2SC1740S LN TPS C1740 2SC1740S R 2SC1740S TP E 2SC1740S TP Q 2SC1740S TP R 2SC1740S(LN TP R) 2SC1740S(RANGE:120-270) 2SC1740SAHTPR 2SC1740SLN 2SC1740SLNTPR