2SC1623B-T1B-AT 2SC1623B-T1B-AT L6 2SC1623B-T1B-ATL6 2SC1623B-T1B-AT-L6 S/NO:L6 2SC1623-D 2SC1623-D-T1 2SC1623-D-T1-A 2SC1623-D-T2 2SC1623-D-T2-A 2SC1623-D-TZ