Semiconductor Device, Transistor, NPN, Silicon, Switching, Types 2N3506, 2N3506A, 2N3506L, 2N3506AL, 2N3506U4, 2N3506AU4, 2N3507, 2N3507L, 2N3507A, 2N3507AL, 2N3507U4, AND 2N3507AU4, JAN, JANTX, JANTXV, JANS, JANSM, JANSD, JANSP, JANSL, JANSR, JANSF, JANS