waxay soo bandhigaysaa darawalada iftiinka dambe ee baabuurka oo leh beddelayaal xoojin ah oo isku dhafan si ay u dajiyaan jawi heerkul aad u hooseeya

2021-07-09

Gage Automotive-July 6th, Maxim Integrated Product waxa uu soo bandhigay afar kanaal, cadaadis hoose, baabuur wadida iftiinka dambe ee LED MAX25512. oo leh koror isku dhafan oo isku dhafan
Hal-chip LED Drive-ku wuxuu baabi'iyaa MOSFET dibadda iyo iska caabiyaha ogaanshaha hadda wuxuuna isku daraa isgaarsiinta I²C si loo yareeyo kharashaadka agabka loona yareeyo booska guddiga wareegga 30%. Iyada oo loo marayo interface-ka I²C, hawlaha ogaanshaha sida SHORT to GND ee nuugiye kasta oo hadda jira wuxuu bixiyaa xasuusin ku-koontaroolaha yar-yar iyo jaangooyooyin kasta oo garaaca garaaca wadnaha (PWM) si loo hubiyo soo bandhigid tayo sare leh oo badbaado leh. Intaa waxaa dheer, MAX25512 waxay leedahay hawlo isku-dhafan oo isku-dhafan si loo yareeyo faragelinta korantada (EMI) oo loo hagaajiyo saamiga dimmer.
Waxa uu kaxeeyaa waxa ku jira afar kanaal 120mA ah kuwaas oo leh waxtarka ugu sarreeya ee warshadaha marka ay ku shaqeeyaan 2.2MHz, ilaa 91%. MAX25512 waxa lagu soo xidhay 24 biin oo yaryar, 4mm x 4mm x 0.75mm square flat no pin (QFN). Darawalku waa la dhimay 30% sababtoo ah isdhexgalka sare iyo qaybaha dibadda ee la joojiyay.
Nidaamka bilawga iyo joogsiga baabuurka ee maanta wuxuu wanaajiyaa dhaqaalaha shidaalka, laakiin sidoo kale wuxuu adkeynayaa nidaamka gudbinta korantada inuu ilaaliyo dhalaalka la midka ah marka dib loo bilaabo. Tusaale ahaan, marka la bilaabayo, hawlaha sida nalka soo-bandhigidda waxaa laga yaabaa inay saameeyaan jawiga qabowga, iyo matoorka cunaya awoodda batteriga baabuurka ee xad-dhaafka ah waxay sababtaa in bandhiggu damiyo oo dib loo furo. Maxim Integrated's MAX25512 LED backlit Drive wuxuu leeyahay danab shaqaynaya oo hooseeya sida 3V, ka dib bilawga iyada oo aan lagu darin beddele hore u kicin si uu kormeeruhu uga ilaaliyo goynta korantada.
"Automakings waxay u baahan yihiin darawallada LED-yada oo leh is dhexgalka sare si loo yareeyo kharashka xalka iyo aagga PCB," ayuu yiri Szu-Kang Hsien, agaasimaha maamulka ganacsiga ee Maxim Integrated. Maxim Integrated's MAX25512 LED Drive wuxuu bixiyaa heerka ugu sarreeya ee is dhexgalka iyo hufnaanta 2.2MHz wareegyada beddelka."
Dib uga daabac Beesha Gage Auto