A1semi
AAC Technologies
ABB
Abracon Corporation
ACMCHIP
Acme Electric Corporation
ACMECON
Acoustic Technologies
ACPA
Acrel
AcSip
ACTEL
Actions Semiconductor
Active-Semi
ACX
AD Semiconductor(Korea)
Adafruit
Adam Equipment
ADAM TECH
ADAMANTsemi
Adaptec
Adapteva
A-Data Technology
ADC Telecommunications
ADDA Corporation
Adesto Technologies
ADEUNIS RF
ADLINK Technology
ADSANTEC
ADUC
Advancechip
Advanced Analog Technology
Advanced Crystal Technology
Advanced Energy
Advanced Integrated Technologies
Advanced Interconnections
Advanced Linear Devices, Inc
Advanced Photonix
APEC(Advanced Power Electronics Corp.)
Advanced Semiconductor Inc
Advanced Thermal Solutions
Advantech
Aearo Technologies
AEL Crystals
AEM科技
Aeris
Aeroflex
西安航天民芯
AEROVOX
AFE
Affymetrix
AGAMEM
Agere Systems
Agertech
Agilent Technologies Inc
AgileSwitch
AGM Micro
AGM-Semi
AIC
Aichi Micro Intelligent
Aiconics
AIDE
AIHuwen
AiLianTe
AIM-Cambridge
AIMTEC
Aimtron
AIO
AIPULNION
AirBorn
Airoha
AIRPAX
AIRTAC
AIRWAT
AISHI
Aisinochip
Aispeech
Alpha Imaging Technology(AIT)
AiT Semiconductor
Ai-Thinker
Aker Technology Company Ltd
AK-Industries
AKM Semiconductor, Inc
AK-NORD
Akro-Mils
Akros Silicon
Alan Industries
Alcatel-Lucent
ALCOR MICRO
ALEPH
Alfa
AlfaMag
ALi Tech
ALJ
All Sensors Corporation
All Shore Industries
Allegro MicroSystems, Inc
Allen Bradley
Allfast Inc
Alliance Memory
Alliance Semiconductor
Alliance Sensors Group
Allied Components
Allied Controls
Allied Electronics, Inc
Allied Motion
ALLIED SIGNAL AEROSPACE
Allied Telesis
Allied Vision
Allied Wire & Cable
All-States Inc
Allvision
Allwinner
Allystar
AOS
Alpha 3 Manufacturing
Alpha Company Ltd
Alpha Electronics
ALPHA MICRO
Alpha Products
Alpha Wire Company
Alpha(Taiwan)
ALPHA
AlphaScale
Alpine Electronics
Alps Electric
ALPSALPINE
ALTECH
Altek
Altera Corporation
Althico
ALTMANN
AltoBeam
AM
Amass
AMATOM
Amazing
Ambiq Micro
AMCC
AMD
AME
American Accurate Components
American Beauty
American Bright
CHRONTEL
American Electrical, Inc
American Micro
American Opto Plus LED
American Power Devices Inc
American Technical Ceramics
AMERICAN ZETTLER
AMETEK
AMETHERM
Amgis
AMI Semiconductor
AMIC
Amicc
AMICCOM
Amlogic
Amotech
AMP NETCONNECT
AMPAK Technology Inc.
AMPCOM
Amp'ed RF
Amperex Technology Limited
Amperite Co
Amphenol
Ampleon
Amprobe
AMS
Advanced Monolithic Systems
Amulet Technologies
ANACHIP
ANADIGICS
Anadigm
Analog Devices Inc.(ADI)
Analog Power
Analog Technologies Inc
AnalogicTech
Analogix
AnalogySemi
Anaren
AnaSem
AnBon
AnDAPT
Anderson Power Products(APP)
ANGSEMI
ANHI
Anisem
Anlogic
ANLY
Anpec Electronics
Ansell Limited
Antenova
ANUKI
ANYKA
AOFENG
AOT
AOTE
Apacer
APAQ
American Power Conversion
APEM
Apex Material
Apex Microtechnology
Apex Tool Group
APEXMIC
Apexone Microelectronics
API Delevan
API Technologies Corp
APM
APM Hexseal
APPCON
Applied Engineering Products
Applied Motion Products
Applied Power
Applied Thin-Film Products
APSEMI
APT Semiconductor
APt(晶科电子)
APT
Aptiv(Delphi)
APV
APX Technologies
Arbor
ARCH
Arco Electronics
ARCOL Resistors
Arcolectric
Arcsoft
Arduino
AREXX
ARGOSY
Aries Electronics
Arira Design
ARK micro
ARK
ARKLED
ARM Holdings
Arrive
Arrow Electronics
Artaflex
ARTERY
Artesyn Embedded Technologies
Artisan Controls Corporation
ASB Inc
ASCEND
ASDsemi
ASEMI
Asgard
Ashining
ASI Semiconductor
ASIM
ASIX Electronics
ASJ HOLDING LIMITED
ASMC
ASMedia
ASR
ASSEMSTAR
AssemTech Inc.(ATI)
ASSMANN WSW
Associated Components Technology Inc
Astro Tool Corp
Astrodyne TDI Power Supplies & EMI Filters
ASUS
ATC Diversified
ATE Electronics s.r.l.
ATI Technologies Inc
ATI
ATLab
Atlas Wire Corporation
Atmark Techno
ATMEL Corporation
ATO SOLUTION
ATOM
Atop Technologies
ATP Electronics
ATR Industrie-Elektronik
Attend
AUK
AUO
AUPO
Aurasemi
Autec Power Systems
Autochips
Automation Systems Interconnect
Autosplice
AVAGO TECHNOLOGIES LIMITED
Availink, Inc
Avantek Inc
Aven
Averlogic
Avery Dennison
AVIA
AVX Corporation
Awinic
Axelite
Axiomtek
Axon Cable
AXTAL
Azoteq
AzureWave
