如何讀懂他(ta)激(ji)式(shi)電(dian)(dian)(dian)(dian)路?什(shen)么樣的(de)文章(zhang)才會(hui)對公(gong)司(si)和他(ta)人有用(yong)呢?基(ji)于(yu)這兩個問題點及公(gong)司(si)對他(ta)激(ji)式(shi)電(dian)(dian)(dian)(dian)路技術(shu)應(ying)用(yong)層面的(de)局限,固(gu)特超(chao)(chao)聲針對如何理解他(ta)激(ji)式(shi)電(dian)(dian)(dian)(dian)路給(gei)大(da)(da)家做一些簡要的(de)原理分析。(此文章(zhang)基(ji)于(yu)SG3525芯(xin)片(pian)進行(xing)解說)固(gu)特超(chao)(chao)聲波清洗(xi)(xi)機(ji)之(zhi)【SG3525主(zhu)體功能描術(shu)】一、SG3525控(kong)(kong)制功能作(zuo)用(yong)1、 給(gei)逆變器(qi)(qi)(qi)(qi)(qi)的(de)電(dian)(dian)(dian)(dian)子開關(guan)(guan)提(ti)供控(kong)(kong)制信(xin)號2、 對電(dian)(dian)(dian)(dian)流(liu)反(fan)饋(kui)信(xin)號進行(xing)放(fang)大(da)(da)處(chu)理,并根據(ju)反(fan)饋(kui),給(gei)定信(xin)號調(diao)節(jie)(jie)(jie)電(dian)(dian)(dian)(dian)子開關(guan)(guan)控(kong)(kong)制信(xin)號的(de)脈(mo)(mo)寬(kuan)(這個作(zuo)用(yong)可應(ying)用(yong)功率恒定,功率調(diao)節(jie)(jie)(jie))。3、 對保(bao)(bao)護信(xin)號作(zuo)出反(fan)應(ying),關(guan)(guan)閉控(kong)(kong)制信(xin)號,(這就是(shi)我們(men)俗稱的(de)過流(liu)保(bao)(bao)護,過熱保(bao)(bao)護). 固(gu)特超(chao)(chao)聲波清洗(xi)(xi)機(ji)之(zhi)【集成(cheng)脈(mo)(mo)寬(kuan)調(diao)制器(qi)(qi)(qi)(qi)(qi)】一、 脈(mo)(mo)寬(kuan)調(diao)節(jie)(jie)(jie)器(qi)(qi)(qi)(qi)(qi)的(de)的(de)基(ji)本(ben)(ben)工(gong)(gong)作(zuo)原理脈(mo)(mo)寬(kuan)調(diao)節(jie)(jie)(jie)器(qi)(qi)(qi)(qi)(qi)的(de)基(ji)本(ben)(ben)工(gong)(gong)作(zuo)原理:用(yong)一個電(dian)(dian)(dian)(dian)壓比較器(qi)(qi)(qi)(qi)(qi),在正輸(shu)(shu)入端(duan)輸(shu)(shu)入一個三角波,在負(fu)輸(shu)(shu)入端(duan)輸(shu)(shu)入一直流(liu)電(dian)(dian)(dian)(dian)平,比較后(hou)輸(shu)(shu)出一路方波信(xin)號,并且改(gai)變負(fu)輸(shu)(shu)入端(duan)直流(liu)電(dian)(dian)(dian)(dian)平的(de)大(da)(da)小,即(ji)可改(gai)變方波信(xin)號的(de)脈(mo)(mo)寬(kuan)(如圖所示) 二、SG3525集成(cheng)脈(mo)(mo)寬(kuan)調(diao)制器(qi)(qi)(qi)(qi)(qi)的(de)工(gong)(gong)作(zuo)原理 1、CW3525集成(cheng)脈(mo)(mo)寬(kuan)調(diao)節(jie)(jie)(jie)器(qi)(qi)(qi)(qi)(qi)的(de)外部(bu)引(yin)腳配置 2、CW3525集成(cheng)脈(mo)(mo)寬(kuan)調(diao)節(jie)(jie)(jie)器(qi)(qi)(qi)(qi)(qi)的(de)內(nei)部(bu)結(jie)構框圖: 3、各引(yin)腳功能:1、2腳:為(wei)誤差(cha)放(fang)大(da)(da)器(qi)(qi)(qi)(qi)(qi)正反(fan)向輸(shu)(shu)入端(duan),因(yin)為(wei)3525內(nei)部(bu)誤差(cha)放(fang)大(da)(da)器(qi)(qi)(qi)(qi)(qi)的(de)性...
發布時(shi)間:
2017
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07
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21
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