Jiaxun Electronics
Jiaxun Electronics
Jiaxun Electronics
Jiaxun Electronics

Product Features

Technology transforms the world · Integrity builds the future · Leading boundless possibilities

Jiaxun Electronics

Low forward voltage drop

Jiaxun Electronics

High switching speed

Jiaxun Electronics

High junction temperature

Jiaxun Electronics

High reliability

Our products

Our company’s core product lineup includes low‑forward‑voltage GaN diodes, Schottky diodes, high‑power Zener diodes, PD‑specific soft‑bridge rectifiers, automotive‑grade transistors, automotive‑grade capacitors, silicon carbide diodes, automotive‑grade TVS devices, bidirectional high‑voltage trigger diodes, and automotive‑grade diodes, among others. For many years, we have been committed to innovation and advancement in the semiconductor industry, building a premium semiconductor brand for “Made in China.” We rigorously adhere to stringent international quality‑certification standards, and numerous products have been awarded Guangdong Province High‑Tech Product Certificates.

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Industry News

How to design a power amplifier using automotive-grade transistors?

How to design a power amplifier using automotive-grade transistors?
Computer Power Supply “Breakdown Failure” Scheme

Company News

Computer Power Supply “Breakdown Failure” Scheme

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05

News Center

Is the DC output voltage of the high-power bridge rectifier too low? Check these components.

During power‑supply maintenance or debugging, a noticeably low output DC voltage from a high‑power bridge rectifier—e.g., the nominal 48 V measured at only about 30 V—is a common and frustrating issue. Many people immediately suspect that the bridge rectifier itself is damaged; however, in most cases, the reduced voltage is not due to complete failure of the bridge but rather to problems elsewhere in the circuit.

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News Center

What should you do when a high-power bridge rectifier generates significant heat? Practical measurements on heatsink selection and installation.

High‑power bridge rectifiers play a critical role in converting AC to DC in rectifier circuits. When the load current is substantial, the four rectifier diodes within the bridge alternately conduct, each incurring a forward voltage drop and associated power loss; these losses are ultimately dissipated as heat. If this heat is not efficiently removed, the junction temperature of the bridge rectifier can rise rapidly, compromising operational stability in mild cases or leading to thermal breakdown and failure in severe cases. So, when a high‑power bridge rectifier exhibits excessive heating, how should one properly select and install an appropriate heat sink?

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News Center

Rectifier Diode Selection Guide: How to Match Voltage Rating, Current Rating, and Reverse Recovery Time?

In power‑supply circuit design, the selection of rectifier diodes directly affects the overall reliability and efficiency of the system. Choosing a device that is too small can lead to thermal failure, while selecting one that is excessively oversized not only increases costs but may also cause malfunctions due to mismatched electrical parameters.

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News Center

What causes rectifier diodes to frequently burn out? Troubleshooting steps and preventive measures.

In power‑supply repair and electronic equipment commissioning, blown rectifier diodes are a fairly common failure mode. The failure of a single rectifier diode can often prevent the entire circuit from functioning properly and may even trigger cascading damage to other components. By understanding the primary causes of such failures, mastering the correct troubleshooting procedures, and implementing effective preventive measures, you can reduce the frequency of malfunctions and extend the service life of your equipment.

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News Center

How do you distinguish the anode from the cathode of a diode? Three practical methods for quick identification.

In electronics projects or circuit repair, correctly identifying a diode’s anode (positive terminal) and cathode (negative terminal) is a fundamental skill. If connected in reverse, the circuit may fail to operate or even damage other components.

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News Center

A Detailed Explanation of the Diode’s Operating Principle: From Fundamentals to Real-World Applications

Diodes are among the most common components in electronic circuits; despite their simple structure, they play a crucial role. To understand how a diode works, one must first grasp the fundamental properties of semiconductor materials.

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News Center

Jiaxun Electronics: Notice of Labor Day Holiday

22

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News Center

Addressing Common Questions About Gallium Nitride Diodes

Explore common questions and answers about gallium nitride diodes to help you gain a deeper understanding of this critical component.

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News Center

New Trends of Gallium Nitride Diodes in the Electronics Industry

Exploring the applications and development trends of gallium nitride diodes in the modern electronics industry.

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News Center

Exploring the Industry Application Prospects of Gallium Nitride Diodes

Gain insight into the applications of gallium nitride diodes across various industries and their future development potential.

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News Center

Exploring the Mysteries of Gallium Nitride Diodes

Gain an in-depth understanding of the operating principles and application prospects of gallium nitride diodes, and step into the world of semiconductors.

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News Center

New Year's Day

Jiaxun Electronics wishes you a happy New Year!

26

12

News Center

An Analysis of Three Major Packaging Technologies for Fast-Recovery Diodes

An Analysis of Three Major Packaging Technologies for Fast-Recovery Diodes

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12

News Center

SMA/SMAF/SMB/SMC: Introduction to the DO-214 Series Diode Package

What are the differences between SMA, SMAF, SMB, and SMC?

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News Center

Happy Winter Solstice

Guangdong Jiaxun Electronics — Wishing you all a happy Winter Solstice!

19

12

News Center

DO-41/DO-15/DO-201AD/R-6 Package Characteristics and Application Selection Guide

Choosing the right diode package is the first step toward circuit stability!

18

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News Center

Good News: Core Advantages of the 2CL Series Diodes

The rectifying core component of high-voltage electronic equipment, the high-voltage ultra-fast recovery core—2CL series

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News Center

From Structure to Applications: A Comprehensive Overview of the Key Differences Between TO-220AC and TO-220F Packages

What are the practical differences between the TO-220AC and the TO-220F?

12

12

News Center

Introduction to the SiC Chip in TO-220AB Package

What is an SIC chip? And how do the different models differ from one another?

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News Center

Schottky Chips: The Core Application Landscape for High-Frequency, Low-Power Scenarios

Schottky chips—represented primarily by Schottky barrier diodes (SBDs)—leverage their unique structure, formed by metal–semiconductor contacts, to deliver the dual advantages of high efficiency and fast response.

09

12

News Center

In-Depth Analysis of Silicon Carbide Rectifier Bridges: A Comprehensive Examination of Principles, Characteristics, and Applications

Silicon carbide rectifier bridges are rectifying devices fabricated from silicon carbide (SiC) semiconductor material, whose primary function is to convert alternating current into direct current, with performance far surpassing that of conventional silicon‑based rectifier bridges.

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News Center

Notice of National Day and Mid-Autumn Festival Holiday

Notice of National Day and Mid-Autumn Festival Holiday

13

05

News Center

TOLL/TOLT Package Series: What Are the Differences?

Both TOLL (Transistor Outline Leadless) and TOLT (Transistor Outline Leaded Topside) packages belong to the TOLx package family, yet they differ significantly in several respects.

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News Center

A Comprehensive Analysis of the Performance Advantages of the GB Series Rectifier Bridges (in packages such as GBP, GBU, and GBJ)

The GB series (including packages such as GBP, GBU, and GBJ) rectifier bridge modules are a crucial component in electronic circuits, offering robust power conversion and stable performance. Below is an exploration of their impressive power-handling capabilities:

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05

News Center

What are the basic architecture, salient features, and underlying principles of a trigger diode?

A trigger diode, also known as a DIAC, is a three-layer, symmetrical two-terminal semiconductor device. It is commonly used to trigger triacs and serves functions such as overvoltage protection in circuits.

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News Center

The Importance of Diode Technology in the Electronics Industry

As an essential electronic component, the diode plays a pivotal role in the modern electronics industry, ensuring the reliable operation of a wide range of devices.

08

05

News Center

How can the MOSFET drive current be calculated accurately?

Drive current refers to the current used to control the switching process of a MOSFET. During MOSFET operation, sufficient charge must be injected into or removed from the MOSFET’s gate to alter its on‑state condition. The magnitude of the drive current depends on factors such as the MOSFET’s input capacitance, switching speed, and the required switching rate in the application. A larger drive current typically enables faster switching of the MOSFET.

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05

News Center

The Role of Schottky Diodes in Switching Power Supplies

A Schottky diode is a type of diode constructed based on the potential barrier formed at the interface between a metal and a semiconductor; it is also known as a Schottky barrier diode and belongs to the family of metal–semiconductor junction diodes. As a low‑power, ultra‑high‑speed semiconductor device, it is characterized by a small forward voltage drop, a short reverse recovery time, and low switching losses, making it widely used in applications such as inverters, switch-mode power supplies, modular power supplies, and drive circuits.

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News Center

Application of Super-Junction MOSFETs in AGV Automated Guided Vehicles

Compared with conventional VDMOS devices, super-junction MOSFETs feature lower on‑resistance, faster switching speeds, a smaller chip footprint, and reduced thermal dissipation. Specifically, for the same current and voltage ratings, the on‑resistance of a super‑junction MOSFET is roughly half that of a traditional VDMOS, while its turn‑on and turn‑off switching times are more than 30% shorter.

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News Center

Application of Low-Voltage MOSFETs in Stepper Motor Drivers

Advantages of Low-Voltage MOSFETs in Stepper Motor Drivers 1. Improved Efficiency: The low on-resistance and fast switching speed of low-voltage MOSFETs significantly enhance energy conversion efficiency, eliminating the energy losses and heat generation associated with conventional switching components. 2. Enhanced Precision: By precisely controlling the MOSFET’s on/off states, it is possible to achieve accurate regulation of the stepper motor’s speed and torque, thereby improving system accuracy and stability. 3. Increased Reliability: Low-voltage MOSFETs feature current‑limiting and over‑temperature protection, enabling rapid circuit interruption in the event of overload or abnormal current conditions. This safeguards both the motor and its drive system, enhancing overall system reliability.

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News Center

Switching Diode Solution

As an innovation leader in the electronic components industry, Guangdong Jiaxun Electronics has long been dedicated to switch‑diode technology, delivering high‑performance, highly reliable solutions to customers worldwide. Our products boast key advantages such as fast response times, low power consumption, and extended service life, and are widely used in communication equipment, consumer electronics, industrial control systems, and the Internet of Things, helping our customers develop smarter, more energy‑efficient electronic products.

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04

News Center

FRED rectifier bridge technology is leading a highly efficient transformation in the new energy sector.

In the fields of new energy and industrial variable-frequency drives, the performance of power electronic devices directly impacts system efficiency and reliability. Leveraging its independently developed FRED rectifier bridge core technology and a mature glass-passivation process, Guangdong Jiaxun Electronics Co., Ltd. has launched a series of high‑performance rectification solutions, providing efficient, low‑loss, long‑life components for applications such as photovoltaic inverters and variable‑frequency speed‑control systems.

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News Center

Silicon carbide rectifier bridge technology ushers in a new era of high-voltage, high-efficiency performance.

As power electronic devices rapidly evolve toward higher voltage, higher frequency, and higher‑temperature operating environments, conventional silicon‑based rectifier bridges can no longer meet stringent performance requirements. As a leading domestic supplier of power devices, Guangdong Jiaxun Electronics Co., Ltd. has leveraged its independently developed silicon carbide rectifier bridge and silicon carbide soft‑bridge technologies to successfully overcome material and process bottlenecks, delivering efficient and reliable solutions for industrial power supplies, new energy systems, aerospace, and other critical applications.

23

04

News Center

FRED Soft-Switching Technology Empowers High-Frequency, High-Efficiency Power Supply Solutions

Guangdong Jiaxun Electronics Co., Ltd., leveraging its independently developed FRED soft‑bridge technology—featuring a fast‑recovery soft‑bridge rectifier—has achieved a breakthrough centered on “soft recovery characteristics,” delivering efficient and reliable solutions for high‑frequency applications such as communication power supplies, inverters, and servo drives.

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News Center

A Summary of the Seven Core Advantages of Fast-Recovery Diodes

Fast recovery diodes, with their high breakdown voltage and low forward voltage drop, significantly enhance the energy efficiency and reliability of electronic devices. Their diverse package options cater to various applications, while advanced manufacturing processes ensure long service life. As a result, they have become essential components in power supplies, telecommunications, and other fields, delivering superior performance and robust protection for a wide range of circuits.

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04

News Center

Characterization and Application Selection Guide for High-Efficiency Diodes

High-efficiency diodes, by optimizing carrier transport mechanisms, deliver two key advantages in power management and energy conversion systems: forward conduction losses are reduced by 35%–60%, and dynamic response times are accelerated to the nanosecond range.

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04

News Center

What are the relationships between the key parameters of a rectifier bridge and its package design?

As the core component in AC–DC conversion, the performance of a rectifier bridge is closely tied to its packaging solution. Parameters such as current‑carrying capability, voltage rating, and thermal‑management efficiency collectively determine the selection strategy for the package form factor. This paper examines, from an engineering‑application perspective, the mechanisms by which these parameter characteristics influence packaging design.

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News Center

Quick‑Recovery Bridge/Soft Bridge HBS810: Comprehensive Technical Specifications and Application Scenarios

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News Center

Advantages of TOLL‑packaged Schottky diodes for PD fast charging

TOLL‑packaged Schottky diodes demonstrate significant advantages in the PD fast‑charging market, primarily owing to their compact design, efficient thermal management, and superior electrical performance.

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04

News Center

Rising to the top through sheer merit! What makes this NMOS so powerful?

A MOS transistor, formally known as a MOSFET—metal–oxide–semiconductor field-effect transistor—is a type of FET (field-effect transistor) with an insulated gate, whose conductivity is determined by the applied voltage. Its operation hinges on two key processes: the formation of a conductive channel and the modulation of the drain current.

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