|Looking for 6N139SD manufactured by FAIRCHILD SEMICONDUCTOR CORP? Welcome to Quest Components, we are here to help you. You can purchase 6N139SD online, view datasheets for 6N139SD, research alternate parts for 6N139SD, or view detailed part parameters for 6N139SD all in one place. Quest Components also stocks many other products made by FAIRCHILD SEMICONDUCTOR CORP. Quest Components is an electronic component distributor for commodity, common, obsolete and hard-to-find electronic components. Quest Components supplies Commercial, Industrial and Mil-Spec components to OEM customers, CEM customers and Repair Centers worldwide. Quest Components maintains a large inventory of components, which may include 6N139SD, on hand to ship same day. Quest Components is a full service 6N139SD supplier and distributor for 6N139SD. We have the ability to source and procure 6N139SD globally to assist you with your electronic component supply chain.