MUN2231T1TRANS BRT NPN 100MA 50V SC-59|ON SEMICONDUCTOR|Lead All|RoHS Mixed DDTC123TKA-7-F DTC123TKAT146 MUN2231T1GTRANS BRT NPN 100MA 50V SC-59|ON SEMICONDUCTOR|Lead free|RoHS Compliant DDTC123TKA-7-F DTC123TKAT146 DDTC123EKA-7-F