1SMB5918BT3GDIODE ZENER 5.1V 3W SMB|ON SEMICONDUCTOR|Lead free|RoHS Compliant 3SMAJ5918B-TP 3SMBJ5918B-TP 1SMB5918BT3GDIODE ZENER 5.1V 3W SMB|ON SEMICONDUCTOR (VA)|Lead free|RoHS Compliant 3SMAJ5918B-TP 3SMBJ5918B-TP