Today, I would like to share with you:Buck Converter PCB Design 1. Buck Converter PCB Design Requirements 1. Buck Converter Design Requirements The requirements for the buck converter are: Input voltage from 4.5V to 17V Adjustable output voltage from 0.76V to 7V Maximum output current of 1A 2. Power Supply Requirements Input voltage 7.0~14.0V Output … Read more
I have a demo board with an integrated MOSFET Buck power supply. Although the circuit is simple, the layout is quite textbook-like. Here are some key design points of this circuit: 1. Phase Plane The phase plane, which is the plane connecting the inductor and the power IC, is the dirtiest signal (high current, high … Read more
Long press the image to scan and apply for free Power management converts various power inputs into output voltages that meet system requirements through specific circuit topologies. The power directly affects system performance, and the key component determining power performance is the Power Management IC (PMIC). It is crucial to understand the selection criteria for … Read more
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
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
Click the blue text above Follow us! The Advanced Driver Assistance Systems (ADAS), including automotive systems for autonomous driving visual analysis, parking assistance, and adaptive control functions, are becoming increasingly electrified. Intelligent connectivity, safety-critical software applications, and neural network processing require enhanced real-time computing capabilities. To meet these advanced requirements, multicore processors capable of supporting … Read more
We currently have standard techniques for generating negative output voltages and methods for dynamically adjusting output voltage. In this article, I will introduce the missing link between these two technologies—a level-shifting circuit that combines them. Applications requiring negative output voltage include: testing and measurement, aerospace and defense, automotive, and medical. A common method to create … Read more
The switching node of a switching regulator or power converter circuit is a critical conduction path that requires special attention during PCB layout. This circuit node connects one or more power semiconductor switches (such as MOSFETs or diodes) to magnetic energy storage devices (such as inductors or transformer windings). Its switching signals contain rapidly switching … Read more