Silicon na-achịkwa dimming maka ezigbo ọkụ LED

Ọkụ ọkụ LEDaghọwo nkà na ụzụ bụ isi. Igwe ọkụ ọkụ LED, ọkụ okporo ụzọ na oriọna dị ebe niile. Mba dị iche iche na-akwalite ngbanwe nke oriọna incandescent na fluorescent na ebe obibi, azụmahịa na ngwa ụlọ ọrụ nke isi ike na-eji oriọna LED kwadoro. Agbanyeghị, ọ bụrụ na ọkụ ọkụ LED ga-eji dochie oriọna incandescent wee bụrụ akụkụ bụ isi nke mpaghara ọkụ, teknụzụ LED na-achịkwa silicon ga-abụ ihe dị mkpa.

Dimming bụ teknụzụ dị oke mkpa maka isi iyi ọkụ. N'ihi na ọ nwere ike ọ bụghị naanị na-enye ebe ọkụ dị mma, kamakwa nweta nchekwa nchekwa ike na mbelata ikuku. Site na uto ngwa ngwa nke ahịa ngwa LED, ngwa ngwa nke ngwaahịa LED ga-aga n'ihu na-eto. Ngwaahịa LED ga-egbo mkpa mpaghara ngwa dị iche iche, yabụ ọrụ njikwa nchapụta ọkụ LED dịkwa oke mkpa.

Agbanyeghị naoriọna LEDna-enweghị nchicha ka nwere ahịa ya. Ma ngwa nke LED dimming technology nwere ike ọ bụghị naanị imeziwanye ọdịiche, ma belata ike oriri. Ya mere, mmepe nke LED dimming technology bụ ihe a na-apụghị izere ezere. Ọ bụrụ na LED chọrọ ịghọta nhụsianya, ọkọnọ ike ya ga-enwe ike ịmepụta akụkụ akụkụ nke silicon na-achịkwa njikwa, ka ịgbanwee ihe na-aga n'ihu na-aga LED n'otu ụzọ. O siri ike ime nke a ka ị na-ejigide ọrụ nkịtị nke dimmer, nke na-edugakarị na arụmọrụ adịghị mma. Ọkụ na-egbuke egbuke na enweghị isi na-eme.

Na-eche nsogbu nke LED dimming ihu, isi ụlọ ọrụ na ụlọ ọrụ ji nwayọọ nwayọọ mụọ elu-edu LED dimming teknụzụ na ngwọta. Marvell, dị ka onye na-emepụta semiconductor nke ụwa, wepụtara ihe ngwọta ya maka ibelata LED. Atụmatụ a gbadoro ụkwụ na 88EM8183 ma emebere ya maka ngwa ọkụ ọkụ ọkụ ọkụ ọkụ na-anọghị n'ịntanetị, nke nwere ike nweta opekempe nke 1% omimi dimming. N'ihi na 88EM8183 na-eji usoro njikwa isi ugbu a pụrụ iche, ọ nwere ike nweta nrụzi nrụpụta dị ugbu a na oke ntinye AC.


Oge nzipu: Ọktoba 27-2022