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<STRONG><FONT color=#ff0000 size=5>手机:&nbsp; :274959622&nbsp; 联系人:邹先生<BR></FONT><FONT color=#ff0000 size=5>东莞市全禄电子科技有限公司官网:</FONT></STRONG><BR><BR><BR><BR><BR><BR>

<P>型号：DC-023B</P><BR><BR><BR><BR><BR><BR><BR>

<P><FONT color=#ff0000><SPAN style="WORD-WRAP: break-word; FONT-SIZE: 14pt; FONT-FAMILY: 宋体; WHITE-SPACE: pre-wrap !important; WORD-BREAK: break-all; COLOR: rgb(68,68,68); LINE-HEIGHT: 1.8"><STRONG>因价格常有浮动，以咨询价格为准，请咨询好再进行购买，谢谢！</STRONG></SPAN></FONT><IMG alt="" src="" data-ke-src=""></P><P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 200%; mso-layout-grid-align: auto"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">【开始】开关型稳压电源控制器的作用是控制晶体管的导通和关断。为了能在输人电源变化时或</SPAN><SPAN style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'> </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">负载变化时输出电压稳定不变，一般控制器将输出电压的采样值与给定值相比较，用比较的结果来调节晶体管的导通与截止时间之比。为了简化电路、，旭华电子的插座</SPAN><SPAN lang=EN-US style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'>,</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">开关电源</SPAN><SPAN lang=EN-US style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'>,</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">在这里采用了一个</SPAN><SPAN style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'> </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">由</SPAN><SPAN lang=EN-US style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'>NE555</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">构成的多谐振荡器作为控制器，并省略了采样比较环节。该多谐振荡器输出方波的占空比可由电位器</SPAN><SPAN lang=EN-US style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'>Rp</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">调节</SPAN><SPAN lang=EN-US style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'>.</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">【结束】</SPAN><SPAN lang=EN-US style='FONT-SIZE: 9pt; FONT-FAMILY: "Verdana","sans-serif"; COLOR: #333333; LINE-HEIGHT: 200%; mso-bidi-font-family: 宋体; mso-fareast-font-family: 宋体'><?xml:namespace prefix = "o" ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 17.25pt; mso-layout-grid-align: auto"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: 宋体">【开始】拨动开关行业的发展是离不新的可开关行业企业一般不是大型企业，没有那么多的资金投入生产。那该怎么办呢<SPAN lang=EN-US>?</SPAN>随一起来了解一下吧<SPAN lang=EN-US>!</SPAN>【结束】<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style='FONT-SIZE: 9pt; FONT-FAMILY: "微软雅黑","sans-serif"; COLOR: black; mso-bidi-font-family: 宋体'>【开始】拨动开关行业创新现状表示为市场需求强劲，企业和企业家数量众多<SPAN lang=EN-US>;</SPAN>具有雄厚的财力和强烈的政治意愿<SPAN lang=EN-US>;</SPAN>多年的发展已经积累了一定的基础。但现实复杂性体现在当前教育体制、科研体制制约创新<SPAN lang=EN-US>;</SPAN>知识产权维护不力。【结束】<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style='FONT-SIZE: 9pt; FONT-FAMILY: "微软雅黑","sans-serif"; COLOR: black; mso-bidi-font-family: 宋体'>【开始】一些社会制度、激进文化对创新有阻碍作用。目前，拨动开关行业面临进口幼稚仪器产品的严酷竞争。那么，对成熟产品如何创新呢<SPAN lang=EN-US> ?</SPAN>大家总结认为，一是跟随，即对于技术特别成熟的不鼓励原理创新，应该先吃透前人积累的东西<SPAN lang=EN-US>;</SPAN>二是拓展，需要深入到应用领域，集成多种功能，拓展应用方法<SPAN lang=EN-US>;</SPAN>三是借鉴，借鉴其他行业或学科的方法、工艺等，用新思路解决老问题<SPAN lang=EN-US>;</SPAN>四是依托，通过部件或周边技术的发展，来提升整机的性能。【结束】<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style='FONT-SIZE: 9pt; FONT-FAMILY: "微软雅黑","sans-serif"; COLOR: black; mso-bidi-font-family: 宋体'>【开始】企业在进行创新中可借鉴的经验有以下几种：企业资源是有限的所以要集中精力专注于擅长的事情<SPAN lang=EN-US>;</SPAN>坚持修炼好内功：产品做好了再拿给用户，有时需要长时间的坚持<SPAN lang=EN-US>;</SPAN>注重工艺：研发和做产品时的要求是不同的<SPAN lang=EN-US>;</SPAN>关注质量，用户是希望我产品来解决问题，而不是带来麻烦<SPAN lang=EN-US>;</SPAN>重视用户反馈，有时用户不怕出问题，怕的出问题了厂商的服务不能及时跟进。【结束】<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style='FONT-SIZE: 9pt; FONT-FAMILY: "微软雅黑","sans-serif"; COLOR: black; mso-bidi-font-family: 宋体'>【开始】国拨动开关行业的现状，有以下几点体现：一、国内开关在品种、数量、质量上尚无法满足科研和国家需要<SPAN lang=EN-US>;</SPAN>二、国内有些开关产品质量和市场占有率并不差，有些开始入口，行业自身确实在进步<SPAN lang=EN-US>;</SPAN>当前的开关行业里，存在发展节奏混乱，无序竞争等不规范的问题，尚无组织可以有效调节<SPAN lang=EN-US>;</SPAN>行业里还没出现资金、技术、管理等远远，其规范可以进行国际化推广的型企业。【结束】</SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: Tahoma; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma">family: Verdana"></SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; mso-bidi-font-family: Tahoma; mso-fareast-font-family: 宋体"><o:p></o:p></SPAN></P><BR>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: 宋体">【开始】阻燃性、绝缘性、抗冲击性和防潮性等方面都十分出色，东莞拨动开关轻触开关所使用的资料。材</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: Tahoma; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma">质稳定性强，不易变色。现在开关面板除了采用塑料之外，也有镀金、不锈钢、铜等金属材质</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: Tahoma; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma">为人们提供了越来越多的选择。【结束】</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; mso-bidi-font-family: Tahoma; mso-fareast-font-family: 宋体"><o:p></o:p></SPAN></P>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: Tahoma; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma">二、外表处置</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; mso-bidi-font-family: Tahoma; mso-fareast-font-family: 宋体"><FONT face=Tahoma>(</FONT></SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: Tahoma; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma">抛光及电镀处理</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; mso-bidi-font-family: Tahoma; mso-fareast-font-family: 宋体"><FONT face=Tahoma>)<o:p></o:p></FONT></SPAN></P>

<P class=MsoNormal style="LAYOUT-GRID-MODE: both; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: auto"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: 宋体">【开始】有质感的一般是好产品。此外，外表光洁平滑、色彩均匀。面板上的品牌标识应该清晰、丰满，表</SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-family: Tahoma; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma">面不能有任何毛刺。【结束】</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; mso-bidi-font-family: Tahoma; mso-fareast-font-family: 宋体"><o:p></o:p></SPAN></P><BR>