电源

A low minimum operating supply voltage of 2.9V, and a low shutdown quiescent current of less than 1μA, make the LT3757 ideally suited for battery-operated systems.The LT3757 features soft-start and frequency foldback functions to limit inductor current during start-up and output short-circuit.The device is available in a small 10-lead DFN (3mmx 3mm) or MSOP package.

本文介绍了LT3757主要特性，方框图以及典型应用电路，包括高效升压转换器， 3.3V输入，5V/10A输出升压转换器， 8-16V输入24V/2A输出升压转换器，高压反激电源电路，以及5.5V-36V输入，12V/2A输出SEPIC转换器和非绝缘的反相SLIC电源。

Not plugged in or connected to a power source .

没有插上电源或与电源连接的。

Furthermore, the thesis analyses the Loss and calculates the loss in switches, transformers and rectifiers in detail.

针对绿色开关电源的概念，论文详细的分析和计算了开关电源中引起能量损耗的各个方面，具体计算了开关电源中开关管，变压器，整流桥的损耗并提出具体的热设计方案。

This heavy-duty two-position switch next to the power cord will completely cut the power to your sub amp.

电源开关。电源开关可以完全切断电源输入使炮的功放断电。

Besides, the processed products includes: power source input line, AV line, end strand and each kind of electron meets the thrust line. The production and examination are strictly in accordance with national security standard.

主要生产三大产品---1：闭路监控器材 2：各种电源适配器，电源变压器、开关电源、环形变压器、R型变压器及各种充电器等专业产品 3：各种电子连接线及电线电缆。

Keywords: regulated power supply of direct current; single2ch ip m icrocomputer, digital control Abstract:This system to dc voltage source as the core, mainly AT89S52 SCM, through the keyboard controller to install dc power supply output voltage, setting stepping class can reach.01v output voltage, the range of 0-9.9 V, the maximum current 330mA for, and can show the actual pipe by digital output voltage values.

数控直流稳压电源论文关键词：论文关键词：直流稳压电源单片机数字控制论文摘要：论文摘要：本系统以直流电压源为核心，AT89S52 单片机为主控制器，通过键盘来设置直流电源的输出电压，设置步进等级可达 0.1V，输出电压范围为 0—9.9V，最大电流为 330mA，并可由液晶屏显示实际输出电压值。

Unplug the power supply and then connected with all parts of the plugs and connections, remove the power of the fixed screw box, remove the power supply box.

然后再拔下与电源连接的所有配件的插头和连线，卸下电源盒的固定螺丝，取出电源盒。

Compact symmetric objects have been found to be young radio sources that they are probably in the early evolutionary stage of large double-lobed radio source.

一些致密对称射电源被发现是很年轻的射电源，它们可能是大的双瓣射电源的早期演化阶段。

"The green-line" power supply is becoming pre-requisting based on the development of power supply'stechnology with microminiaturization 、high energy efficency、high credibility.

电源技术的发展使得体积小、高效能、高可靠性&绿色电源&成为下一代电源的发展趋势。

The company has more than 10 years 'experience of A.C.

乐清市三鼎电气科技有限公司是一家专业从事各类交直流稳压电源，UPS不间断电源，逆变电源，充电机及相关行业产品的开发、生产、销售、服务的私营企业，有10多年的交流稳压器实际生产经验，技术力量雄厚，设备先进，严格按照ISO9001-2000进行全面质量管理。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。