AMD-Xilinx MPSoC and Versal ACAP series have complex internal power structures, including Full Power Domain (FPD), Low Power Domain (LPD), single processor power domains, peripheral nodes, and memory power domains. These domains can be powered on or off, optimizing the overall solution’s power consumption. They also allow for dynamic power management at runtime to achieve … Read more
Linux is widely used in the consumer electronics field, where power saving is an important topic for consumer electronic products. Power management in Linux is very complex, involving system-level standby, dynamic voltage and frequency scaling, handling system idleness, and the support of each device driver for system standby and runtime power management for each device. … Read more
Authors: Kuang Xiaojun, Tang Xiangjiao, Li Hongbo, Wang Yong, Chang Sheng 1. Introduction to Power Management Systems The automotive power management system can monitor the state of the battery and manage the load to calculate and evaluate the starting performance of the battery, thereby determining the current state of the battery and predicting the time … Read more
Author: David Lopez Power management is a critical consideration for industrial applications, significantly affecting system performance, reliability, and cost efficiency. Power Management Integrated Circuits (PMICs) play a vital role in regulating voltage and powering various components within the system, including processors and peripherals. Creating efficient power management solutions requires a deep understanding of the specific … Read more
In the digital age, every electronic device relies on the heartbeat of power management integrated circuits (PMIC). They are the heart of the power supply for electronic devices, responsible for managing and controlling the power system to ensure stable operation and efficient energy management. Join us as we delve into the latest research and market … Read more
In the era of electrification and intelligence transformation in the automotive industry, automotive power management integrated circuits (PMICs) are also important participants. These electronic components play a crucial role in ensuring the efficient and safe operation of modern vehicles. We will delve into the basics of automotive PMICs, the different types available, their applications, and … Read more
Overview of PMIC for Raspberry Pi 4B – MaxLinear MxL7704 I am using the Raspberry Pi 4B, and its PMIC is located at the position shown in the image below. The PMIC chip has the inscription “MXL7704-P4” on it. Figure 1 – PMIC Power Management Chip MxL7704 of Raspberry Pi This chip is from MaxLinear, … Read more
What are the factors for selecting a power management chip? A power management chip is responsible for converting, distributing, detecting, and managing electrical energy in electronic device systems. It mainly identifies the CPU power supply amplitude, generates corresponding short pulse waves, and drives subsequent circuits for power output. Below, I will introduce how to correctly … Read more
According to a report from Electronic Enthusiasts (by Li Cheng), in recent years, the rapid development of underlying technologies such as 5G, IoT, and AI has completely activated the entire consumer electronics market, leading to a strong momentum in the wearable device market. Data from IDC shows that in the second quarter of 2021, global … Read more
Power management converts different power inputs into output voltages that meet system requirements through specific circuit topologies. The power supply directly affects system performance, and the key component that determines power supply performance is the Power Management Integrated Circuit (PMIC). It is essential to understand the guidelines for selecting PMICs. Understand the Power Usage Environment … Read more