SWITCHING
共 207 篇文章
SWITCHING 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 207 篇文章，持续更新中。
The Joint Video Team (JVT) of ISO/IEC MPEG and ITU-T VCEG are finalising a new standard for the cod
The Joint Video Team (JVT) of ISO/IEC MPEG and ITU-T VCEG are finalising a new standard for
the coding (compression) of natural video images. The new standard [1] will be known as H.264 and
also MPE
手持式高功率电池充电器
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As the performance of many handheld devices approachesthat of laptop computers, design complexity also increases.Chief among them is thermal management—how doyou meet incr
降低EMI和保持高效率D类放大器在便携式产品中的应用
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Abstract: Class D amplifiers are typically very efficient, making them ideal candidates for portable applications that require longbattery life and low thermal dissipation. However, electromagn
开关电源设计__第二版_Switching_Power_Supply_Design__Second_Edition_(全)
<span style="color: rgb(64, 64, 64); font-family: 宋体, Arial, Helvetica, sans-serif; line-height: 18px; ">本书内容翔实、精炼，介绍了进行电源设计必须了解的几乎所有相关的知识，包括以下几个方面。</span><br style="word-wrap: break-word; color: rgb(
多相DC/DC控制器精度和带宽限制
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Speed and accuracy don’t always go hand-in-handin DC/DC converter systems—that is, until now. TheLTC3811 is a dual output, fi xed frequency current modeDC/DC switchi
1A SIMPLE STEP-DOWN SWITCHING
The TL2575 and TL2575HV represent superior alternatives to popular three-terminal linear regulators. Due totheir high efficiency, the devices significantly reduce the size of the heatsink and, in many
用于汽车无线电和信息娱乐系统的8V开关电源
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Abstract: This application note illustrates an intermediate 8V switching power supply for an automotive radio and infotainment system.The design withstands the complete automotive input voltage
I2C slave routines for the 87L
The 87LPC76X Microcontroller combines in a small package the<BR>benefits of a high-performance microcontroller with on-board<BR>hardware supporting the Inter-Integrated Circuit (I2C) bus interface.<BR
SOC验证方法
Prakash Rashinkar has over 15 years experience in system design and verification<BR>of embedded systems for communication satellites, launch vehicles and spacecraft<BR>ground systems, high-performance
XAPP946-适用于Virtex-4 RocketIO MGT的开关电源
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This document presents design techniques and reference circuits that power Virtex™-4 FXRocketIO™ multi-gigabit transceivers (MGTs) operating at data rates below 3.12
单片机控制的铅酸蓄电池充电电源
<p><dd><span id="LbZY"> 为了有效地提升铅酸蓄电池的使用寿命，同时实现对充电过程的监控，设计出一种用单片机控制的36 V铅酸蓄电池充电电源。本电路采用反激式拓扑，连续电流工作模式，电源管理IC设计在电源的副边，由ELAN公司的EM78P258N单片机模拟，是用可编程器件模拟电源管理IC，实现智能电源低成本化的一次成功尝试，通过对单片机的软件设计实现了充电电源的状态显
开关电源EMI设计(英文版)
<P>Integrated EMI/Thermal Design for<BR>Switching Power Supplies<BR>Wei Zhang<BR>Thesis submitted to the Faculty of the<BR>Virginia Polytechnic Institute and State University<BR>in partial fulfillment
数字与模拟电路设计技巧
数字与模拟电路设计技巧<BR>IC与LSI的功能大幅提升使得高压电路与电力电路除外，几乎所有的电路都是由半导体组件所构成，虽然半导体组件高速、高频化时会有EMI的困扰，不过为了充分发挥半导体组件应有的性能，电路板设计与封装技术仍具有决定性的影响。 模拟与数字技术的融合<BR>由于IC与LSI半导体本身的高速化，同时为了使机器达到正常动作的目的，因此技术上的跨越竞争越来越激烈。虽然构成系统的电路未必
电感开关稳压器提高输入电压
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Abstract: Uses the MAX641 switching controller and an external discrete charge pump to step up the input voltage. This circuitcan service low loads and is efficient when the output is two, thre
基于8098单片机的SPWM变频调速系统
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数字控制的交流调速系统所选用的微处理器、功率器件及产生PWM波的方法是影响交流调速系统性能好坏的直接因素。在介绍了正弦脉宽调制(SPWM)技术的基础上，设计了一种以8098单片机作为控制器，以智能功率模块IPM为开关器件的变频调速系统。通过软件编程，产生正弦脉冲宽度调制波形来控制绝缘栅双极晶体管的导通和关断，从而达到控制异步电动机转速的目的。实验结果表明，该系统可调频率调电压，稳定度
开关电源EMI设计(英文版)
<P>Integrated EMI/Thermal Design for<BR>Switching Power Supplies<BR>Wei Zhang<BR>Thesis submitted to the Faculty of the<BR>Virginia Polytechnic Institute and State University<BR>in partial fulfillment
基于DSP与FPGA的多视频通道的切换控制
为了扩大监控范围，提高资源利用率，降低系统成本，提出了一种多通道视频切换的解决方案。首先从视频信号分离出行场信号，然后根据行场信号由DSP和FPGA产生控制信号，控制多路视频通道之间的切换，从而实现让一个视频处理器同时监控不同场景。实验结果表明，该方案可以在视频监控告警系统中稳定、可靠地实现视频通道的切换。
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Switching Regulator Circuit Collection
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Switching regulators are of universal interest. LinearTechnology has made a major effort to address this topic.A catalog of circuits has been compiled so that a designengineer c
具有100uV输出噪声的单片开关稳压器
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Size, output flexibility and efficiency advantages havemade switching regulators common in electronic apparatus.The continued emphasis on these attributes hasresulted in circuit
DN460双输出降压稳压器优化效率
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The LTC3546 is a dual output current mode buck regulatorwith fl exible output current partitioning. Beyondthe advantages normally associated with dual outputregulators (reduced