MTZJT-7739BDIODE ZENER 39V 500MW DO-34|ROHM SEMICONDUCTOR|Lead free|RoHS Compliant 1N5259B-T MTZJT-773.9BDIODE ZENER 3.9V 500MW DO-34|ROHM SEMICONDUCTOR|Lead free|RoHS Compliant 1N5228B-T