battery management system

In-Depth Analysis of NXP Automotive Chip S32K3

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In-Depth Analysis of NXP Automotive Chip S32K3

The NXP S32K3 series MCU is a general-purpose microcontroller designed specifically for the evolution of automotive electronic and electrical architecture (E/E Architecture), demonstrating significant advantages in applications such as Domain Controllers and Zonal Controllers. Let’s follow along with Jingxin to explore its hardware features, functional safety, software support, and practical application scenarios: Where is the … Read more

Analysis Report on 35 Domestic Power Management Chip Manufacturers

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Analysis Report on 35 Domestic Power Management Chip Manufacturers

Summary The AspenCore analyst team carefully selected 35 representative companies from numerous power management chip manufacturers, categorizing them into four major categories: PMIC, wireless charging/fast charging, battery management, and LED drivers. Each company is detailed according to evaluation criteria such as core technologies, key products, main applications, and competitiveness, compiling the “Analysis Report on 35 … Read more

Comprehensive Knowledge of Power Management

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Comprehensive Knowledge of Power Management

Although power management is crucial for almost all electronic devices, it often does not receive the attention it deserves. Power management systems can enhance product reliability and performance, often supporting many other functionalities. Power Management Integrated Circuits (PMICs) are compact, efficient, and flexible in design, making them particularly important in battery-powered electronic devices such as … Read more

PMIC: A Chip Solving Multiple Problems

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PMIC: A Chip Solving Multiple Problems

1. What is PMIC Power Management Integrated Circuit（PMIC） is known in Chinese as 电源管理集成电路, and its main feature is high integration, packaging traditional multi-output power supplies into a single chip, making multi-power applications more efficient and compact. PMIC is an indispensable key component in today’s electronic devices. It provides power for various devices with its … Read more

SOC Estimation of Lithium Batteries Based on Internal Resistance Power Consumption

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SOC Estimation of Lithium Batteries Based on Internal Resistance Power Consumption

The editorial department of Automotive Engineering will recommend three papers in the 8th issue of 2020 to readers, aiming to stimulate industry attention and discussion on these papers and related technologies. Research Background The State of Charge (SOC) represents the remaining battery capacity, and estimating the battery SOC is a crucial part of the Battery … Read more

SOC Estimation Methods for Electric Vehicle Batteries

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The definition of SOC (state of charge) varies widely, but a more unified international definition is based on capacity, representing the remaining capacity of the battery with SOC, which numerically equals the ratio of the remaining capacity Q to the maximum available capacity Qmax. SOC estimation is one of the key technologies in battery management … Read more

Why Do New Energy Vehicles Stop Charging Automatically?

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During the daily charging process, many new energy vehicle owners may have encountered the situation where the charging gun automatically stops when the battery is close to being fully charged. What is the reason for this? Follow today’s article to delve deeper. Charging Principle of New Energy Vehicles~ 01 SOC is About 98% to Ensure … 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

Understanding the Basic Definition of Power Management ICs

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Understanding the Basic Definition of Power Management ICs

Click the blue text to follow us With the popularity of electronic devices and the enhancement of their functions, power management has become an indispensable part of design. Power Management ICs (PMICs) serve as key components in electronic products and their role is increasingly important. What is a Power Management IC? A Power Management IC … Read more

Low Static Current Technology for Efficient Power Management

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Low Static Current Technology for Efficient Power Management

Click the blue text above Follow us! With the rapid development of electronic technology and systems, batteries are now ubiquitous, powering various devices including personal electronics and electric vehicles (EVs). The trend towards battery power shows no signs of slowing down, while the design challenges remain, namely how to achieve higher battery performance over longer … Read more