STD878 STN878
High current, high performance, low voltage
NPN transistors
Features
■ Very low collector to emitter saturation voltage
■ DC current gain, hFE 100 ■ 5 A continuous collector current
t(s)Applications uc■ Power management in portable equipment rod■ Voltage regulation in bias supply circuits P■ Switching
regulator in battery charger teapplications le■ Heavy load driver soDescription ObThe devices are manufactured in low voltage
NPN -planar technology with “base island” layout.
the t(s)resulting
transistor shows exceptional high gain
performance coupled with very low saturation
Obsolete Producvoltage.
4 3
2 1
SOT-223
4
3 1
DPAK
Figure 1.
Internal schematic diagram
Table 1.
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