Doc ID 8707 Rev 2 STF715, STN715 2 Electrical characteristics Electrical characteristics Tcase = 25 °C unless otherwise specified. Table 4. Electrical char...