P6SMB22AT3GTVS ZENER UNIDIR 600W 22V SMB|ON SEMICONDUCTOR|Lead free|RoHS Compliant SM6T22A-E3/52 P6SMB22A-E3/52 P6SMB22A P6SMB22AT3GTVS ZENER UNIDIR 600W 22V SMB|ON SEMICONDUCTOR|Lead free|RoHS Compliant SM6T22A-E3/52 P6SMB22A-E3/52 P6SMB22A