C&K Components C-MAX C-Ton Industries Caddock Electronics, Inc. Cantherm Cardinal Components, Inc. Carling Technologies Catalyst Semiconductor, Inc. CDE（请参见 Cornell Dubilier Electronics 部分）,
CEL California Eastern Laboratories Cherry Switch Chipcon Products（请参见 Texas Instruments 部分）,
Cll Technologies（请参见 Tyco Electronics/Corcom 部分）,
Cinch Connectors Cirronet Cirrus Logic, Inc. Citizen Clare Clarostat（请参见 Honeywell Sensing and Control 部分）,
CML Innovative Technologies CoEv Magnetics/Tyco（请参见 Tyco Electronics/CoEv Magnetics 部分）,
Coiltronics（Cooper/Bussman 分部） Comair Rotron Comchip Technology Conec Connor-Winfield Conxall/Switchcraft, Inc. Cooper/Bussmann Copal Electronics Copeland Communications, Inc. Corcom/Tyco（请参见 Tyco Electronics/Corcom 部分）,
Cornell Dubilier Electronics（CDE） Coto Technology CR Magnetics, Inc. Cramer Company Cree Crouzet Crydom Crystek Corporation CTS CTS Electronic Components（California）, Inc. CUI, Inc. CUI, Inc./V-Infinity（请参见 V-Infinity 部分）,
Curtis Industries（原称 Eastek International/PREO） Curtis Instruments Custom Computer Services（CCS） CW Industries Cynergy3 Cypress Semiconductor Daburn Electronics & Cable Corp. Dale（请参见 Vishay/Dale 部分）,
Dallas Semiconductor Delta Product Groups Dialight Digi-Key Digital View, Inc. Diodes, Inc.