SA28ARLGTVS ZENER UNIDIR 500W 28V AXIAL|ON SEMICONDUCTOR|Lead free|RoHS Compliant SA28A SA28A-E3/54 SA28AHE3/54 SA28ARLGTVS ZENER UNIDIR 500W 28V AXIAL|ON SEMICONDUCTOR (VA)|Lead free|RoHS Compliant SA28A SA28ARLTVS ZENER UNIDIR 500W 28V AXIAL|ON SEMICONDUCTOR|Lead All|RoHS Mixed SA28ARLG