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Asymmetric Half Bridge GaN Power Management Chip

Extreme Integration, Efficient and Reliable
不對稱半橋氮化鎵電源管理芯片

QR-Lock Flyback GaN Power Management Chip

12~150W Power Band Full Coverage, Minimalist and Efficient
QR-Lock反激氮化鎵電源管理芯片
consumer electronics

Start your consumer and portable electronics product design quickly with our solutions for total power management. We offer highly reliable scalable and low power solutions for consumer and portable electronic end device applications.

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industrial control

Factory automation is designed to better free workers from repetitive and hazardous tasks and to achieve safe, efficient, and refined industrial production lines.

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automotive electronics

With the increasing popularity of smart cars, the demand for automotive chips will continue to increase. Smart cars need to use a large number of chips to support multiple functions such as autonomous driving, navigation, voice recognition, sensors, smart electric, etc. East Tech is committed to providing advanced and highly reliable various automotive-grade chips and solutions to promote the development of the automotive industry together.

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About

Dongke Semiconductor (Anhui) Co., Ltd, established in 2011, is one of the few domestic integrated circuit technology innovative enterprises integrating R&D, design, production and sales. The company has set up 5 R&D centers in Shenzhen, Wuxi, Beijing, Qingdao, and Maanshan, and one packaging and testing base. 2023, Dongke and Peking University have established a joint R&D center to jointly promote the research and development of the third-generation semiconductor Gallium Nitride chips. Dongke has been plowing into the IC industry for 14 years, always insisting on forward design and independent innovation. It is one of the national specialized, specialized and new small giants, China's top 100 semiconductor enterprises, and one of the top 50 specialized, specialized and new enterprises in Anhui Province.

In 2020, in order to promote the process of chip localization, the company purchased 53 acres of industrial land, the first phase of the completion of the standard GMP clean plant 20,000 square meters, attached office / R & D building of 7,000 square meters, the scale of investment in fixed assets of more than 200 million yuan, while an additional 110 million yuan of equipment and R & D into the production line and the key laboratories, in June 2023 put into use. Can realize the chip annual production capacity of 1 billion.

News

干貨收藏 | 2025Q3Q4東科產(chǎn)品選型手冊正式發(fā)布!

Dry Collection | 2025Q3Q4 Dongke product selection manual is officially released!

October 14, 2025

Click on the blue word ★ DK ★ Follow us Dongke Semiconductor 2025 Q3Q4 product selection manual is newly online, this update contains Dongke new generation of GaN power tube devices with built-in driver - DKXXXG70 series, planar transformer series, the new GaN PFC master, synchronous rectifier model update, etc., welcome! Welcome to get the review. Contents Overview Download/preview the full version of the manual below. How to get the manual Mode 1: Long press and scan the QR code below to preview the manual online Mode 2: Preview the manual online on the public website Click on the WeChat public website to guide the manual to the public...

方案介紹 | 東科24W集成GAN器件高PF低THD的恒壓LED...

Solutions | TOKYO 24W Constant Voltage LED Solution with Integrated GAN Device High PF Low THD Sharing

September 16, 2025

Click DK Follow us In this article, we will introduce a 24W LED program with DK8924AN as the core, featuring high constant voltage precision, low standby power consumption, fast startup, etc. It is suitable for LED strip power supply, intelligent lighting and other application scenarios. Dongke 24W LED Program Sample Version ? Program Overview ? This program adopts the DK8924AN, a quasi-resonant primary-side control for isolated LED driver with low THD and high PF...

東科半導(dǎo)體第一億顆自主設(shè)計、封測的氮化鎵電源芯...

East Tech Semiconductor shipped the 100 millionth GaN power supply chip designed and sealed in-house!

September 10, 2025

On September 9, 2025, East Tech Semiconductor shipped its 100 million independently designed and sealed Gallium Nitride power supply chips! ? 100 million pieces! Not only the accumulation of quantity, but also the market's high recognition of Dongke's GaN chip performance, quality and reliability! ? Autonomous design! Mastering the core technology highlights the hard power and independent innovation ability of Dongke Core in the field of third-generation semiconductors! In the rapidly developing wave of third-generation semiconductors, Dongke Semiconductor relies on its Gallium Nitride (GaN) technology...

方案介紹 | 東科140W高性能極簡AHB方案詳解

Solutions | East Tech 140W High Performance Minimalist AHB Solution Details

April 23, 2025

Click DK to follow us As the industry's only fully encapsulated single-chip AHB solution, Eastcom's asymmetric half-bridge AC-DC power management chip has far fewer peripherals than competing solutions, low debugging difficulty, and overall cost is far lower than competing solutions. In this article, we will introduce a 140W PD solution based on Dongke's AHB chip, featuring minimal peripherals, high power density, diverse output configurations, etc. It is suitable for a variety of application scenarios, such as laptop and tablet adapters, two-wheeled electric vehicle chargers, LED power supplies, and so on. Dongke 140W...

Contact Us

Tel: Hotline: 0555-2106566

Dongke Semiconductor (Anhui) Co.
Address:No.230 Jinshan Xi Road, Economic and Technological Development Zone, Maanshan City, Anhui Province, China

Founded in 2011, East Tech Semiconductor (Anhui) Co., Ltd. is one of the few innovative IC technology companies in China that integrates R&D, design, production and sales. Dongke has been plowing into the IC industry for 14 years, always insisting on forward design and independent innovation. It is one of the key small giant enterprises of national specialization, one of the top 100 semiconductor enterprises in China, and one of the top 50 specialization, specialization and innovation enterprises in Anhui Province.

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