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。
开关电源滤波电路的优化设计
<p>随着科技的发展，人们在日常生活中使用的电器越来越多，电子设备的电磁兼容性（EMC）也越来越重要。所以，人们对电子设备的电磁兼容性的要求也越来越严格，越来越规范。而在市场竞争中，如何降低成本、减少设备体积，是各电子设备制造厂家重点研究的课题。通过对开关电源的EMI滤波电路的类别和相应的技术特点进行分析，设计出一种既能提高性能，又能降低成本的滤波电路。</p><p>With the develo
200W全数字开关电源设计
<p>通过采用无桥PFC和半桥LLC谐振变换器作为数字开关电源的主变换拓扑,基于STM32系列微控制器的全数字控制PFC和DC-DC变换器,首先对数字化开关电源方案进行对比,然后阐述了200W数字开关电源整体方案,并对数字开关电源的无桥PFC和半桥LLC变换器进行系统研究。</p><p>By using a bridgeless PFC and a half-bridge LLC resonant
Qi无线充电原理
<p>近距电能传输——高效安全<br/>近距电能传输一般基于电磁感应原理进行。在此技术基础上，当接收器邻近发射器时才会进行电能传输。电磁感应技术的历史长达百年，多年米一直应用于各类电子产品中—如此普及全因其简单、高效以及安全技术概览<br/>以下将为你简要介绍无线电能传输技术。</p><p>System Overview(Communication)<br/>Receiver sends mess
基于STC12C5A60S2单片机的LED线阵显示装置
<p>LED 线阵显示装置, 分为 LED 线性旋转显示主机和图文录入器两部分。主机用直流电机带动由红绿 LED 组成的线阵旋转, 同时线阵按照时序依次切换显示状态, 在固定区域利用视觉暂留效果形成 16×16 点阵, 用以显示图文;图文录入器用 HMI 触控屏作为人机交互界面, 实现图文录入和回放功能。主机与图文录入器通过无线通信方式进行信息交互,可由图文录入器控制主机切换不同工作任务, 以及改
基于2.4G的双电机遥控船模控制系统设计
<p>以STC12C5A60S2单片机为控制核心,采用2.4G(JF24D)无线遥控模块进行无线发射与接收,设计了一种双电机遥控船模控制系统.该系统通过切换档杆实现前进后退,方向盘左右转动、暂停按钮等控制直流电机的正转、反转、暂停,使得电机驱动的遥控船模实现前进后退、左右转向、暂停等功能,有效解决了驱动功率小和船模之间相互干扰等问题,可广泛应用于遥控船模领域.</p><p>Using STC12C
直流电动机测速装置
<p>本系统采用电动机电枢供电回路串接采样电阻的方式来实现对小型直流有刷电动机的转速测量。该系统主要由二阶低通滤波电路,小信号放大电路、单片机测量显示电路、开关稳压电源电路等组成。同时自制电机测速装置,用高频磁环作为载体,用线圈绕制磁环,利用电磁感应原理检测电机运行时的漏磁,将变化的磁场信号转化为磁环上的感应电流。用信号处理单元电路将微弱电信号转化为脉冲信号,送由单片机检测,从而达到准确测量电机的
8205A6_2.1.pdf规格书
<p>The PW8205A6S uses advanced trench technology to provide excellent RDS(ON), low gate charge<br/>and operation with gate voltages as low as 2.5V. This device is suitable for use as a Battery protect
8205A8_2.0.pdf规格书下载
<p>The PW8205A8TS is the highest performance trench N-ch MOSFETs with extreme high cell density,<br/>which provide excellent RDSON and gate charge for most of the small power switching and load<br/>sw
PW2053-2.0.pdf规格书
<p>The PW2053 is a high-efficiency monolithic synchronous buck regulator using a constant<br/>frequency, current mode architecture. The device is available in an adjustable version. Supply current<br/
PW2162_2.0.pdf规格书下载
<p>The PW2162 is a fully integrated, high– efficiency 2A synchronous rectified step-down converter.<br/>The PW2162 operates at high efficiency over a wide output current load range. This device offers
PW2163-2.0.pdf规格书下载
<p>The PW2163 is a high efficiency 500 kHz synchronous step-down DC-DC converter capable of<br/>delivering 3A current. The PW2163 operates over a wide input voltage range from 4.5V to 18V and<br/>inte
PW2202-2.0.pdf规格书下载
<p>The PW2202 is silicon N-channel Enhanced VDMOSFETs, is obtained by the self-aligned planar<br/>Technology which reduce the conduction loss, improve switching performance and enhance the<br/>avalanc
PW2228A-1.8.pdf规格书下载
<p>The PW2228A is a high efficiency single inductor Buck-Boost converter which can supply the<br/>load current up to 1.5A. It provides auto-transition between Buck and Boost Mode. The PW2228A<br/>oper
PW2300S3.pdf规格书下载
<p>The PW2300S3 uses advanced trench technology to provide excellent RDS(ON), low gate charge and<br/>operation with gate voltages as low as 2.5V. This device is suitable for use as a Battery protecti
PW2301A_2.0.pdf规格书下载
<p>The PW2301A uses advanced trench It utilizes the latest processing techniques to achieve the high<br/>cell density and reduces the on-resistance with high repetitive avalanche rating. These feature
PW2302A_2.0.pdf规格书下载
<p>The PW2302A uses advanced trench technology to provide excellent RDS(ON), low gate charge and<br/>operation with gate voltages as low as 2.5V. This device is suitable for use as a Battery protectio
PW2305_2.0.pdf规格书下载
<p>The PW2305 uses advanced trench technology to provide excellent RDS(ON), low gate charge and operation with gate voltages as low as 4.5V. This device is suitable for use as a Battery protection or
PW2307_2.0.pdf规格书下载
<p>The PW2307 uses advanced trench technology to provide excellent RDS(ON), low gate charge and<br/>operation with gate voltages as low as 4.5V. This device is suitable for use as a Battery protection
PW2308-2.0.pdf规格书下载
<p>The PW2308 uses advanced trench technology to provide excellent RDS(ON), low gate charge<br/>and operation with gate voltages as low as 4.5V. This device is suitable for use as a Battery protection
PW2309-2.0.pdf规格书下载
<p>The PW2309 uses advanced trench technology to provide excellent RDS(ON), low gate charge<br/>and operation with gate voltages as low as 4.5V. This device is suitable for use as a Battery protection