2SD247 2SD2470 2SD2470L-AB3-R 2SD2470L-E-AB3-R 2SD2470L-E-T9S-B 2SD2470L-E-T9S-K 2SD2470L-S-T9S-B 2SD2470L-S-T9S-K 2SD2470L-TN3-R 2SD2470-S-T9S-K