CIRCUIT
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CIRCUIT 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 808 篇文章，持续更新中。
功率因数校正器产品工具包
Among the available topologies, a boost circuit<BR>operating in continuous current mode is the only
PCB入门教程
PCB（Printed Circuit Board），中文名称为印制线路板，简称印制板，是电子工业的重要部件之一。几乎每种电子设备，小到电子手表、计算器，大到计算机，通讯电子设备，军用武器系统，只要有集成电路等电子元器件，为了它们之间的电气互连，都要使用印制板。在较大型的电子产品研究过程中，最基本的成功因素是该产品的印制板的设计、文件编制和制造。印制板的设计和制造质量直接影响到整个产品的质量和成本
AX3301 PWM Step-Down Controller
The AX3301 integrates Pulse-Width-Modulation (PWM) control circuit into a single<BR>chip. These devi
2A 150kHz 40V Buck DC DC Converter With Constant Current Loop XL4001
<P>The PWM control circuit is able to adjust the duty ratio linearly from 0 to 100%. An enable<BR>fu
Green Mode PWM Controller with High Voltage Start Up Circuit
<P>The LD7575B is a current-mode PWM controller with excellent power-saving operation. It features a
Design of Power Factor Correction Circuit Using SA7527
<P>The SA7527 is an active power factor correction(PFC)<BR>controller for boost PFC application whic
NCP346 Overvoltage Protection IC
The NCP346 Overvoltage Protection circuit (OVP) protectssensitive electronic circuitry from overvolt
12A 200KHz 25V Buck DC to DC Converter
The PWM control circuit is able to adjust theduty ratio linearly from 0 to 100%. An enable<BR>functi
5A 350KHz 25V Buck DC to DC Converter
The PWM control circuit is able to adjust theduty ratio linearly from 0 to 100%. An enable<BR>functi
KA3511BS Intelligent Voltage Mode PWM IC
<P>The KA3511BS is a fixed frequency improved performancepulse width modulation control circuit with
了解开关模式电源降压功率级
A switching power supply consists of the power stage and the control circuit. The power<BR>stage per
多层片式铁氧体磁心电感器的磁路特性分析
多层片式铁氧体磁心电感器的磁路特性分析<BR>The analysis of magnetic circuit properties on multilayer fe
PCA9518 Expandable 5channel I2C hub
<P>The PCA9518 is a BiCMOS integrated circuit intended forapplication in I2C and SMBus systems.While
PCA9517 Level translating I2C-bus repeater
<P>The PCA9517 is a CMOS integrated circuit that provides level shifting between low<BR>voltage (dow
PCA9516 5channel I2C hub
The PCA9516 is a BiCMOS integrated circuit intended for<BR>application in I2C and SMBus systems.<BR>
8-bit I2C-bus and SMBus IO port with
The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for<BR>SMBus an
3A 150KHz 40V Buck DC to DC Converter
The PWM control circuit is able to adjust theduty ratio linearly from 0 to 100%. An enable<BR>functi
EFM8BB21F16G-C-QFN20R 芯片手册
<p>With on-chip power-on reset, voltage supply monitor, watchdog timer, and clock oscillator, the EFM8BB2 devices are truly standalone<br/>system-on-a-chip solutions. The flash memory is reprogrammabl
基于单片机的双色LED点阵屏设计
<p>双色LED点阵屏相对于单色LED点阵屏来说色彩丰富很多,动态显示更加能吸引人眼球。本文深入研究了双色LED点阵屏的工作原理,以STC12C5A60S2单片机为控制核心,每种基色都用8片74HC595串接进行列控制,2片74HC138组成4-16线译码器扫描来控制,设计制作出了16*64双色LED点阵屏。双色LED点阵屏能以三种不同的颜色滚动显示,设计的电路安全可靠,性价比高。</p><p>C
单片机控制产品设计中的几个特殊问题
<p>计算机内部的中央处理器、存贮器、时钟电路等都是其重要的组成单元,这些单元中还包含着很多定时器、计数器、输入/输出接口等多个设计电路,一般这些零件单元都是被放在一个特定的芯片内部,然后对这些零件进行有规律地组合,就可以形成简单的单片微型计算机系统,也就是我们常说的单片机系统。有些相对而言比较复杂的单片机系统也是在这个基础上添加了一些额外的零件,目的是为了让单片机的功能更加全面,优点更多,这样才