- Fabrimex AG power supplies, DC-DC converters
- Faddy Precision Industry Co., Ltd. coaxial cables, RF cable assemblies, RF connectors
- Fair-Rite Products Corp. ferrites, beads, cores
- Fairview Microwave RF, microwave & millimeter-wave products
- Falco Electronics inductors, DC/DC converters
- Far East Electronics soft ferrite cores, bobbins
- Farad Electronics Co., Ltd. film capacitors, transformers
- Faradion Limited sodium-ion cell batteries
• acquired by Reliance New Energy Solar Ltd [RNESL] a wholly owned subsidiary of Reliance Industries Ltd [RIL]
- Farasis Energy, Inc. lithium-ion pouch batteries
- Farran passive wavelength components
• acquired by Smiths Interconnect
- Fastron Electronics Inc. Inductive Components
- Fargo crystals, oscillators
- FBELE Electronics Co., Ltd. [FBE} buzzers, receivers, micro speakers
- FCI connectors
• acquired by Amphenol Corp.
• Military/Aeronautics and Industrial Division acquired by Souriau
• Souriau acquired by Esterline Corporation
- FCN [Forcecon Tech. Co., Ltd.] heat pipes, DC fans, thermal modules
- FCT Group connectors
• acquired by Molex • acquired by Koch Industries Inc.
- FDK Corporation [Japan] piezo buzzer, ferrites, ceramic components, all-solid-state batteries
- Fei Teng Wireless Technology Co., Ltd. [FT-RF] antenna
- FEIG ELECTRONIC GmbH RFID systems & sensors
- Feller [Austria] Plugs, Connectors, Cable
- FEMA Electronics LCDs, LEDs
- Feng Yuan Laser Industrial Co. lasers
- Fenghua Advanced Technology capacitors, varistors, batteries
- Fengshi Connectors [Changzhou Wujin Fengshi Connectors Co., Ltd. ] connectors
• please check Fengshi Connectors [Changzhou Wujin Fengshi Connectors Co., Ltd. ] too!
- Fenwal Electronics temperatur sensing devices
- Ferranti Technologies Limited military power supplies
• acquired by TT Electronics plc
- Ferraz Shawmut fuses
• check Ferraz Shawmut Canada Inc. too!
- Ferrico Corporation ferrit cores, inductors
- Ferrite Domen Co. ferrites
- Ferronics Incorporated cores, beads, chockes
- Ferroperm UK Ltd. Coils, Connectors, Suppression Components
- Ferroxcube International B.V. ferrites
- Fiberxon Incorporated optical modules
- Fibocom Wireless wireless IoT devices
- FIBOX enclosures
- Fidelity Metal Ind. precision metal parts
- FiDUS Power Ltd AC-DC power supplies, DC-DC converters
- Finder S.p.A. Relays
- Fine-Line Circuits Ltd. Space Grade RF Microwave PCBs
- Firadec
• now Tekelec Temex
- First Hi-tec Enterprise Co., Ltd. [FHt] PCBs
- First Resistor & Condenser Co., Ltd. [Firstohm] resistors
- First Technology sensors, circuit breakers, thermal protectors
• acquired by Sensata Technologies Inc.
- Firstohm [First Resistor & Condenser Co., Ltd. ] resistors
- Fischer & Tausche [FTCap] electrolytic & film capacitors
- Fischer elektronik
- Fischer W.W. Connectors
• check Fischer W.W. UK too!
- Flamar Cavi Elettrici S.r.l. cables
• acquired by Molex
- Flann Microwave Ltd. passive microwave and millimeter-wave waveguide components incl. antennas
- FLEX Ltd. analog & digital DC/DC Converters
- Flex Power Modules DC/DC converters
- Flexium Interconnect Inc. LCP antennas, flexible PCBs
- Flight Microwave passive microwave components
• acquired by LUCIX CORPORATION
- FLIR® Systems Inc. thermal imaging, infrared detectors
- Floeth Electronic, Ltd. DC-DC Converters
- Florida RF Labs RF resistors
• acquired by Smiths Interconnect
- Floyd Bell, Inc. buzzers
- Flux A/S transformers, coils, chokes
- Fly Power Industries Limited rechargeable batteries
- Fong Ya Enterprise Co. resistors
- Force Guided Relays International Safety Relays
- Forcecon Tech. Co., Ltd. [FCN] heat pipes, DC fans, thermal modules
- Fordahl Quartz Crystal & Oscillators
- Form Time Industries motors
- FOQ Piezo Technik GmbH Quartz Crystal & Oscillators
- Form Time Industries Ltd. motors
- Fortron DC/DC & AC/DC converters
- Forvia automotive technology group
- Forward Relay Corp. Ltd Relays
- Forward Industrial Co. Relays
- Foryard Optoelectronics Co., Ltd. LEDs
- Fox Electronics Quartz Crystal & Oscillators
• acquired by IDT [Integrated Device Technology, Inc.]
• IDT [Integrated Device Technology, Inc.] acquired by Renesas Technology Corp.
- Foxconn connectors
• acquired by Hon Hai Precision Industry Company Limited
- Foxlink [Cheng Uei Precision Industry Co., Ltd.] connectors, cable assemblies
- Fractus Antennas SL fractal-based antennas
• On March 25th, 2021, rebranded as Ignion.io
- Franz Binder GmbH & Co. [Binder Connectors] circular connectors
- FRB-Connectron connectors
- Freetech Intelligent Systems Co., Ltd. Radar & LiDAR products
- Frequency Management crystals, oscillators, filters, inductors
- FREYR Battery SA lithium-ion batteries
- Friatec [an Aliaxis Company]
• acquired by Kyocera Corporation
- Friwo power supplies, battery chargers
• check Friwo [Germany] too!
- FROLYT Kondensatoren und Bauelemente GmbH electrolytic capacitors
- Fronter Electronics Co., Ltd. quartz crytals, SAW- filter and resonators
- Frontgrade Technologies [formerly known as CAES Space Systems] ASICS & aerospace and defense applications
- FSP Group power supplies, battery chargers
- FSP Technology Inc. power supplies, battery chargers
- FT-RF [Fei Teng Wireless Technology Co., Ltd. ] antenna
- FTCap [Fischer & Tausche] electrolytic & film capacitors
- FTEx Inc. smart motor controllers, GaN-driven powertrain systems
- FU-JACK Enterprise Corporation capacitors
- Fuhjyyu Electronic Industrial Co., Ltd. Polypropylene Film Capacitors & Aluminium Electrolytic Capacitors
- Fuhua Electronic Co., Ltd. transformers, power supplies, chokes
- Fuji Electric Co., Ltd. Sensors, ICs & Rectifiers
• check
Fuji Electric Europe too!
- Fujicon Electric Co., Ltd. electrolytic capacitors
- Fujipoly elastomeric connectors, RFI/EMI shielding, LCD bezels and masks
- Fujisoku Corporation switches
- Fujitsu Components America Inc.
• check Fujitsu Components Europe B.V. • or Fujitsu Components Asia PTE. LTD. • or Fujitsu Component Ltd. Japan too!
- Fujitsu Takamisawa
• now Fujitsu Components
- FUKUTA Elec. & Mach. CO., Ltd. motors, powertrains
- Full Rise Electronic Co., Ltd. connectors
- Fullriver Battery Manufacture Co. batteries
- Fulltech Electric AC fans
- Fuluse fuses
- Furukawa
- Furuno Electric Co., Ltd. GNSS receiver modules
- Fusion Wireless Corporation
• acquired by u-blox ag
- Futek sensors
- Fuzetec Technology Co., Ltd. PPTCs
- F.W. Bell Technologies, Inc. sensors
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