Datasheet Summary
Low voltage fast-switching NPN power transistor
Features
- Very low collector to emitter saturation voltage
- High current gain characteristic
- Fast-switching speed t(s) Applications uc
- Emergency lighting rod
- Voltage regulators
- Relay drivers
- High efficiency low voltage switching te applications sole Description Ob The device is manufactured in NPN planar
- technology by using a "base island" layout. the ) resulting transistor shows exceptional high gain t(s performance coupled with very low saturation Obsolete Produc voltage.
TO-92
TO-92AP
Figure 1. Internal schematic diagram
Table 1. Device summary
Order code
Marking
STSA851 STSA851-AP
SA851 SA851
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