MC7812ECDTXIC REG LDO 12V 1A DPAK|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant MC7812BDTRKG MC7812ECDTXMIC REG LDO 12V 1A DPAK|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant MC7812BDTRKG KA7812ERTM