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Committed to becoming a leader in
POWER
SEMICONDUCTORS
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CONTRIBUTE TO GREEN-LIFE AND SUSTAINABLE DEVELOPMENT
INNOVATION, INTEGRITY, ENTHUSIASM, DEDICATION
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IGBT single tube/module, SiC diode /MOS, SGT MOS, Trench-MOS, super junction MOS, three-terminal voltage regulator, FRD, SBD, SCR, etc.
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T0-220C, TO-220F, TO-220M, TO-3PN, TO-247, TO-251, T0-252, T0-263, TOLL, DFN5*6, DFN3*3, SOP-8, TO-92, etc.
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Jiangsu Donghai Semiconductor Co., Ltd
Jiangsu Donghai Semiconductor Co., Ltd
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Company Profile

Jiangsu Donghai Semiconductor Co., Ltd. was established in December 2004, located at No. 88, Zhongtong East Road, Shuofang, Xinwu District, Wuxi city, Jiangsu Province. It covers an area of 15000m2. The registered capital is 81.5 million yuan. It has an annual production line of 500 million power devices. There are four laboratories for device characteristic test, reliability test, application test and failure analysis. Donghai is a high-tech enterprise engaged in development, design, packaging, testing and sales of semiconductor power devices and integrated circuits.

Company Overview

Product Center

We offer customer comprehensive product solution,including LV-MV MOSFET, HV MOSFET, IGBT Single/Module, FRD/SBD, SiC Diode/MOS/Module, GaN and IPM.

Professional

Technology

Strong 

Productivity

Advanced 

Equipment

Innovation

Research

Good After-sales 

Service

Hot Selling Semiconductor And Integrated Circuits

Advanced manufacturing technology, better process conditions, and finely optimized device structures to continuously optimize product conduction resistance, switch characteristics, reliability, and continuously promote product iteration.

Semiconductor Intelligent Power Control System Solutions

Consumer Electronics Consumer Electronics
Industry Industry
New Energy New Energy
Automobile Automobile

Digital Showroom

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!
 

Customer Needs Are Our Needs

  • 24h Engineer online offer technical support
  • Much stock to ensure fast delivery
  • Good quality for long-term cooperation
  • Reasonable price to lower cost

News Center

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Voltage regulators are essential components in modern circuit design, ensuring that electronic devices receive a stable and reliable voltage supply, regardless of fluctuations in input power or changes in load conditions. They are critical for maintaining the performance, reliability, and longevity of electronic systems.

04 December 2025
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In many electronic circuits, particularly those involving analog components, negative voltage regulation is essential to ensure proper functionality. Certain devices, such as operational amplifiers, analog circuits, and power supplies, require both positive and negative voltages to operate effectively.

04 December 2025
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A regulator IC (Integrated Circuit) is a crucial component in modern electronics, designed to maintain a stable and consistent output voltage regardless of variations in the input voltage or fluctuations in the load. Voltage regulation is essential to ensure the proper functioning and longevity of electronic devices, as many components, such as microprocessors, sensors, and operational amplifiers, require a constant voltage to operate correctly.

04 December 2025
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