Semiconductor This item was sourced on www.MFG.com as one of the items in an RFQ in USA for Semiconductors Buyer is in search of a semiconductor, NT3K42AA. Part Part Number: NT3K42AA Material: Laiton Material Grade: Technical Specifications Category:Semiconductors Dimensions0.0 x 0.0 inch Annual Usage:50000.0 The following suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) provide manufacturing services and are members of the MFG.com community. For more information visit http://www.mfg.com. MFG.com performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your quoting experience Semiconductors: A material that is neither a good conductor of electricity (like copper) nor a good insulator (like rubber). The most common semiconductor materials are silicon and germanium. These materials are then doped (coated) to create an excess or lack of electrons. Computer chips, both for CPU and memory, are composed of semiconductor materials.