J.W. Miller - Bourns 之下属公司 JAE Electronics Jewell Instruments JKL Components Corporation Johanson Dielectrics Johanson Technology JRC（请参见 NJR 部分）,
JST Sales America, Inc. Judco Manufacturing KEMET Keystone Electronics Corp. Kilo International Kingbright Knowles Acoustics Lambda Americas Lamina Ceramics Ledil LEM USA, Inc. Lineage Power Linear Technology Lite-On, Inc. Littelfuse Littelfuse/Teccor Littelfuse/Wickmann Logic Product Development Logical Systems Lumex Opto-Components, Inc. Magnasphere Corp. Mallory Sonalert Products, Inc. Martel Electronics Master Appliance Co. Matrix Orbital Maxim Integrated Products MCC（Micro Commercial Components） Measurement Specialties, Inc. Meder electronic Melexis Meshnetics Micrel, Inc. Microchip Technology, Inc. microEngineering Labs, Inc. Micron Technology, Inc. Microsemi Microsemi-IPG Microsemi-PPG Mill-Max Modutec（请参见 Jewell Instruments 部分）,
Molex Multi-Tech Systems, Inc. Murata Electronics