VRE310CSIC VREF SERIES PREC 10V 8-SMT|APEX MICROTECHNOLOGY INC|Lead free|RoHS Compliant VRE310AS VRE310CDIC VREF SERIES PREC 10V 8-DIP|APEX MICROTECHNOLOGY INC|Lead free|RoHS Compliant VRE310AD VRE310CSIC VREF SERIES PREC 10V 8-SMT|APEX MICROTECHNOLOGY INC|Lead free|RoHS Compliant VRE310AS