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找到约 1,296 项符合 磁盘驱动器 的查询结果

电源技术 ADuM1200双通道数字隔离器

ADUM1201: 双通道数字隔离器(1/1通道方向性) ADuM120x 是采用ADI公司iCoupler® 技术的双通道数字隔离器。这些隔离器件将高速CMOS与单芯片变压器技术融为一体,具有优于光耦合器等替代器件的出色性能特征。 iCoupler器件不用LED和光电二极管,因而不存在一般与光耦合器相关的设计困难。简单的iCoupler 数字接口和稳定 ...
https://www.eeworm.com/dl/505/23631.html
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电源技术 ADM2582E完全集成式隔离数据收发器

ADM2582E/ADM2587E是具备±15 kV ESD保护功能的完全集成式隔离数据收发器,适合用于多点传输线路上的高速通信应用。ADM2582E/ADM2587E包含一个集成式隔离DC-DC电源,不再需要外部DC/DC隔离模块。 该器件针对均衡的传输线路而设计,符合ANSI TIA/EIA-485-A-98和ISO 8482:1987(E)标准。 它采用ADI公司的iCoupler®技 ...
https://www.eeworm.com/dl/505/23634.html
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电源技术 使用H桥变压器驱动器,充电超级电容器

Abstract: With its small size and large load (10W) capability, the MAX13256 H-bridge transformer driver is an attractive solution forcharging supercapacitors (supercaps). However, a large capacitance on the output of the circuit can force the driver into fault modeat startup, due to the high initi ...
https://www.eeworm.com/dl/505/24044.html
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电源技术 填谷式无源PFC在离线LED照明电源中的应用研究

该文介绍了填谷式无源功率因数校正( PFC)电路的工作原理及其在基于离线式电源开关IC的LED驱动器中的应用。
https://www.eeworm.com/dl/505/24158.html
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电源技术 MOSFET的驱动保护电路的设计

功率场效应晶体管由于具有诸多优点而得到广泛的应用;但它承受短时过载的能力较弱,使其应用受到一定的限制。分析了MOSFET器件驱动与保护电路的设计要求;计算了MOSFET驱动器的功耗及MOSFET驱动器与MOSFET的匹配;设计了基于IR2130驱动模块的MOSFET驱动保护电路。该电路具有结构简单,实用性强,响应速度快等特点。在驱动无 ...
https://www.eeworm.com/dl/505/24171.html
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电源技术 24V直流电机控制系统方案

介绍了以PIC16F690单片机为核心的控制系统实现方法,给出了设计的总体框图,部分硬件电路和控制软件流程图。该驱动器现已投入生产,经实际应用表明,该设计具有结构简单、精确、高效等特点,能够满足实际工程应用的要求。
https://www.eeworm.com/dl/505/24204.html
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电源技术 DN440多功能TFT LCD偏置电源和白光LED驱动器

  The makers of handheld medical, industrial and consumerdevices use a wide variety of high resolution, small tomedium sized color TFT LCD displays. The power supplydesigners for these displays must contend with shrinkingboard area, tight schedules, and variations in displaytypes and featur ...
https://www.eeworm.com/dl/505/24327.html
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电源技术 DN436微型全桥压电马达驱动器

  Piezoelectric motors are used in digital cameras for autofocus,zooming and optical image stabilization. Theyare relatively small, lightweight and effi cient, but theyalso require a complicated driving scheme. Traditionally,this challenge has been met with the use ofseparatecircuits, inclu ...
https://www.eeworm.com/dl/505/24328.html
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电源技术 DN445微型模块LED驱动器

  Once relegated to the hinterlands of low cost indicatorlights, the LED is again in the spotlight of the lightingworld. LED lighting is now ubiquitous, from car headlightsto USB-powered lava lamps. Car headlights exemplifyapplications that capitalize on the LED’s clear advantages&mda ...
https://www.eeworm.com/dl/505/24344.html
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电源技术 高集成驱动器满足新一代智能手机

  Abstract: This article discusses future trends in the design of smartphones and other consumer products. The discussion focuses onthe importance of integration, which saves valuable PCB space and drives down costs.
https://www.eeworm.com/dl/505/24369.html
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