Vishay Intertechnology, Inc.,
Tyntek
STANLEY  Electronic Components
Shinkoh Electronics
ROHM Co., Ltd.
Rochester Electronics
Marktech Optoelectronics
Light in Motion LLC
KODENSHI CORP.
Kingbright Electronic Co, Ltd
Kingbright Company, LLC
ISOBAUD, Inc

20 Phototransistor Manufacturers in 2024

This section provides an overview for phototransistors as well as their applications and principles. Also, please take a look at the list of 20 phototransistor manufacturers and their company rankings. Here are the top-ranked phototransistor companies as of March, 2024: 1.Light in Motion LLC, 2.Harvatek Corporation, 3.STANLEY Electronic Components.

Table of Contents

List of 20 Phototransistor Manufacturers

*Including some distributors, etc.

Sort by Features

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  • Company Size: largest first
  • Year Founded: oldest first
  • Year Founded: earliest first

Sort by Area

  • United States of America
  • Austria
  • Japan
  • Taiwan
    • Kingbright Company, LLC
      • United States of America Address: 225 Brea Canyon Road, City of Industry, California, United States of America

      Manufacturer Overview

      Kingbright Company LLC is a manufacturer of LED products that provide solutions for enhanced connectivity and visualization, headquartered in Taipei, Taiwan. They offer product lines in both visible and invisible spectrums, which are used in a wide range of industries for motion control and automation applications. Some of their products include High-Temperature SMD LEDs, Super Low-Profile RA Bi-Color, RGB in CBI, IR Dome LENs SMD LEDs, and APGF0606 Series. Kingbright has sales offices around the world, including the US, Europe, and Asia. Kingbright Company LLC is certified with ISO 9001:2015 standards.

    • Clairex Technologies, Inc.
      • Clairex Technologies, Inc.
        CLT130

      • United States of America Address: 1000 Jupiter Rd., Suite 100, Plano, Texas, United States of America

      Manufacturer Overview

      Clairex Semiconductor, established in 2017, and located in Plano, Texas, is a manufacturer that specializes in design and produces optoelectronic components. The company offers a range of products related to optoelectronics, including IREDs, LEDs, photodiodes, and phototransistors. It also offers both custom-designed and standard optoelectronic components. Its products emit radiation from the junction at wavelengths dependent on the bandgap energy of the dopants used in the processing. Its products are suitable for use in commercial, medical, and military.

    • Light in Motion LLC
      • United States of America Address: 1525 McCarthy Blvd, suite 1000, Milpitas, California, United States of America

      Manufacturer Overview

      Light in Motion LLC, founded in 2009, is a manufacturer of standard and custom hermetically sealed optoelectronics components, headquartered in Milpitas, California. Some of the optoelectronics components offered, which are used in sensing applications include light-emitting diodes, optical interrupters, switches, emitters, and detectors. They also provide assemblies and photosensors. The company serves the sensor industry and is RoHS-compliant. Light in Motion's Engineering Group, situated in California, collaborates with their factories in Asia, ensuring adherence to ISO 9001 standards throughout the entire product lifecycle.

    • Excelitas Technologies Corp.
      • United States of America Address: 200 West Street, 4th Floor East, Waltham, Massachusetts, United States of America

      Manufacturer Overview

      Excelitas Technologies Corp., headquartered in Waltham, USA, is a manufacturer of photonic solutions. The company provides photonic solutions for the illumination, optical and imaging needs of the OEM and end-user customers. The products like cameras, sensors and light sources serve an array of applications across many sectors. These range of applications include clinical diagnostics, autonomous vehicles and X-ray security screening. The company also offers bespoke photonic solutions such as discrete components, sub-assemblies, or complete turnkey solutions tailored to the customers' specific requirements.

    • Vishay Intertechnology, Inc.,
      • United States of America Address: 63 Lancaster Avenue Malvern, Pennsylvania, United States of America

      Manufacturer Overview

      Vishay Intertechnology, Inc. (Vishay) was incorporated in 1962 and is headquartered in Malvern, Pennsylvania. The company serves the industrial, automotive, telecommunications, consumer products, and medical end markets and sells its products under numerous brand names inlcuding Siliconix, Draloric, Beyschlag, UltraSource, and Applied Thin-Film Products. The company manufactures and sells discrete semiconductors and passive electronic components in globally while operating in six market segments: MOSFETs, diodes, optoelectronic components, resistors, inductors, and capacitors.

    • Rochester Electronics
      • United States of America Address: 16 Malcolm Hoyt Drive, Newburyport, Massachusetts, United States of America

      Company Overview

      Rochester Electronics, LLC is a manufacturer stocking distributor of end-of-life semiconductors and the broadest range of active semiconductors that is headquartered in Newburyport, Massachusetts, and was founded in 1981. The company caters to manufacturing services ranging from design, wafer processing, testing, reliability, and IP Archiving. These specifically include OCM, build-to-order products, process flows, and standard packaging creation. The company pivots on manufacturing and distributing semiconductors that are no longer produced by its original manufacturer.

    • Allied Electronics, Inc.
      • United States of America Address: 1414 Radcliffe St. Suite 120 Bristol, Pennsylvania, United States of America

      Company Overview

      Allied Electronics Inc., founded in 1991 with headquarters in the USA, is a distributor and supplier of fuel and vehicle servicing station equipment and accessories. The company's extensive product line of over 57,000 products includes forecourt controller parts, fuel dispenser parts, air compressors, and power conditioners. The company also provides rebuilt parts by brands that include Bennett, Daktronics, FE-Petro, and Gasboy. The company's services include equipment financing, primarily serving the retail petroleum industry, including car wash and price sign manufacturers.

    • ams-OSRAM AG
      • Austria Address: Tobelbader Straße 30, Premstaetten, Styria, Austria

      Manufacturer Overview

      Located in Austria and Germany, Ams-Osram is a sensor design and manufacturing company that specializes in compact form factors, low power, high sensitivity, and multi-sensor applications. They were established in 1981 and were formerly known as austriamicrosystems AG. In 2012 it changed its name to ams AG. They have a technology portfolio for sensing, lighting, and visualization, ranging from light emitters and optical components to micro-modules, integrated circuits, and related software. Their work develops technology for use in the consumer, industrial, medical, and automotive sectors.

    • Shinkoh Electronics
      • Japan Address: 2-29-30 Minami-Kamonomiya Odawara, Kanagawa, Japan

      Manufacturer Overview

      Shinkoh Electronics, established in 1974, is a manufacturer and retailer of electrical semiconductor products based in Kanagawa, Japan. The company’s product portfolio is composed of photo reflectors, prism photo sensors, photo interrupters, and photo interrupter separator-type & actuator-type. Their products are used in various settings including in amusement machines, slot machines, and cash machines for object detection, button detection, coin/bill passing detection, barcode reading, and mark detection. They are also used in testing equipment and medical and analytical equipment for various mechanism detection, and cover & object detection.

    • STANLEY  Electronic Components
      • Japan Address: 2-9-13 Nakameguro, Meguro-ku, Tokyo, Japan

      Manufacturer Overview

      Stanley Electric Co., Ltd is a Japanese manufacturer of electric lights established in the year 1933. Stanley Electric Co Ltd makes LED ignited products and operates under three business segments: automotive equipment, electronic components, and applied electronic products. In its automotive equipment business, Stanley Electric produces and sells LED and HID headlamps, rear combination lamps, fog lamps, and automotive and LED bulbs. In its other segments, Stanley Electric makes LEDs, infrared LED lamps, optical sensors, LCDs, subminiature lamps, backlight units for LCDs, flash units for cameras, and operation panels. The largest end markets include Japan, China and Asia-Pacific, and the Americas.

    • Harvatek Corporation
      • Taiwan Address: No.18, Lane 522, Sec.5, Chung Hwa Road Hsinchu City, Taiwan

      Manufacturer Overview

      Harvatek is a Taiwanese manufacturer and supplier of LEDs (light-emitting diodes) and optoelectronic components. Established in 1997 and specializes in the design, development, and production of a wide range of LED products, including SMD LEDs, through-hole LEDs, and custom-designed LED modules. One of their LED products is the high-power LED series, which includes the RGBW LED, white LED, and blue LED, designed to provide high brightness, long lifespan, and energy efficiency, making them ideal for various applications such as automotive lighting, outdoor lighting, and commercial lighting. They won awards such as Taiwan Excellence Award, Outstanding SME Award, and the National Innovation Award.

    • ams OSRAM AG
      • Austria Address: Tobelbader Strasse 30, Premstaetten, Styria, Austria

      Manufacturer Overview

      Osram Opto Semiconductors, a company founded in 1999, based in Regensburg, Germany, is a manufacturer of optoelectronic semiconductors for illumination, sensing, and visualization sectors. The company offers various semiconductor products such as visible-light LEDS, high-performance infrared LEDS, optoelectronic detectors, and semiconductor lasers. These products are sold in various output categories with different sizes, brightness levels, and packaging formats. The company also offers various support that include customer-specific LED colors, intelligent sensor modules, and brand-specific headlight designs to meet customer specification.

    • Hamamatsu Photonics K.K.
      • Japan Address: 325-6, Sunayama-cho, Naka-ku, Hamamatsu City, Shizuoka, Japan

      Manufacturer Overview

      Hamamatsu Photonics K.K., established in 1953 and headquartered in Hamamatsu, Japan, is a manufacturer of sensors and emitters for both visible and invisible light. It stocks products like LEDs, lamps, and photodiodes used in several industries, including consumer electronics, dental imaging, and environmental monitoring. The sensor and light source components are also available as modules and units that can be incorporated into systems the company develops, like optical measurement systems or imaging systems. The ISO 9001-certified company stocks over 15,000 devices, units, and systems that ship to over 100 destinations worldwide, and it has ten research and production bases.

    • IDEA, Inc.

      Manufacturer Overview

      LEDidea, founded in 1996 in Taiwan, is a manufacturer and supplier of quality LED lighting solutions. The company's main products include LED bulbs, tubes, strips, and modules used in various applications, including residential, commercial, and industrial lighting.LEDidea's LED lighting products offer energy-efficient and long-lasting illumination, contributing to energy conservation and sustainability. With an aim of research and development, LEDidea continuously introduces new LED lighting solutions to cater to the evolving needs of the lighting industries. The company is customized to providing good and affordable LED lighting solutions that enhance the lighting experience for its customers.

    • Tyntek

      Manufacturer Overview

      Tyntek Corporation, established in 1987, and based in Taiwan, China, is a manufacturer and supplier of quality optoelectronic and LED lighting products. Tyntek offers a wide range of products, including LED lamps, displays, and modules, serving various industries such as automotive, consumer electronics, and industrial applications. Courtesy of its wide research and development capabilities, Tyntek provides new and energy-efficient solutions that meet the evolving needs of its customers. As a dependable provider of optoelectronic solutions, Tyntek continues to deliver good products and perfect customer service to clients worldwide.

    • KODENSHI CORP.

      Company Overview

      Kodenshi Corp. is an ISO 14001 and IATF 16949-certified manufacturer of optical devices that was established in 1972 in Kyoto, Japan. The company’s product lineup includes photointerrupters for sensing motion or positioning, photodiodes for converting light into electrical currents, and phototransistors for amplifying currents generated by photodiodes. It also offers encoders for converting motion into digital signals, and photo couplers for noise reduction or signal isolation. The company’s products are commonly used within the private security and transportation sectors, and have additional applications in the automotive industry.

    • ROHM Co., Ltd.
      • Japan Address: 21 Saiin Mizosaki-cho, Ukyo-ku, Kyoto, Japan

      Company Overview

      ROHM Semiconductor was incorporated in 1940 and is headquartered in Kyoto, Japan. ROHM manufactures and sells electronic components worldwide. ROHM operates through the segments ICs, discrete semiconductor devices, and modules. ROHM provides ICs comprising memory, amplifiers and linear, power management, clocks and timers, switches and multiplexers, logic, data converters, sensors and MEMS, display drivers, motor/actuator drivers, interfaces, communication and speech synthesis LSI, audio and video, and microcontrollers. ROHM also offers discrete semiconductor products include MOSFETs, bipolar transistors, and diodes; power devices, including power transistors and diodes, SiC power devices, IGBT, and IPM; passive devices, such as resistors, and conductive polymer and tantalum capacitors; and various modules among others.

Phototransistor Manufacturer Ranking

*Including some distributors, etc.

Derivation Method

The ranking is calculated based on the click share within the phototransistor page as of March 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

  1. ROHM Co., Ltd.: 23,754
  2. STANLEY Electronic Components: 16,964
  3. Hamamatsu Photonics K.K.: 3,766

Newly Established Company

  1. Harvatek Corporation: 1995 (29 years ago)
  2. IDEA, Inc.: 1986 (38 years ago)
  3. Shinkoh Electronics: 1974 (50 years ago)

Company with a History

  1. STANLEY Electronic Components: 1920 (104 years ago)
  2. Hamamatsu Photonics K.K.: 1953 (71 years ago)
  3. ROHM Co., Ltd.: 1958 (66 years ago)

Phototransistor Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Phototransistor Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
United States of America United States of America 7 50.0%
Japan Japan 4 28.6%
Austria Austria 2 14.3%
Taiwan Taiwan 1 7.1%

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