Dynamic Power Management

List of China’s Automotive Chip Companies and Comprehensive Strength Comparison

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List of China's Automotive Chip Companies and Comprehensive Strength Comparison

Introduction Currently, the entire automotive chip market has high requirements for safety and reliability, such as AEC-Q testing and ASIL product certification, to achieve functional safety in product development, production, and process management/control. However, most chips in the automotive market are monopolized by foreign manufacturers, such as Renesas, NXP, Infineon, Texas Instruments, Microchip, and STMicroelectronics. … Read more

Top 10 Commonly Used Chips and Their Functions

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Top 10 Commonly Used Chips and Their Functions

A chip is a way of miniaturizing circuits (mainly including semiconductor devices, as well as passive components, etc.). It uses a certain medium to comprehensively cover the center of a computer, such as the CPU, with the interface that displays this information, thus forming a small, miniature machine that integrates semiconductors on a substrate. Each … Read more

Automatic Switching Circuit Between External USB Power and Built-in Lithium Battery

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Automatic Switching Circuit Between External USB Power and Built-in Lithium Battery

▲ The circuit to be analyzed in this article Many portable electronic devices with built-in lithium batteries, such as mobile phones, typically adopt the following power supply method: 1. When the USB power is not connected, it uses the built-in lithium battery for power. 2. When the USB power is connected, it switches to power … Read more

How Electronic Engineers Can Excel in Embedded System Design

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How Electronic Engineers Can Excel in Embedded System Design

In embedded system design, electronic engineers need to focus on multiple core elements to ensure the system’s stability, performance, and reliability. This article will delve into these elements and summarize them, hoping to help our friends. 1. Power Management Power is the cornerstone of embedded systems, and its stability is crucial. Engineers must pay attention … Read more

In-Depth Analysis of Battery Management Systems (BMS)

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In-Depth Analysis of Battery Management Systems (BMS)

Today’s electronic devices, ranging from TWS headphones and wearable devices to electric vehicles, rely heavily on lithium-ion or polymer batteries for power. Depending on the power requirements of the electronic devices, a battery pack may consist of multiple battery cells (cells) arranged together. The charging and discharging of the battery pack, as well as the … Read more

Power Management in Chips: PMU, BUCK, and LDO

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Power Management in Chips: PMU, BUCK, and LDO

Introduction Power management in electronic devices is one of the key factors ensuring stable and efficient operation. The power management unit (PMU), buck converters (BUCK), and low-dropout regulators (LDO) in chips are common power management components that play a crucial role in providing stability, efficiency, and performance of power supply. This article will delve into … Read more

Simplifying TWS Charging Case Power Management Design

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Simplifying TWS Charging Case Power Management Design

Shenzhen Siyuan Semiconductor Co., Ltd., established in 2011, is a company developing analog-digital mixed signal integrated circuit design with independent intellectual property rights. With the core philosophy of “service, quality, innovation, and win-win,” it provides customers with comprehensive and high-quality battery management system-level chip solutions. Siyuan Semiconductor currently focuses on five main product categories: TWS … Read more

Efficient Power Management Architecture Accelerates Quantum Computer Commercialization

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Efficient Power Management Architecture Accelerates Quantum Computer Commercialization

In 2016, the first batch of quantum computers realized programming with advanced user interfaces, enabling the execution of any quantum algorithm. These quantum computers were designed with a small scale, possessing only a limited number of qubits. However, large companies like IBM, Google, and Microsoft, as well as some startups, share a common ultimate goal: … Read more

Challenges Faced by Domestic PMIC Manufacturers

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Challenges Faced by Domestic PMIC Manufacturers

Welcome to follow the public account belowAbao1990, this account focuses on autonomous driving and smart cockpits, providing you with daily automotive insights. We started with cars but are not limited to them. Introduction ✦ PMIC is about to experience explosive growth, and domestic power management chip manufacturers will also have a golden opportunity if they … Read more

PMIC for Wearable Applications: 50% Size Reduction!

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PMIC for Wearable Applications: 50% Size Reduction!

According to IDC data, global shipments of wearable devices reached 138.4 million units in Q3 2021, a year-on-year increase of 9.9%. In the domestic market, shipments reached 35.28 million units, up 5.0%. It is expected that global shipments of smart wearable devices will reach 632 million units by 2024. In the small-sized wearable devices, power … Read more