ADI (Analog Devices Inc.)

Altera / Intel 

Atmel

Avago Technologies/Broadcom

Bourns

Cypress Semiconductor

Diodes Incorporated

Everlight

Fairchild /ON Semiconductor

Freescale / NXP Semiconductors

Honeywell 

Infineon Technologies

Intersil Corporation

ISSI

IXYS

KEMET

Keystone

Lattice Semiconductor

Littelfuse

Maxim 

Microchip Technology / Micrel

Microsemi 

Murata /TOKO

Omron

OSRAM

Panasonic

Pulse

Samsung

Semtech

Silicon

TDK

TE Connectivity

Texas Instruments 

Thermometrics / Amphenol

Vishay

Xilinx

Yageo