2SD2657 transistors equivalent, transistors.
1) A collector current is large. 2) VCE(sat) ≦ 350mV At IC = 1A / IB = 50mA (3) 1.6 0~0.1 0.3~0.6. ROHM : TSMT3 2.8 (2) (1) 0.95 0.95 1.9 2.9 0.16 Abbreviated sym.
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