P6SMBJ540CDIODE TVS 600W 540V BI 10% SMD|LITTELFUSE INC|Lead Mixed|RoHS Compliant P6SMB540C P6SMBJ540CADIODE TVS 600W 540V BIDIR 5% SMB|LITTELFUSE INC|Lead Mixed|RoHS Compliant P6SMB540CA