China gallium nitride production of the top ten companies are as follows:
1, China's Suzhou Nengxun
Established in 2007, Nengxun Semiconductor using the integrated design and manufacturing (IDM) model, independently developed gallium nitride material growth, chip design, wafer process, packaging and testing, reliability and application circuit technologies.
Products: GaN RF power transistors, GaN RF amplifier tubes for wireless communication, GaN HEMT tubes.
Core technology and applications: NEC's GaN amplifier tube products output high efficiency and high gain under broadband signals, with simple applications, suitable for LTE, 4G, 5G and other mobile communications ultra-wideband amplifier applications.
Gallium Nitride HEMT tube cores support customers' ultra-broadband applications up to DC-6GHz, with industry-leading power density, efficiency, and reliability, suitable for applications in compact RF amplifier modules, general-purpose or personal communication subsystems.
2, Suzhou Jingzhan
Established in 2012, located in Suzhou Nano City, is committed to the research and development and industrialization of gallium nitride (GaN) epitaxial materials.? Up to now, Jingzhan Semiconductor has completed the A+ round of financing for the expansion of production scale.
Products: GaN-on-Si, GaN-on-SiC, GaN-on-Sapphire.
Technology and applications: GaN epitaxial wafer products based on silicon, sapphire, and silicon carbide have extremely high electron mobility and two-dimensional electron gas concentration, and very small buffer layer leakage. Used in microwave RF and power electronics; currently can provide 6-inch, 8-inch GaN on silicon wafer materials.
3, Zhuhai Innosysco
Established in December 2015, the introduction of the U.S. Innosysco SGOS technology.
Products: single-tube GaN FETs, half-bridge GaN FETs, GaN ICs.
Technology and applications: 8-inch GaN-on-Si industrialization platform with perfect GaN epitaxial growth, gold-free silicon CMOS-compatible process manufacturing, and its own reliability testing and failure analysis capabilities. Applications include LiDAR, wireless charging and fast charging, data centers, 5G communications, artificial intelligence, and new energy vehicles.
4, Chongqing Huarun Micro
Established in 2000, in terms of sales, the company is the only semiconductor company in the top 10 Chinese semiconductor companies in 2018 that operates mainly in IDM mode.
Products: 8-inch GaN-on-Silicon production line, the first 8-inch 600V/10A GaN power device product technology and application: focus on power semiconductors, smart sensors, to provide customers with a series of semiconductor products and services.
5, Hangzhou Silan Micro
Established in September 1997, headquartered in Hangzhou, China.
Listed products in 2003: a well-known IDM company in China, building a 6-inch GaN-on-Si power device pilot line.
6, Chongqing Polychem
Established in September 2018, building GaN-on-Si (Gallium Nitride on Silicon) epitaxial wafer base in Dazu District, Chongqing City, China.
Products: GaN-on-Si and GaN-on-SiC epitaxial wafer materials, GaN power devices.
Technology and application: Currently, GLC is constructing the first phase of GaN-on-Si epitaxial wafer factory in Dazu District, Chongqing, and now the epitaxial wafers have entered into the mass production stage, and the whole project is planned to build the GaN epitaxial wafer line with an annual capacity of 120,000 wafers, and the GaN chip production and sealing and testing production line with an annual capacity of 360,000 wafers.
7, Taiwan Semiconductor Manufacturing
Established in 1987, in 2019, TSMC and its subsidiaries owned and managed an annual capacity of more than twelve million twelve-inch wafers about equivalent.
Product technology: 6-inch GaN-on-Si.
8. Sanan Group
Established in November 2000 and located in Xiamen.
Products: 650V 0.5um GaN/Si, 200V/100V 0.5um GaN/Si.
Technology and Applications: Sanyan's integrated Gallium Nitride (GaN) E-HEMT technology serves consumer and industrial applications such as adapters/chargers, telecom/server smp, wireless power, in-vehicle chargers (OBC) and cost effective solutions.
9, Suzhou Jiexinwei
Established in 2013, overseas returnees founded in Suzhou Industrial Park, Jiexinwei subsidiaries in the field of gallium nitride power electronics technology, with more than 100 domestic and foreign invention patents. The patent layout includes materials, devices, processes and applications; the region covers China, the United States, Europe, Japan and so on.
Products: GaN-on-Si power electronics, GaN-on-Sapphire power electronics technology and applications: 650V GaN FETs with BVds ≥ 650V, Ids > 10A, and on-resistance Ron ＜0.15Ω. They can be applied in the fields of PFC, DC-DC, DC-AC, AC-DC, wireless power transmission, power adapters, wireless power and fast charging field.
Sapphire-based gallium nitride high-voltage protection switching devices with single-tube withstanding voltage over 2000V, single-tube withstanding voltage 2000V, on-resistance below 1Ω in open state, and leakage below 1uA/mm in off state.
10, Dalian Coreguan
Established in Dalian Hi-Tech Zone on March 17, 2016, the company adopts the integrated design and manufacturing (IDM) business model.
Products: GaN-on-Si epitaxial wafers, GaN-on-Si power electronics.
Technology and application: the first 6-inch GaN-on-Si epitaxial and power device wafer production line has been built. in March 2019, CoreGuard was the first in China to launch 650-volt GaN-on-Si power device products in line with the industrialization standard (passed 1000-hour HTRB reliability test) and formally launched in the market.