STSA851
Low voltage fast-switching
NPN power
transistor
Features
■ Very low collector to emitter saturation com ■ High current gain characteristic ■
voltage
Fast-switching speed
Applications
■ ■ ■ ■
Emergency lighting Voltage
regulators Relay drivers High efficiency low voltage switching applications Figure 1.
Internal schematic diagram
TO-92 TO-92AP
Description
The device is manufactured in
NPN planar technology by using a "base island" layout.
the resulting
transistor shows exceptional high gain performance coupled with very low saturation voltage.
Table 1.
Device summary
Marking SA851 SA851 Package TO-92 TO-92AP Packaging Bulk Ammopack
Order code STSA851 STSA851-AP...