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Discrete Semiconductors
Topdiode Group and UF Capacitors is your reliable China Discrete Semiconductors manufacturer and China Discrete Semiconductors supplier. After 26 years development, Topdiode Group has become a very famous electronic parts manufacturer and electronic parts supplier. Now Topdiode Group and UF Capacitors include 4 manufacturer sites in China, and export our electronic components to USA, Canada, Brazil, Argentina, Mexico, South Africa, Tunisia, New Zealand, Australia, Germany, Italy, France, UK, Poland, Bulgaria, Spain, Portugal, Russia, Belarus, Ukraine, Korea, Vietnam, Singapore, Malaysia, Indonesia, India, Philippine, Thailand. Currently Topdiode and UF Capacitors supply our various discrete components to famous international companies like GE, Philips, Honeywell, Bosch and so on.

Topdiode is the brand of our various Discrete Semiconductors. We produce a wide range of Discrete Semiconductors such as transistor, schottky diode, rectifier diode, switching diode, zener diode, fast recovery diode, TVS diode, bridge rectifier and MOSFET. Our products are RoHS, Reach Compliant; Halogen free(on request) and Metal Conflict Free. 


Topdiode Group & UF Capacitors is an ISO9001:2015 manufacturer, founded in 1995, as one of the professional China Discrete Semiconductors manufacturer and China Discrete Semiconductors factory, we are strong in complete management, strict quality control system, and excellent sales service. Our factory keep regular stock for fast-moving parts. For other parts, our normal lead time is also fast to around 4-6 weeks. With fast delivery time, competitive prices, high quality commitment, customers can use our Discrete Semiconductors to replace Littelfuse, Bourns, Diodes, Microchip, STMicroelectronics, On Semi, Taiwan Semiconductor etc. Recent years, many components are in bad shortage, could you please send us emails and RFQ. We can help you to cost down and solve your shortage problem.

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  • The MOSFET is the most common type of transistor today. Their primary use is to control conductivity, or how much electricity can flow, between its source and drain terminals based on the amount of voltage applied to its gate terminal.

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  • The MOSFET is the most common type of transistor today. Their primary use is to control conductivity, or how much electricity can flow, between its source and drain terminals based on the amount of voltage applied to its gate terminal.

    Read More Send Inquiry

  • The MOSFET is the most common type of transistor today. Their primary use is to control conductivity, or how much electricity can flow, between its source and drain terminals based on the amount of voltage applied to its gate terminal.

    Read More Send Inquiry

  • The MOSFET is the most common type of transistor today. Their primary use is to control conductivity, or how much electricity can flow, between its source and drain terminals based on the amount of voltage applied to its gate terminal.

    Read More Send Inquiry

  • The MOSFET is the most common type of transistor today. Their primary use is to control conductivity, or how much electricity can flow, between its source and drain terminals based on the amount of voltage applied to its gate terminal.

    Read More Send Inquiry

  • BSS123, This N-Channel, high cell density, DMOS technology. This product has been designed to minimize on-state resistance while providing rugged, reliable, and fast switching performance.The BSS123 is particularly suited for low voltage, low current applications such as small servo motor control, power MOSFET gate drivers, and other switching applications.

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As a professional China Discrete Semiconductors manufacturers and suppliers in china called TOPDIODE. High quality Discrete Semiconductors are very popular in all countries.Our products not only have passed REACH and ROHS certification audit,but also have our own brand. In addition to providing free samples, we can also provide price lists and quotations. Our durable products support bulk,you can buy in stock and get low price. Welcome to buy made in china and advanced products from our factory.