2N5401HR Datasheet Rad-Hard 150 V, 0.5 A PNP trans.
STMicroelectronics
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2N5401HR - 0.5A PNP transistor
2N5401HR Datasheet Rad-Hard 150 V, 0.5 A PNP transistor 3 1 2 LCC-3 3 4 1 2 UB Pin 4 in UB is connected to the metallic lid. C (3) (2) B E (1) .