Quick answer: the top-ranked operational amplifier brand in China on this list is NOVOSENSE (Jiangsu). 1 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked operational amplifier brands
How this list is ranked- 01
NOVOSENSE 纳芯微电子NOVOSENSE
Registered as 苏州纳芯微电子股份有限公司 in 2013.
- Operational amplifiers
Why it ranks here: registered legal entity on file; email and phone published; operating since 2013.
International operational amplifier brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
MICROCHIP MICROCHIP微芯科技
Registered as 微芯商贸(上海)有限公司 in 2006.
- Operational amplifiers
- FPGA chips
- Microcontroller
Why it ranks here: registered legal entity on file; email and phone published; operating since 1989.
- INT
PEAK 3PEAK
Registered as 思瑞浦微电子科技(苏州)股份有限公司 in 2012.
- Operational amplifiers
Why it ranks here: registered legal entity on file; email and phone published; operating since 2012.
More Operational amplifiers brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| ANALOG DEVICESANALOG DEVICES | 亚德诺投资有限公司 | analog.com | 400-6100006,021-23208000 |
| ROHMROHM罗姆 | 罗姆半导体(中国)有限公司 | rohm.com.cn | 022-83989000 |
| Sheng Bang Wei Dian Zi圣邦微电子 | 圣邦微电子(北京)股份有限公司 | cn.sg-micro.com | 010-88825716,88825717 |
| onsemionsemi安森美 | 安森美半导体公司 | onsemi.cn | — |
| RENESASRENESAS瑞萨 | 瑞萨电子(中国)有限公司 | renesas.com | — |
| STST意法半导体 | 意法半导体(中国)投资有限公司 | st.com | — |
| TITI德州仪器 | 德州仪器半导体技术(上海)有限公司 | ti.com.cn | — |
Frequently asked questions
How many operational amplifiers manufacturers and suppliers in China are listed here?
10 companies are listed for operational amplifiers (运算放大器). 1 Chinese manufacturers have full profiles and are ranked; 2 international brands with China operations are listed separately.
Where are China's operational amplifiers manufacturers located?
Among profiled companies: Jiangsu (2), Shanghai (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 10 have an official website and 3 publish an email address.