ABB SEMICONDUCTORS

High Power Diodes, IGBTs, GTOs, PCTc, BCTs, Thyristors

ADVANCED POWER TECHNOLOGY
{acquired by Microsemi in 2005}

Power MOSFETs, UF & Schottky Diodes

ADVANCED SEMICONDUCTOR

RF Power Transistors, Microwave Diodes

AEROFLEX

RadHard Discretes

AGILENT TECHNOLOGIES
{former H-P Semiconductor Div.}
{see AVAGO TECHNOLOGIES from 2006}

Testing and Measurement Instruments

ALPHA & OMEGA SEMICONDUCTOR

MOSFETs, TVSs

ALPHA INDUSTRIES

PIN Diodes, GaAs FETs, PHEMTs

ANALOGICTECH

MOSFETs

ANPEC ELECTRONICS

MOSFETs

ASC SEMICONDUCTORS

Diodes

AVAGO TECHNOLOGIES
{former Agilent Technologies (SPG)}

UHF Discrets

BKC SEMICONDUCTOR
{acquired by Microsemi in 1998}

Diodes, Zener Diodes

BOSCH

Diodes

BYTESONIC

Diodes, Rectifiers

CENTRAL SEMICONDUCTOR

Bipolar & MOSFET Transistors, JFETs, Diodes, Rectifiers, Triacs

CHELTON TELECOM & MICROWAVE

RF Diodes

CICLON SEMICONDUCTOR DEVICE
{acquired by Texas Instruments in 2009}

MOSFETs & RF LDMOS

CLIFTON

GaAs Rectifier Diodes

COMCHIP TECHNOLOGY

smd Diodes, TVSs

COMPENSATED DEVICES
{acquired by Microsemi in 2001}

Diodes, Rectifiers

CONCORD SEMICONDUCTOR
{acquired by Littelfuse in 2006}

TVSs

CONTINENTAL DEVICE INDIA

Diodes, Bipolar Transistors

CREE

RF Power MOSFETS, SiC Rectifiers

CRYDOM
{part of CST from 2006}

Triacs, Thyristors

CRYSTALONICS

Diodes, Bipolar & JFET Transistors

CYNERGY3 COMPONENTS

Diodes & Triac Modules

DC COMPONENTS

Diod Rectifiers, Bridge Rectifiers

DELPHI

Automotive Discretes

DIODES
{partly belongs to Lite-On}

Schottky &Zener Diodes, TVSs, Bipolar Transistors, MOSFETs

DIOTEC SEMICONDUCTOR

Diodes, Rectifier Bridges

DIOTEC ELECTRONICS

Diodes, Rectifier Bridges

DIRECTED ENERGY
{part of Ixys from 2000}

RF MOSFETS

DYNEX SEMICONDUCTOR

Thyristors, GTOs, IGBTs

EFFICIENT POWER CONVERSION

GaN Transistors

EIC SEMICONDUCTOR

Rectifier Diodes

ELECTROVIPRYAMITEL

IGBTs, Thyristors, Triacs

EUPEC
{merged with Infineon in 2006}

Power Semiconductors

EXCELICS SEMICONDUCTOR

FETs

EXICON

audio MOSFETs

FAGOR ELECTRONICA

Diodes, Zeners, TVSs, Thyristors

FAIRCHILD SEMICONDUCTOR

JFETs, MOSFETs, Diodes

FILTRONIC SOLID STATE

Gunn Diodes, FETs

FUJI SEMICONDUCTOR

Diodes, MOSFET's, IGBT's

FUJITSU MICROELECTRONICS

MOSFETs

FUJITSU COMPOUND SEMICONDUCTOR

GaAs FETs, Lasers, Photodiodes

FUXIN JIALONG ELECTRONICS

Diodes, Thyristors

GALAXY SEMICONDUCTOR

Diodes, Rectifiers

GENERAL SEMICONDUCTOR
{acquired by Vishay in 2001}

Schottky&Zener Diodes, TVSs

GENTRON

MOSFET & IGBT Modules

GHZ TECHNOLOGY

RF & MW Power Transistors

GOODARK

Diodes, Rectifiers

GREEN POWER SEMICONDUCTORS

Power Diodes, Thyristors, Voltage Suppresors

HEXAWAVE

RF FETs

HITACHI

MOSFETs, IGBTs, Diodes

HOPE MICROELECTRONICS
{div. of China Electronic Technology Group}

RF Transistors, MOSFETs

HSIN SEMICONDUCTOR

Bipolar Transistors, TRIACs

HSMC

Diodes, Transistors

HUA YUE MICROELECTRONICS

Diodes, Transistors

HUAJING RECTIFIER

Diodes, Thyristors, SSRs

HUTSON INDUSTRIES

DIACs, SCRs, TRIACs

HV COMPONENT ASSOCIATES

HV Diodes

INFINEON TECHNOLOGIES
{former Siemens Semiconductor}

MOSFETs & IGBTs

INTEGRA TECHNOLOGIES

Microwave & RF Power Transistors

INTERFET

JFETs

INTERNATIONAL RECTIFIER

MOSFETs, IGBTs, Power Diodes

INTERSIL
{former Harris Semiconductor}

MOSFETs, Diodes

IXYS

MOSFETs, IGBTs, FREDs, Power Modules

KEC

Transistors, Diodes, FETs, Thyristors

KNOX SEMICONDUCTOR
{acqired by Micrometrics in 2005}
{part of Aeroflex from 2007}

HiRel Diodes

LINEAR SYSTEMS

Small Signal Discretes, Low Leakage Diodes, Transistors

LITE-ON SEMICONDUCTOR

Diodes, Rectifiers, TVSs

LUNSURE ELECTRONIC

Diodes, Bridge Rectifiers

M/A-COM
{part of AMP from 1995}
{part of Tyco from 1999}

RF Power Transistors & Modules

MAGEPOWER SEMICONDUCTOR

MOSFETs

MDE SEMICONDUCTOR

Thyristors, TVSs, Varistors

METELICS

RF & PIN & Tunnel Diodes

MICRO COMMERCIAL COMPONENTS

Diodes, Transistors, Surge Protectors

MICRO ELECTRONICS

Diodes, Bipolar Transistors

MICROMETRICS
{acqired by Aeroflex in 2007}

RF/MW Diodes

MICROSEMI

Diodes, Zeners, Bipolar Transistors, MOSFETs

MICROWAVE TECHNOLOGY
{acquired by Ixys in 2003}

GaAs FETs

MINI-CIRCUITS

RF Diodes

MITSUBISHI SEMICONDUCTORS

MOSFETs & IGBTs

MOSPEC SEMICONDUCTORS

Power Discrets

MOTOROLA
{see On Semiconductor now}

RF Transistors, Diodes

MOXTEK

JFET Transistors

NAINA SEMICONDUCTOR

Diodes, Bipolar Transistors

NEC ELECTRONICS
{subsidiary of NEC Corp. from 2002}

Bipolar & FET Transistors, Diodes

NIHON INTER ELECTRONICS

Diodes, Thyristors

NXP SEMICONDUCTORS

Diodes, Bipolar Transistors, MOSFETs, Thyristors

OKI SEMICONDUCTOR

MOSFETs

OMNIREL
{acquired by IR in 2000}

MOSFETs, IGBTs, Schottky Diodes

ON SEMICONDUCTOR
{former div. of Motorola}

Diodes, Schottky Diodes, Supressors

PAN JIT INTERNATIONAL

Diodes, Rectifiers, Schottky & Zener Diodes, TVSs

PEAK DEVICES
{acquired by Triquint Semiconductor in 2007}

RF Bipolar & LDMOS Transistors

PHILIPS SEMICONDUCTORS
{see NXP Semiconductors from 2006}

Bipolar Transistors, MOSFETs, Thyristors

PLANETA

RF Diodes & Transistors, Thyristors

POLOVODICE
{acquired by ABB in 2010}

Power Modules, Diodes

POLYFET RF DEVICES

RF Power MOSFETs

POSEICO

Diodes, Thyristors, IGBTs

POWER INNOVATIONS
{acquired by Bourns in 2000}

Bipolar Transistors, Protection Diodes

POWEREX

Power Darlingtons, IGBT & MOSFET Modules

POWERSEM

Power Modules

PREOBRAZOVATEL

Diades, Triacs, Thyristors

PROTEK DEVICES

TVSs

RECTRON

Diodes, Rectifiers, TVS's, Zeners

ROHM SEMICONDUCTOR

Digital Transistors, Diodes, MOSFETs

SANKEN ELECTRIC

Diodes, Bipolar & MOSFET Transistors

SANREX
{subsidary of Sansha Electric}

Power Semiconductors

SANYO ELECTRONIC DEVICES

MOSFETs

SEMELAB

RF MOSFETs, Super Fast Diodes

SEMICOA SEMICONDUCTORS
{acquired by Microsemi in 2008}

Bipolar Transistors

SEMICONDUCTOR TECHNOLOGY

Bipolar Transistors, MOSFETs

SEMIKRON

Diodes, Thyrisrors, MOSFET & IGBT Modules

SEMITRON INDUSTRIES
{part of Crydom from 1998}
{part of Littelfuse from 2002}

TVSs

SEMITRONICS

HiRel Discrets

SEMTECH

Bipolar Transistors, TVSs

SEMTECH ELECTRONICS
{subsidiary of Sino-Tech International}

Diodes & Transistors

SENSITRON SEMICONDUCTOR

Diodes, Bipolar Transistors, MOSFETs

SHANGHAI SUNRISE ELECTRONICS

Diodes, Zeners, TVSs

SHINDENGEN

MOSFETs, Bipolar Transistors, Diodes

SILICONIX
{part of Vishay now}

MOSFETs

SILICON WIRELESS

Diodes, Rectifiers

SIRECTIFIER SEMICONDUCTORS

Diodes, SCRs, MOSFETs, IGBTs, Transila

SIT

Bipolar Transistors, Thyristors

SOLITRON DEVICES

Diodes, IGBTs, MOSFETs

SPECTRIAN

RF Transistors

STANFORD MICRODEVICES

GaAs FETs

ST MICROELECTRONICS
{SGS-Thomson before 1998}

MOSFETs, Bipolar Transistors, Diodes, TVSs

SUPERTEX

MOSFETs, IGBTs

SURGE COMPONENTS

Diodes

SUSSEX SEMICONDUCTOR

Transiet Suppressors, Zeners, Rectifiers

TAIWAN SEMICONDUCTOR

Diodes, Schottky Diodes, TVSs

TECCOR ELECTRONICS
{acquired by Littelfuse in 2003}

DIACs, Rectifiers, SCRs, TRIACs, TVSs

TEZ

Diodes

TOKO

Bipolar Transistors, Diodes

TOSHIBA

MOSFETs & IGBTs

TRANSYS ELECTRONICS

Diodes, Transistors

TUXIN TALIN POWER ELECTRONIC

Diodes, Thyristirs, Triacs

UNISONIC TECHNOLOGIES

Bipolar Transistors, SCRs, Triacs

USHA

Bipolar Transistors, Diodes, Thyristors

VISHAY INTERTECHNOLOGY

MOS Transistors, Diodes

VOLTAGE MULTIPLIERS

Diodes, HV Diodes, Rectifiers, TVSs

WESTCODE SEMICONDUCTORS
{part of Ixys from 2002}

Power Diodes & Thyristors

WING SHING INTERNATIONAL

Diodes & Transistors

WON-TOP ELECTRONICS

Diodes

YANGJIA DIODE

Diodes, Rectifiers, TVSs

ZETEX SEMICONDUCTORS
{buy-out from Plessey in 1989}
{acquired by DIODES in 2008}

Bipolar Transistors

ZOWIE TECHNOLOGY