The 6A2DITR-ND (Diodes Inc 6A2-T) is obsolete with no replacement from the supplier. A possible alternative is 6A2-TPMSTR-ND (Micro Commercial Co 6A2-TP). Please verify the specs on the datasheet before ordering.
6A2DITR-ND (Diodes Inc 6A2-T)
6A2-TPMSTR-ND (Micro Commercial Co 6A2-TP)
Please review the datasheet to ensure the alternative will work for your application.