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Chifukwa Chiyani Mtengo wa Mavuvu a LED Ndi Wosiyana Kwambiri?

Posachedwapa, mawebusayiti akuluakulu awululira kufananiza kwamitengo yamitundu khumi yowunikira ya LED. Poyerekeza, titha kuwona kuti nyali za mpira wa LED zamtundu womwewo, koma mtengo wake ndi wosiyana kwambiri, monga mtundu wa 7W mpira thovu 48,9 yuan, koma mtundu wina umangofunika yuan 13.2, ndipo kusiyana kwamitengo kuli pafupifupi atatu. nthawi. Nchifukwa chiyani mtengo wa chinthu chomwecho ndi wosiyana kwambiri? Lero, ndikutengerani kuti muwulule kusiyana kwa kusiyana kwa mtengo pakati pa nyali ya mpira wa LED. 1. Mikanda ya nyali za LED Mitundu yosiyanasiyana ya nyali za LED ndizosiyana kwambiri, ndipo mitundu yosiyanasiyana ya mikanda ya nyali ya LED imakhalanso yosiyana kwambiri. Monga mikanda ya nyali 2835, ina imangofunika masenti 2 okha, koma ena amafunikira masenti 7 okha. Pofuna kutsata mtengo wotsika, opanga amagwiritsa ntchito mikanda ya nyale ya LED yosauka kwambiri. Mikanda yotereyi nthawi zambiri imawola kwambiri. Imachotsedwa kwa miyezi ingapo. 2. The kusiyana mtengo pakati PCB zipangizo zosiyanasiyana PCB ndi lalikulu kwambiri. Mwachitsanzo, gawo lapansi la aluminiyamu ndi pafupifupi ma yuan 200-300 pa lalikulu mita, FR4 ndi pafupifupi 150-200 masikweya mita, ndipo makatoni otsika kwambiri amangotengera madola angapo pa lalikulu mita. M'malo mwake, ndi gawo lapansi la aluminiyamu, lomweli ndi FR4, ndipo mtengo wake ndi wosiyana. Zida zosiyanasiyana zidzakhala ndi matenthedwe osiyanasiyana. Kugwiritsa ntchito makatoni kumapangitsa kutentha kwa LED kulephera kutuluka, zomwe zidzakhudza moyo wa LED. 3. Mitundu yosiyanasiyana yamagetsi imakhalanso yosiyana, ndipo kusinthasintha kwa mphamvu ndikokulirapo, ndipo chikoka pamtengo wa chinthu chonsecho ndi chachikulu kwambiri. Mwachitsanzo, chipika chimodzi chokha chofunika kutsekereza voteji kotunga, ndi bwino kusintha magetsi amafuna zidutswa zisanu kapena zisanu ndi chimodzi, ndipo ngakhale zidutswa khumi. Mphamvu zamagetsi zimakhudza kwambiri mtundu wa mababu a nyali za LED, ndipo ndizosavuta kulephera kugwiritsa ntchito mphamvu zopanda mphamvu, monga nyali zakufa, mabomba, ndi zina zambiri. 4 Zida zosiyanasiyana ndizokulirapo, ndipo mtengo wamtengo womwewo ndi wosiyana kwambiri. Mwachitsanzo, kapangidwe ka pulasitiki sikungafanane ndi chitsulo konse. Zomwezo zakuthupi, mtengo wa zitsanzo zapagulu ndi zitsanzo zapadera ndizosiyana kwambiri. Ubwino wa zinthuzo umakhudzanso kutentha kwa mankhwala, ndipo zimagwirizana kwambiri ndi chitetezo cha wogwiritsa ntchito.

Chifukwa Chiyani Mtengo wa Mavuvu a LED Ndi Wosiyana Kwambiri? 1

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