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技术资料  PW2162_2.0.pdf规格书下载

The PW2162 is a fully integrated, high– efficiency 2A synchronous rectified step-down converter.The PW2162 operates at high efficiency over a wide output current load range. This device offerstwo operation modes, PWM control and PFM Mode switching control, which allows a high efficiencyover the wid ...

https://www.eeworm.com/dl/829529.html

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技术资料  PW1555-2.0.pdf规格书

PW1555 is a programmable current limit switch with input voltage range selection and outputvoltage clamping. Extremely low RDS(ON) of the integrated protection N-channel FET helps toreduce power loss during the normal operation. Programmable soft-start time controls the slew rateof the output voltag ...

https://www.eeworm.com/dl/829668.html

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技术资料  基于AT89C52的农业温湿度智能控制系统设计

设计了农业温湿度智能控制系统,该系统采用DHT11温湿度传感器作为温湿度采集模块,单片机选用AT89C52代替并调用Virtual terminal模拟串口通信,LCD1604液晶显示器实时显示温湿度,实现了温湿度的测量、显示,可自动控制加热、降温、加湿、通风,实现温湿度控制以及超限报警处理,并利用Proteus与Keil进行实际电路的仿真。试验表明, ...

https://www.eeworm.com/dl/831614.html

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技术资料  汽车音响直流电源滤波器的设计.

摘要：本文通过介绍汽车直流电气系统的构成和直流滤波器的设计原则，针对汽车音响电源滤波器参数的确定进行介绍，尤其是对各种考虑因素（Over Voltage和IS07637-2中的各种脉冲模型）进行Saber和MathCAD仿真分析作为设计的参考。关键词：汽车音响、直流电源滤波器、瞬态传导干扰脉冲、阻抗失配、汽车电气系统、IS07637，TVS1 ...

https://www.eeworm.com/dl/835981.html

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技术资料  分立元件IGBT驱动电路的改进与测试

摘要：本文在分析1GBT的动态开关特性和过流状态下的电气特性的基础上，通过对常规的IGBT推挽驱动电路进行改进，得到了具有良好过流保护特性的IGBT驱动电路。该电路简单，可靠，易用，配合DSP等控制芯片能达到很好的驱动效果Abstract：Based on the studies on the dynamic switching and over-current characteristics of I ...

https://www.eeworm.com/dl/836345.html

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技术资料  SiI9135芯片手册

Introduction The Sil9135/Sil9135A HDMI Receiver with Enhanced Audio and Deep Color Outputs is a second-generation dual-input High Definition Multimedia Interface(HDMI)receiver. It is software-compatible with the Sil9133receiver, but adds audio support for DTS-HD and Dolby TrueHD. Digital televisions ...

https://www.eeworm.com/dl/836866.html

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技术资料  POE技术解析

以太网供电（POE）概述POE（Power Over Ethernet）指的是在现有的以太网 Cat.5布线基础架构不作做何改动的情况下，在为一些基于IP的终端（如IP电话机、无线局域网接入点AP、网络摄像机等）传输数据信号的同时，还能为此类设备提供直流供电的技术。POE技术能在确保现有结构化布线安全的同时保证现有网络的正常运作，最大限度 ...

https://www.eeworm.com/dl/836876.html

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技术资料  基于UCOS+II的工业以太网EtherCAT主站的设计和实现

随着工业制造精度的不断提高，传统总线越来越多的表现出速度慢、数据量小的缺点。另一方面，一种将计算机网络应用于工业控制的总线技术越来越受到关注，这就是工业以太网。EtherCAT是一种基于修改以太网协议的工业以太网，在数据链路层使用ISO/IEC802.3协议，数据帧类型为特定类型；在网络层和传输层采用特定协议代替TCP/IP ...

https://www.eeworm.com/dl/837585.html

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技术资料  4G移动通信技术权威指南：LTE与LTE-Advanced.4G LTE.LTE

PrefaceDuring the past years, there has been a quickly rising interest in radio access technologies for providingmobile as well as nomadic and fixed services for voice, video, and data. The difference indesign, implementation, and use between telecom and datacom technologies is also becoming moreblu ...

https://www.eeworm.com/dl/838714.html

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技术资料  AM2355n datasheet

3-phase Sensor-less Fan Motor DriverAM2355NThe AM2355N is a 3-phase sensor-less DC fan motor driver IC. It senses the BEMF (BackElectro-Motive Force) of the motor in rotation and provides corresponding commutation current tothe motor. Rotation speed can be controlled by PWM input signal. The drivers ...

https://www.eeworm.com/dl/840817.html

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