当你拆开 ECU ，看到里面密密麻麻的元器件时，有时会不会感到困惑、茫然，不知道该从哪里入 手，这是非常正常的。 今天，我们帮助大家认识 ECU 中那些元器件都是怎么工作的，同时帮助大家更顺利地维修 ECU 。此处用于演示的 ECU ，分别取自两辆不同汽车，分别来自于起亚与现代两个品牌。 扫码加我本人微信 以下文章来源于汽车开发圈 ，作者Autocar Star 汽车开发圈 . EEWorld旗下账号，聚焦汽车电子软硬件开发，认真关注技术本身 我是芯片超人花姐，入行20年，有50W+芯片行业粉丝。 有很多不方便公开发公众号的， 关于芯片买卖、关于资 源链接等， 我会分享在朋友圈 。 ECU 的主控 MCU 首先，这是 ECU 的主控制中心 MCU ，采用是英飞凌 TC17xx 系列的 SAK-TC1762- 128F66HLAC 。它起着核心作用，几乎所有与发动机运行相关的数据，以及车辆其他控制系统的 数据，都由它来处理。 具体来说，它主要有五大功能： 第一，读取传感器信号。比如曲轴位置传感器、凸轮轴位置传感器、进气歧管绝对压力传感器（ MAP ）、空气质量流量传感器（ MAF ）、温度传感器，还有氧传感器（ ...

证券代码：688262 证券简称：国芯科技 公告编号：2025-062 苏州国芯科技股份有限公司 关于自愿披露公司研发的新一代汽车电子 BLDC 电机驱动控制 高性能芯片新产品内部测试成功的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者 重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 苏州国芯科技股份有限公司（以下简称"公司"）研发的新一代汽车电子BLDC （无刷直流）电机驱动控制高性能芯片新产品"CBC2100B"于近日在公司内部测试 中获得成功。现将相关事项公告如下： 一、 新产品的基本情况 公司本次研发成功的三相无刷直流电机驱动控制芯片新产品 CBC2100B 是基于 子领域和 BLDC 电机驱动、电动化设备等工业控制领域。 该芯片基于 BCD 工艺开发和生产，输入电压最高支持 28V，兼容汽车 12V/24V 系统及工业应用；内嵌 32 位 CPU 内核，支持可编程控制；集成 PWM 模块，灵活控 制输出，死区时间长度可单独编程；集成 BEMFC 模块，可实现无感控制；集成 MOSFET/IGBT 栅极驱动器，最大支持 350mA 的栅极驱动电流，输出电流 ...

该芯片基于BCD工艺开发和生产，输入电压最高支持28V，兼容汽车12V/24V系统及工业应用；内嵌32 位CPU内核，支持可编程控制；集成PWM模块，灵活控制输出，死区时间长度可单独编程；集成 BEMFC模块，可实现无感控制；集成MOSFET/IGBT栅极驱动器，最大支持350mA的栅极驱动电流，输 出电流能力可编程控制；支持片上电源管理，简化供电设计，支持低功耗模式；内嵌安全模块，支持随 机数、AES-128加密算法，可以支持安全启动；芯片内嵌多种独立的汽车标准通讯接口，主要包括： LINFlex、CANFD（内置CANFD收发器）和串行通讯接口SPI；支持过压/欠压、过流、过温和外部 MOS短路监测等电机应用保护功能，提高系统可靠性。该芯片还内嵌了128KB的Flash存储空间，32KB 的SRAM和32KB的ROM。本次内部测试成功的三相无刷直流电机驱动控制器芯片新产品CBC2100B按 照汽车电子Grade0等级、功能安全ASIL-B等级进行设计和生产，具备高可靠性和高安全性；该产品的 封装形式包括LQFP64/TQFP64/LQFP48/TQFP48，该芯片可对标英飞凌已推出的面向BLDC应用领域的 ...

Group 1: Ziguang Guowei (紫光国微) - The company is actively building a second growth curve after the change of its controlling shareholder, focusing on special integrated circuits, intelligent security chips, and quartz crystal frequency devices over the next 3-5 years [1] - In 2024, the company plans to acquire two companies to strengthen its automotive controller chip and intelligent security chip businesses, and establish a new company to expand quartz crystal frequency device production [1] - The company is transferring and deregistering some subsidiaries to focus on its core business, with a significant change in orders for special integrated circuits expected in 2025, although gross margins may decline [1] - The company is increasing R&D investment in high-reliability markets and plans to launch more products such as FPGA and memory [1] - A stock buyback plan of 100-200 million yuan is in progress for equity incentives or employee stock ownership plans [1] Group 2: Zhongwang Software (中望软件) - The company primarily provides electrical design software and engineering digital solutions for the energy and power sector [2] Group 3: Institutional Overview - Shanghai Chongyang Investment Management Co., Ltd. was established in 2009 based on Shanghai Chongyang Investment Co., Ltd., founded in 2001, and operates as a limited liability company with a partnership model [3] - The company focuses on managing financial wealth for clients using various standardized financial tools, aiming for sustainable asset growth and becoming a competitive professional asset management firm [3] - Chongyang Investment emphasizes research-driven investment and the importance of a rigorous and scientific investment process [3]

Group 1: Company Insights - Ziguang Guowei is actively building a second growth curve after the change of its controlling shareholder, focusing on special integrated circuits, intelligent security chips, and quartz crystal frequency devices over the next 3-5 years [1] - The company plans to acquire two firms in 2024 to strengthen its automotive controller chip and intelligent security chip businesses, while also establishing a new company to expand quartz crystal frequency device production [1] - Ziguang Guowei is transferring and deregistering some subsidiaries to concentrate on its core business, with a forecasted significant change in orders for special integrated circuits in 2025, potentially leading to a decrease in gross margin [1] - The company is increasing R&D investment in high-reliability markets and plans to launch more products such as FPGA and memory [1] - Ziguang Guowei intends to repurchase 100-200 million yuan worth of shares for equity incentives or employee stock ownership plans [1] Group 2: AI and Technology Developments - Anbiping is focusing on AI pathology diagnosis, developing an intelligent pathology analysis system to enhance diagnostic accuracy, and has completed multi-center research evaluations for its AI-assisted diagnostic system in collaboration with Tencent ALab [2] - Placo New Materials has launched multiple chip inductor series, gaining validation from several well-known chip manufacturers and is accelerating its mass production and delivery [2] - The company's magnetic powder core products are primarily used in photovoltaic power generation, new energy vehicles, charging piles, data centers, energy storage, communication power supplies, variable frequency air conditioning, power quality rectification, and rail transit [2] Group 3: Institutional Overview - Shanghai Chengrui Investment Management Co., Ltd. was established in May 2010 with a registered capital of 110 million yuan and became a private fund manager in April 2014 [2] - The company focuses on secondary markets and covers major asset allocation strategies, including macro hedging, high-frequency alpha, and CTA strategies, all developed in-house [2] - Chengrui has received multiple industry awards and recognitions, including being ranked among the top private equity firms in China and winning various prestigious awards for its performance [2]