是(shi)(shi)(shi)220v，而(er)(er)我们(men)电(dian)(dian)(dian)(dian)(dian)脑用(yong)地(di)是(shi)(shi)(shi)直流12v(仿佛是(shi)(shi)(shi))，所以，能(neng)够肯定(ding)电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配(pei)器(qi)(qi)(qi)(qi)就是(shi)(shi)(shi)变(bian)(bian)压(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)兼整流器(qi)(qi)(qi)(qi)。适(shi)配(pei)器(qi)(qi)(qi)(qi)是(shi)(shi)(shi)变(bian)(bian)压(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)，那么我们(men)都(dou)应当(dang)知道，交流220v通过(guo)(guo)变(bian)(bian)压(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)变(bian)(bian)压(ya)(ya)(ya)(ya)，通过(guo)(guo)整流器(qi)(qi)(qi)(qi)变(bian)(bian)直流，这(zhei)(zhei)里是(shi)(shi)(shi)有消耗的(de)，而(er)(er)这(zhei)(zhei)些消耗就会(hui)(hui)转变(bian)(bian)为热量(liang)，所以电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配(pei)器(qi)(qi)(qi)(qi)会(hui)(hui)发(fa)热也是(shi)(shi)(shi)正常(chang)的(de)。变(bian)(bian)压(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)是(shi)(shi)(shi)硅钢(gang)片(pian)做成地(di)，变(bian)(bian)压(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)通电(dian)(dian)(dian)(dian)(dian)后，产生磁通，磁通会(hui)(hui)招致硅钢(gang)片(pian)间产生力地(di)作用(yong)，从而(er)(er)产生嗡嗡声音(yin)，这(zhei)(zhei)是(shi)(shi)(shi)正常(chang)的(de)。但(dan)是(shi)(shi)(shi)过(guo)(guo)火大地(di)声音(yin)就不正常(chang)了，缘由很多：1、交流电(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)(ya)不稳定(ding)。2、芯片(pian)破损。3、匝间短路。4、元件损坏(huai)等(deng)等(deng)。顺便(bian)说一下，适(shi)配(pei)器(qi)(qi)(qi)(qi)的(de)作用(yong)就是(shi)(shi)(shi)将交流电(dian)(dian)(dian)(dian)(dian)转换(huan)成直流电(dian)(dian)(dian)(dian)(dian)的(de)电(dian)(dian)(dian)(dian)(dian)子产品电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配(pei)器(qi)(qi)(qi)(qi)空间大的(de)一般都(dou)是(shi)(shi)(shi)内(nei)置的(de)，一般适(shi)配(pei)器(qi)(qi)(qi)(qi)体(ti)积(ji)都(dou)不小，小体(ti)积(ji)的(de)机器(qi)(qi)(qi)(qi)都(dou)是(shi)(shi)(shi)外置的(de)，为了节约空间，二来(lai)更换(huan)也方便(bian)，适(shi)配(pei)器(qi)(qi)(qi)(qi)用(yong)的(de)市电(dian)(dian)(dian)(dian)(dian)，电(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)(ya)比(bi)较(jiao)高，放机器(qi)(qi)(qi)(qi)内(nei)部比(bi)较(jiao)危险(xian)。充(chong)电(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)电(dian)(dian)(dian)(dian)(dian)池充(chong)放电(dian)(dian)(dian)(dian)(dian)仪是(shi)(shi)(shi)动力电(dian)(dian)(dian)(dian)(dian)池很常(chang)用(yong)的(de)测验设备。安(an)徽(hui)大功(gong)率可调(diao)电(dian)(dian)(dian)(dian)(dian)源(yuan)

电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器在(zai)居(ju)民生活中使用非常，从80年代的(de)(de)(de)(de)(de)稳(wen)压(ya)器到现(xian)在(zai)笔(bi)记(ji)(ji)本电(dian)(dian)(dian)(dian)脑(nao)的(de)(de)(de)(de)(de)充电(dian)(dian)(dian)(dian)器都(dou)可以称得上是(shi)(shi)(shi)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器，随着科技的(de)(de)(de)(de)(de)发达，现(xian)在(zai)的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器逐渐越(yue)来越(yue)小，其(qi)能(neng)(neng)提供的(de)(de)(de)(de)(de)功能(neng)(neng)却(que)没有改变(bian)，在(zai)此(ci)为大(da)家介绍电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器能(neng)(neng)够实现(xian)的(de)(de)(de)(de)(de)五(wu)大(da)**功能(neng)(neng)。在(zai)介绍前需要明确电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器的(de)(de)(de)(de)(de)原理(li)，其(qi)和开关电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)并无多大(da)区别，主要是(shi)(shi)(shi)调(diao)整(zheng)输(shu)(shu)入(ru)输(shu)(shu)出电(dian)(dian)(dian)(dian)压(ya)和滤(lv)波去杂(za)质(zhi)而(er)适用的(de)(de)(de)(de)(de)设(she)备，我在(zai)这里也(ye)会通(tong)过笔(bi)记(ji)(ji)本的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器为大(da)家做一个简(jian)要的(de)(de)(de)(de)(de)功能(neng)(neng)说(shuo)明，、就是(shi)(shi)(shi)调(diao)整(zheng)输(shu)(shu)入(ru)输(shu)(shu)出电(dian)(dian)(dian)(dian)压(ya)，笔(bi)记(ji)(ji)本电(dian)(dian)(dian)(dian)脑(nao)的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)适配(pei)(pei)器可以应对于(yu)100V—240V的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)压(ya)区间(jian)，也(ye)就是(shi)(shi)(shi)无论您身在(zai)何处，笔(bi)记(ji)(ji)本电(dian)(dian)(dian)(dian)脑(nao)都(dou)是(shi)(shi)(shi)可以即插即用的(de)(de)(de)(de)(de)，不需要电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)转换器;第(di)二、其(qi)输(shu)(shu)出的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)压(ya)是(shi)(shi)(shi)按照笔(bi)记(ji)(ji)本大(da)小及(ji)电(dian)(dian)(dian)(dian)容量的(de)(de)(de)(de)(de)要求的(de)(de)(de)(de)(de)可并联电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)售价不同的(de)(de)(de)(de)(de)设(she)计和不同的(de)(de)(de)(de)(de)用途会影(ying)响(xiang)模(mo)块的(de)(de)(de)(de)(de)可靠性，客户不应只关注电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)参数。

，一般会选(xuan)择数(shu)安到数(shu)十安不等，但是(shi)规(gui)格(ge)还是(shi)按(an)照屏(ping)幕越大其(qi)电(dian)(dian)量耗(hao)费越多;第三、就是(shi)保护(hu)(hu)电(dian)(dian)脑元件(jian)(jian)，如果没有电(dian)(dian)源(yuan)适配器(qi)，笔(bi)记本直接插(cha)到插(cha)口中使(shi)用将(jiang)(jiang)会烧坏原件(jian)(jian)和电(dian)(dian)池，其(qi)主要(yao)原因是(shi)负(fu)(fu)载等问题，而电(dian)(dian)源(yuan)设配器(qi)也就是(shi)将(jiang)(jiang)电(dian)(dian)流(liu)(liu)控制在笔(bi)记本要(yao)求的(de)(de)电(dian)(dian)量负(fu)(fu)荷内(nei)，保证其(qi)在正常使(shi)用的(de)(de)过程中不因为电(dian)(dian)量负(fu)(fu)载带来安全隐患;第四、能够(gou)保护(hu)(hu)电(dian)(dian)池，其(qi)对(dui)于输入(ru)电(dian)(dian)压进(jin)行分流(liu)(liu)和稳(wen)压，对(dui)于电(dian)(dian)流(liu)(liu)中的(de)(de)杂质(zhi)和杂波进(jin)行过滤，给于电(dian)(dian)池稳(wen)上海多商电(dian)(dian)子有限公司定的(de)(de)电(dian)(dian)压动力，

众所周(zhou)知，开关(guan)(guan)电源适配(pei)(pei)(pei)器(qi)是一种(zhong)小型的(de)(de)便携式的(de)(de)电子(zi)设(she)(she)备(bei)(bei)及(ji)电子(zi)电器(qi)的(de)(de)供电电源变(bian)(bian)换(huan)设(she)(she)备(bei)(bei)。开关(guan)(guan)电源适配(pei)(pei)(pei)器(qi)在这几(ji)年取得(de)了(le)长(zhang)足的(de)(de)发展，它在生活中得(de)到了(le)相(xiang)当的(de)(de)应(ying)用(yong)。比如(ru)游(you)戏机、学(xue)习语(yu)言的(de)(de)复读(du)机、笔记本电脑等等，都需要有配(pei)(pei)(pei)套的(de)(de)开关(guan)(guan)电源适配(pei)(pei)(pei)器(qi)，它是这些电子(zi)设(she)(she)备(bei)(bei)的(de)(de)能(neng)源宝库。开关(guan)(guan)电源适配(pei)(pei)(pei)器(qi)之所以能(neng)够得(de)到如(ru)此的(de)(de)应(ying)用(yong)，还得(de)益于(yu)(yu)它外观小巧、比较(jiao)方便携带的(de)(de)优点，此外，它的(de)(de)用(yong)途也相(xiang)当，它适合于(yu)(yu)在各种(zhong)环境使用(yong)，质(zhi)量也非常的(de)(de)可靠安全。DC/DC变(bian)(bian)换(huan)器(qi)将(jiang)一个固定(ding)的(de)(de)直流电压变(bian)(bian)换(huan)为可变(bian)(bian)的(de)(de)直流电压。

为(wei)什么选用(yong)(yong)-48V作(zuo)为(wei)供电(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)压而(er)不(bu)(bu)是(shi)(shi)+48V？1、电(dian)(dian)(dian)(dian)压比较安全，例(li)如人身体(ti)是(shi)(shi)50K欧(ou)姆电(dian)(dian)(dian)(dian)阻，电(dian)(dian)(dian)(dian)压-48V，48/50000=0.00096A=0.96mA，人体(ti)流(liu)过9mA就有(you)生命危险(xian)了。2、历(li)史的(de)沿(yan)袭。n年(nian)前(qian)，使用(yong)(yong)电(dian)(dian)(dian)(dian)子管和PNP型锗管的(de)时候，电(dian)(dian)(dian)(dian)路正(zheng)极(ji)接(jie)地(di)来得直观(guan)简单方(fang)便。负(fu)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)的(de)抗干扰(rao)性要(yao)好一(yi)些(xie)，不(bu)(bu)过这是(shi)(shi)很久以(yi)前(qian)的(de)原因，现(xian)(xian)在的(de)数字化技术对这要(yao)求已不(bu)(bu)高(gao)，所以(yi)现(xian)(xian)在设(she)备(bei)也有(you)用(yong)(yong)正(zheng)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)，但考虑习惯(guan)(guan)通(tong)用(yong)(yong)性大(da)多(duo)也还是(shi)(shi)－４８Ｖ3、电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)系统(tong)正(zheng)极(ji)接(jie)地(di)可(ke)以(yi)减(jian)少(shao)蓄(xu)电(dian)(dian)(dian)(dian)池(chi)正(zheng)极(ji)的(de)腐蚀(shi)现(xian)(xian)象(xiang)4、降(jiang)低系统(tong)杂音，减(jian)少(shao)干扰(rao)。5、早期通(tong)信可(ke)用(yong)(yong)大(da)地(di)作(zuo)回路，节(jie)约线材6、为(wei)保护线缆，使其不(bu)(bu)会由(you)于电(dian)(dian)(dian)(dian)池(chi)反应而(er)被腐蚀(shi)，线缆必须为(wei)负(fu)极(ji)。7、电(dian)(dian)(dian)(dian)压比-24V高(gao)，有(you)利于电(dian)(dian)(dian)(dian)量传输，减(jian)少(shao)损耗电(dian)(dian)(dian)(dian)话线路环境复杂，在发(fa)明全塑电(dian)(dian)(dian)(dian)缆前(qian)，线路绝缘经(jing)(jing)常不(bu)(bu)良，采用(yong)(yong)负(fu)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)受地(di)气噪音影响要(yao)比正(zheng)电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)小，这一(yi)习惯(guan)(guan)沿(yan)用(yong)(yong)至今。在实(shi)际(ji)工程(cheng)中(zhong)，经(jing)(jing)常出现(xian)(xian)一(yi)个电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)模块无(wu)法满足负(fu)载(zai)的(de)电(dian)(dian)(dian)(dian)流(liu)需求。贴装电(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)(yuan)价格

充电电源(yuan)，就是针(zhen)对并解决提高数(shu)码产品使用时间的(de)理想方案。安徽大功(gong)率(lv)可调电源(yuan)

逐(zhu)渐被开关电(dian)(dian)(dian)(dian)(dian)源(yuan)取代。电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配器的(de)(de)(de)输(shu)(shu)入(ru)是(shi)指给充(chong)电(dian)(dian)(dian)(dian)(dian)宝充(chong)电(dian)(dian)(dian)(dian)(dian)时(shi)的(de)(de)(de)参数。如输(shu)(shu)入(ru)为5v1a，则只能(neng)(neng)(neng)用5v的(de)(de)(de)适(shi)配器充(chong)电(dian)(dian)(dian)(dian)(dian)，电(dian)(dian)(dian)(dian)(dian)流可以低于(yu)1a但不能(neng)(neng)(neng)超过。由于(yu)电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配器应用十分(fen)(fen)，所以关于(yu)电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配器的(de)(de)(de)安全(quan)性一直(zhi)是(shi)需要考(kao)虑的(de)(de)(de)问题。这就要求其性能(neng)(neng)(neng)和安全(quan)一定要达(da)标，所以，电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配器的(de)(de)(de)功能(neng)(neng)(neng)测试尤为重要，接下来将从电(dian)(dian)(dian)(dian)(dian)源(yuan)适(shi)配器的(de)(de)(de)输(shu)(shu)入(ru)特性、输(shu)(shu)出(chu)特性方面进行分(fen)(fen)析了解。输(shu)(shu)出(chu)是(shi)指充(chong)电(dian)(dian)(dian)(dian)(dian)宝向手(shou)(shou)机(ji)等(deng)设备供电(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)参数。如手(shou)(shou)机(ji)电(dian)(dian)(dian)(dian)(dian)池为5v1a，则只能(neng)(neng)(neng)用5v的(de)(de)(de)接口充(chong)电(dian)(dian)(dian)(dian)(dian)，不能(neng)(neng)(neng)用高于(yu)1a电(dian)(dian)(dian)(dian)(dian)流的(de)(de)(de)接口充(chong)手(shou)(shou)机(ji)。安徽(hui)大功率(lv)可调电(dian)(dian)(dian)(dian)(dian)源(yuan)

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