呵呵,用單片機(jī)做出來(lái)的單端反激數(shù)字AC/DC5V輸出電源
全部回復(fù)(12)
正序查看
倒序查看
@smartpower
[
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/27/1110518838.png');}" onmousewheel="return imgzoom(this);"> 0
回復(fù)
@smartpower
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/27/1110518838.png');}"onmousewheel="returnimgzoom(this);">
藍(lán)色(CH1)為原邊MOSFET的DS波形,CH2為輸出5V電壓波形,不過(guò)好像噪聲很厲害
0
回復(fù)
@smartpower
波形上看得出輸出的5V電壓波形開關(guān)噪聲很厲害,各位大俠怎樣才能減小這個(gè)開關(guān)噪聲呢
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/27/1110523022.png');}" onmousewheel="return imgzoom(this);"> 0
回復(fù)
@smartpower
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/27/1110523022.png');}"onmousewheel="returnimgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/27/1110523096.png');}" onmousewheel="return imgzoom(this);">
哦,剛才的噪聲是測(cè)試的問(wèn)題,實(shí)際波形應(yīng)該如上所示
0
回復(fù)
@smartpower
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/27/1110523096.png');}"onmousewheel="returnimgzoom(this);">哦,剛才的噪聲是測(cè)試的問(wèn)題,實(shí)際波形應(yīng)該如上所示
能把原理圖傳上來(lái)看一下嗎?
0
回復(fù)
@smartpower
[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/27/1110523096.png');}"onmousewheel="returnimgzoom(this);">哦,剛才的噪聲是測(cè)試的問(wèn)題,實(shí)際波形應(yīng)該如上所示
y也想看看原理圖喲!
0
回復(fù)
