Part sheet for the 2SB1377, 53.2 KB in PDF form, with an _E suffix in the name whose meaning is not stated and may reflect an edition or language version. A 2SB code under the JIS scheme identifies a PNP bipolar transistor meant for low-frequency work. Bench uses include confirming leg order and package against the PCB footprint, reviewing maximum ratings and choosing an equivalent part. As usual with Japanese transistors, the printed marking often reads without the leading 2S.
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