About IR21592(waveform)
我在調(diào)試IR21592時(輸入電壓120V),燈不能點(diǎn)亮,因而我將PFC電路部分拿掉,但還是有問題.附件是我的測試波形,請各位專家診斷一下哪里出了問題.1156826032.pdf
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[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/44/1156826374.gif');}"onmousewheel="returnimgzoom(this);">
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[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/44/1156826434.gif');}"onmousewheel="returnimgzoom(this);">
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[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/44/1156826490.gif');}"onmousewheel="returnimgzoom(this);">
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