传感器芯片

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你不一定知道的传感器巨头
半导体行业观察· 2025-08-11 01:11
Core Viewpoint - Naxin Micro has emerged as a significant player in the sensor market, breaking the long-standing monopoly of overseas giants and establishing a new milestone for Chinese chip companies through its excellence in isolation devices and sensor signal conditioning chips [1][2]. Development History - Naxin Micro was founded in 2013 and launched its first three-axis accelerometer signal conditioning chip in 2014, followed by a pressure sensor signal conditioning chip in 2015 and an automotive-grade pressure sensor chip in 2016, marking its entry into the automotive electronics market [2]. - By 2018, Naxin Micro's automotive pressure sensor chips achieved mass production, with over 100 million automotive chips shipped by the time of its IPO in April 2022 [2][3]. - The company has continuously innovated its sensor products from 2019 to 2021, including the launch of MEMS pressure sensors and the second-generation magnetic sensor conditioning chips [2][3]. Product Lines and Market Coverage - Naxin Micro has developed three main product lines: pressure sensors, magnetic sensors, and temperature and humidity sensors, with over a thousand product variants [5][6]. - The pressure sensor product line covers 80% of the market, while magnetic and temperature/humidity sensors achieve full category market coverage, catering to diverse application scenarios [5][6]. Technological Advancements - Naxin Micro focuses on high-precision, high-performance sensor chips rather than traditional sensor module manufacturing, allowing it to leverage its semiconductor technology advantages [4][5]. - The company has achieved several "domestic firsts" in sensor development, including the first domestic small-sized integrated magnetic current sensor and the first functional safety ASIL B (D) AMR wheel speed sensor [6][7]. Strategic Collaborations and Acquisitions - Naxin Micro has formed a strategic partnership with Continental Group to co-develop automotive-grade pressure sensor chips, enhancing reliability and precision for automotive safety applications [7][8]. - The acquisition of Maguan, a company specializing in magnetic sensors, has expanded Naxin Micro's product offerings and positioned it as the only domestic company with a comprehensive range of magnetic sensor products [9]. Future Outlook - Naxin Micro aims to enhance its competitiveness in the sensor market through increased self-research efforts and product line expansion to meet diverse market demands [8][9]. - The company is well-positioned to leverage the rapid growth of the new energy vehicle and industrial sectors, providing critical technology support with its high-precision and reliable sensor chips [5][11].