This section provides an overview for schottky rectifiers as well as their applications and principles. Also, please take a look at the list of 27 schottky rectifier manufacturers and their company rankings. Here are the top-ranked schottky rectifier companies as of April, 2024: 1.Silan Microelectronics, 2.Central Semiconductor, 3.Diotec Semiconductor AG.
Table of Contents
A Schottky rectifier, a type of rectifier diode, is used to convert AC voltage to DC. Unlike conventional rectifier diodes, Schottky diodes offer faster switching and lower reverse leakage current, leading to more efficient power conversion. These diodes are typically made of metal and n-type semiconductor junctions, forming a Schottky barrier that facilitates rapid switching and a low forward voltage drop, thus reducing power losses.
Schottky rectifiers are essential in high-frequency rectifier circuits, power electronics, and power conversion devices. Their high-speed switching and energy efficiency make them ideal for applications like DC/DC converters where these characteristics are advantageous.
The Schottky rectifier functions based on the Schottky barrier, which is a junction between a metal and an n-type semiconductor, serving as an electron barrier. The barrier height, determined by the metal and semiconductor types, is crucial to the diode's characteristics. A forward bias allows easy electron movement across the barrier, resulting in a low forward voltage drop. Conversely, a reverse bias raises the barrier and reduces the reverse current.
Schottky rectifier diodes differ from ordinary rectifiers in several ways:
It's crucial to balance the advantages and potential disadvantages of circuit design.
Schottky rectifiers come in various types for different applications:
*Including some distributors, etc.
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Microchip Technology Incorporated was incorporated in 1989 and is headquartered in Chandler, Arizona. The company is a developer and manufacturer of control solutions for global markets including the automotive, industrial, communications, human-machine interface, and connectivity industries. The company’s products include microcontrollers, field-programmable gate array products, MOSFET and radio frequency products, and both wired and wireless communications products. The company’s services include wafer foundry and assembly services, test subcontracting manufacturing services, development tools for enabling system designers to program microcontrollers and processors, and timing system products.
C&H Technology was founded in 1979 and is headquartered in Minnetonka, Minnesota. The company is a privately held sales and marketing company specializing in power semiconductors and electronic components commonly used in heavy industrial applications such as welding, aluminum, waste treatment, industrial motor control, and solar inverters. The company partners with manufacturers such as Hitachi, ABB, Mitsubishi Electric, and Powerex. Some of the products the company offers include assemblies, bridge rectifiers, heat sinks, and MOSFET modules.
The Central Semiconductor Corporation is an ISO 9001:2015-certified electronics manufacturer in Hauppauge, NY. Since it was founded in 1974, the corporation has expanded to serve the global market. Its main product line is discrete semiconductors. All products are RoHS2 and REACH compliant. The corporation also manufactures diodes, rectifiers, transistors, and protection devices. Central Semiconductor provides semiconductor solutions for several industries including alternative energy, consumer products, scientific/industrial, networking, lighting, and the medical industry.
Sensitron Semiconductor, founded in 1969 with corporate headquarters located in the USA, is a manufacturer of power electronic components and systems for the defense, aerospace, space, and medical markets. The company's products include high-power rectifier bridges, motion control modules, TVS modules, solid-state power controllers, and high voltage diode assemblies, as well as various services including, engineering, electrical and mechanical design, material science expertise, and testing of a finished power system. The company's facility includes a wafer fabrication clean room and a microelectronics manufacturing clean room.
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.
MCC is a manufacturer of semiconductors, founded in 1991, and has its headquarters located in California, USA. Their portfolio contains five core semiconductor types—offering a full range of diodes, rectifiers, transistors, MOSFETs, voltage regulators, and protection devices. Their products are used to optimize power management, enable signal processing, protect circuits, and enhance the performance of electronic systems across various sectors such as consumer electronics, aerospace, medical devices, and more. The company has received IATF 16949:2016 and ISO 9001:2015 certifications.
Littlefuse was founded in 1927 and headquartered in the United States. Littlefuse is a diversified industrial technology manufacturing company with customers globally. Littlefuse has products segments which are electronic, industrial, and transportation. Electronic segment products include fuses and fuse accessories, positive temperature coefficient resettable fuses, polymer electrostatic discharge suppressors, and varistors. Transportation products include blade, resettable, and high-current and high-voltage fuses, as well as battery cable protectors; fuses, switches, relays, circuit breakers, and power distribution modules. The Industrial segment offerings include contactors, transformers, and temperature sensors for use in renewable energy and energy storage systems, electric vehicle infrastructure, HVAC systems.
Microsemi Corporation was founded in 1959 and is headquartered in Aliso Viejo, California. Microsemi is a subsidiary of Microchip Technology Incorporated. Microsemi is a provider of semiconductor and system solutions for aerospace, communications, data center, and industrial markets. A few of Microsemi’s product lines include high-performance and radiation-hardened analog mixed-signal integrated circuits, FPGAs, power management products, timing and synchronization devices, and RF solutions. Microsemi’s technological strengths are in connectivity, energy efficiency, miniaturization, power management, and security.
NIC Components Corp., and Nippon Industries Co. Ltd. have collaborated for over 37 years to design and manufacture passive components, including capacitors, resistors, and magnetics. Established in the USA in 1982, NIC has expanded its business to the custom speciality that meets the demands of today’s emerging and latest technology. Their regional offices can be found in Canada, Malaysia, India, Mexico, China, etc. All of their products are built with more features and are certified with different ISO certifications. They also assist their customers in component selection through live support.
Yea Shin Technology, established in 2001 and headquartered in Taichung, Taiwan, stands as a manufacturer specializing in discrete semiconductor components. Its product range includes ESD protection arrays shielding devices from electrostatic discharge, rectifiers for AC to DC conversion, diodes permitting one-way current flow, voltage suppressors guarding against voltage spikes, and transistors amplifying or switching signals. These offerings find application in diverse industries like electronics, telecommunications, automotive, medical, and industrial sectors. The company holds both ISO-4001:2015 & ISO 9001:2015 certification for its quality management system.
Nexperia is based in the Netherlands and is a designer, manufacturer, and global supplier of semiconductors. Their stock includes Bipolar Transistors, Diodes, MOSFETs, GaN FETs, and various ICs that are used as basic components in electronic systems and devices and have multiple applications. These parts are supplied to the automotive, computing, power, and electronic industries as parts of a system or as essential tools for various gadgets and devices. They are also used by manufacturers of consumer appliances such as smartphones, batteries, aerial vehicles, fire detectors, and more.
ZOWIE Technology Corporation was founded in 1994 as a manufacturer of semiconductor products in Taiwan. The company deals in Transistors, Transient Voltage Suppressors, and Rectifiers of various kinds like the Schottky Bridge, Schottky Barrier, Standard and Fast Recovery ones, and even High Thermal Performance Bridge Rectifiers. There are also Power devices and High Voltage products that have applications in the Automotive industry for ignition, headlights, power steering, fuel pump sensors, and more. Other industries that utilize ZOWIE products are LED Lighting, Mobile Phones, Electric Vehicle, PC and Digital cameras.
Diotec Semiconductor AG is a German-based semiconductor manufacturer and supplier of diodes and rectifiers which was founded in 1973 and is headquartered in Heitersheim, Germany. They specialize in producing discrete semiconductors, both standard and customized, readily available for worldwide delivery. Their product portfolio includes diodes, rectifiers, protection devices (TVS/ESD), transistors, and regulators. These products are used in various applications such as in industrial, energy, mobility, lighting, and consumer electronics, contributing to power management, signal conditioning, and circuit protection in different electronic systems and devices.
Silan Microelectronics Co., Ltd., founded in 1997 in China, is a manufacturer of semiconductor microelectronics-related products for commercial, industrial, and military clients. The company's products include ICs, power modules, discrete devices, MCU/IC power semiconductor solutions, MEMS sensors, and optoelectronic products. Silan Microelectronics Co., Ltd. also specializes in LED chip manufacturing and packaging for indoor and outdoor LED display panels as well as LED illumination applications. The company was listed on the Shanghai Stock Exchange in 2003.
CYStech Electronics Corp. is based in Taiwan since 2002 and has been a manufacturer and supplier of power devices. The company deals in MOSFET, and Transistors, such as Bipolar and Digital as well as Integrated Circuits for dual operational amplifiers and DC to DC ICs and various Diodes like TVS, General Purpose Rectifier, Switching Control Diode, Glass Passivated Rectifier and more. These products have numerous applications in the consumer electronics manufacturing, communications, and computing industries and in various industrial segments.
Rectron Limited, established in 1976 is a publicly-traded company specializing in the manufacture and supply of discrete semi-conductors. Its product line includes bridge and recovery rectifiers, high voltage products, ESD, Schottky, and signal switching diodes, transistors, MOSFET, silicon carbide schottky and more. Rectron serves many industries including automotive, consumer electronics, industrial automation, telecommunications and medical devices. The Taipei-based semi conductor manufacturer operates globally and has subsidiaries in Los Angeles, London, and Hong Kong.
WeEn Semiconductors Co., Ltd., established in 2015, and headquartered in Shanghai, China, is a manufacturer of bipolar power products. The company offers a diverse product portfolio, including Silicon Controlled Rectifiers utilized in power electronic circuits, Power Diodes for converting AC to DC, High Voltage Transistors for high voltage applications, Silicon Carbide Products suitable for high-temperature and high-voltage scenarios, and IGBTs and Modules commonly employed in high-power applications such as motor drives and power grids. The company has achieved certifications like IATF 16949, ISO 9001, and ISO 14001, ensuring quality and environmental standards.
Infineon Technologies AG (Infineon) is headquartered in Neubiberg, Germany. Infineon designs, develops, manufactures, and markets semiconductors and related system solutions worldwide. Infineon’s automotive segment produces microcontrollers, discrete power semiconductors, IGBT modules, industrial microcontrollers, power and radar sensor ICs, SiC diodes, MOSFETs voltage regulators, comfort electronics, infotainment, powertrain, and security products. Industrial Power Control segment provides bare dies, discrete IGBTs, and driver ICs among other components. Power & Sensor Systems segment offers gas and pressure sensors, MEMS microphone chips, control ICs, and GaN power switches among others.
ST Micro Electronics is a global semiconductor company serving customers with innovations to have a positive impact on people's lives. Their product line is micro electronic systems, such as switches, controllers, sensors and drivers. The main selling point of ST Micro Electronics is its provision of sustainable products, and introducing their electronics to create a more sustainable world. The company, as well as providing the electronic devices, also provides software and support, ensuring that all fields are covered to provide a fully provide a supported and strong relationship with their customer base. ST Micro Electronics believe that technology plays a key role in helping to solve environmental and social challenges, which is why their semiconductor technologies start with their employees, their customers and partners.
Solid State MFG is a semiconductor manufacturer based in New Jersey. Their product portfolio includes Rectifiers, Diodes, Triacs, Diacs, and IGBT (Insulated-Gate Bipolar Transistors) as different types of semiconductors. These products provide protection for various applications such as power supply, voltage clamping, and regulating the voltage flow in small circuits along with full-wave rectification. The Diodes are used as clamping devices for the protection of electronics against spike in voltage and the SCRs (Silicon-Controlled Rectifiers) function as lamp-dimming regulators and controllers of welding machines. The IGBT has uses in trains, air conditioners, stereo systems, and electric cars.
Passive System Alliance Properity Dielectric Co. Ltd. is a passive component manufacturer established in 1990 and headquartered in Yang-Mei, TaoYuan, Taiwan. In 2005, the company entered into a strategic alliance with WTC, and in 2008, it formally merged with Hongdian Electronics, expanding its sales scope from dielectric ceramic powder, semiconducting ceramic capacitor tiles, multilayer ceramic capacitors, and chip resistors to inductors. The company is capable of meeting market demands by initiating material research and development and integrating and developing electronic components as required by customers.
Trex Semiconductor is a developer and manufacturer of integrated circuit (IC) products that was established in Tokyo, Japan, in 1995. The company offers voltage regulator ICs for providing stable voltage output from variable input voltage, DC/DC converter ICs for power management applications, and hall ICs for detecting magnetic fields and outputting digital signals. It also offers design and production services for custom orders or unique projects. The company mainly serves client OEMs in the automotive, consumer electronics, and power distribution industries.
Kyocera Corporation was incorporated in 1946 in Kyoto, Japan as Kyoto Ceramics, but the name was later shortened to Kyocera. Kyocera is a multinational manufacturer and distributor of consumer products as well as industrial components including ceramic and electronic components used in the semiconductor, wireless communications, electronics, and wireless communications markets. Kyocera’s consumer products line includes smartphones and kitchenware such as ceramic knives, cookware, and drinkware. Ceramics are used in semiconductors, solar photovoltaic modules, as well as cutting tools. Kyocera’s electronics cameras, LCDs, medical products, and more.
Sanken Electric Semiconductors, established in 1946 and headquartered in Saitama-ken, Japan, is a semiconductor manufacturer specializing in power semiconductors. The company serves in the power electronics field offering a wide range of products, including discrete semiconductors, IPMs, power supply ICs, and digitally controlled ICs. The technologies applied by their company enable the development of energy-saving products for global markets. Their semiconductors can be found in various electric equipment and devices, from home appliances to automobiles and industrial equipment. They have about 1,000 employees with 10 distributors and vendors across North America, Europe, and Asia.
Taiwan Semiconductor, established in 1979 in Taiwan, is a manufacturer and distributor of integrated circuits and wafer semiconductor devices for commercial and industrial customers worldwide. The company's product line includes discrete power rectifiers, power transistors, LED driver ICs, analog ICs, and ESD protection devices. Taiwan Semiconductor has production facilities in China and Taiwan that are compliant with automotive and environmental standards, including IATF 16949, ISO 9001, and ISO 14001. Taiwan Semiconductor is also a member of the ECIA and the PSMA.
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.
Kingtronics International Company was established in 1990 in Hong Kong and has several factories across China manufacturing electronic components such as bridge rectifiers. The company is ISO 9001:2015 certified and works with several distributors around the world including KORE, Prod. El, DTDS, and others. The company produces two kinds of electronics components: passive components such as aluminum electrolytic capacitors including radial type and axial type, and active components such as diodes, transistors, and bridge rectifiers.
Ranking as of April 2024
Derivation MethodRank | Company | Click Share |
---|---|---|
1 | Diotec Semiconductor AG |
9.8%
|
2 | Silan Microelectronics |
7.3%
|
3 | Central Semiconductor |
7.3%
|
4 | STMicroelectronics |
7.3%
|
5 | C&H Technology, Inc. |
4.9%
|
6 | Rectron |
4.9%
|
7 | Sanken Electric Semiconductors |
4.9%
|
8 | Microchip Technology Inc. |
4.9%
|
9 | WeEn Semiconductors Co., Ltd |
4.9%
|
10 | Micro Commercial Components |
4.9%
|
Derivation Method
The ranking is calculated based on the click share within the schottky rectifier page as of April 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
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
Country | Number of Companies | Share (%) |
---|---|---|
United States of America | 9 | 45.0% |
Taiwan | 4 | 20.0% |
Japan | 4 | 20.0% |
Netherlands | 1 | 5.0% |
Germany | 1 | 5.0% |
China | 1 | 5.0% |