Diode iftiinka caanka ah ee soo baxaya wuxuu hoos ugu dhacayaa 1.6V-2.1V, iyo astaamaha shaqada hadda jirta ee 5-20mA LED 1. Macnaha xadka xaddidan (1) Ballanqaadka isticmaalka tamarta PM: ballanqaad inaad ku darto labada madax ee LED ilaa danabka korantada DC Qiimaha habeenkii ee ugu da'da weyn ee dhex mara. Ka gudub qiimahan, qandhada LED-ka iyo burburka. (2) Wanaagsan DC hadda IFM: Xogta ugu muhiimsan ee hadda la ballanqaaday. Qiimahani wuxuu burburin karaa diode. (3) Volt Reverse VRM: Danabkii ugu da'da weynaa ee la ballanqaaday inuu ku dari doono. Qiimahan, diode-ka iftiimaya ayaa laga yaabaa in la jebiyo oo la burburiyo. (4) TOPM: Miisaanka heerkulka diode iftiin-bixiya wuxuu u shaqayn karaa si caadi ah. Ka hooseeya ama ka sarreeya heerkulkan, diode iftiin-bixiya si sax ah uma shaqeyn doono, iyo saameynta hoos u dhaca. 2. Muhiimadda cabbirrada korantada (1) Hadda shaqaynaysa togan HADDII: Waxa loola jeedaa qiimaha hadda togan ee dhaldhalaalka caadiga ah ee diode marka uu iftiimayo diode. Isticmaalka dhabta ah, waa inaad doorataa haddii aad u baahan tahay inaad doorato haddii aad u baahan tahay
·Hoosta ifm. (2) Danab shaqaynaysa oo togan VF: Danabka shaqada ee lagu bixiyay shaxda cabbirka waxa lagu helayaa hadda la soo hormariyay. Caadi ahaan waxa la cabbiraa marka IF = 20mA. Diode iftiinku wuxuu saaran yahay korantada shaqaynaysa VF at 1.4 3V. Marka heerkulka dibadda uu kordho, VF ayaa soo degi doonta. (3) Muuqaalka V-I: Marka xiriirka ka dhexeeya danabka iyo kan hadda jira ee diode-ka ifaya uu ka yar yahay qiime cayiman (oo loo yaqaan marinka marinka), hadda waa mid aad u yar oo aan soo saarin iftiin. Marka danabku gaadho qiimo go'an, wakhtiga hore ee socdaa waxa uu ku dhaqmaa danab iyo dhalaal. Sida loo saaro I waxay ka saari kartaa danabka togan ee tuubada iftiinka, gadaal dambe iyo danab gadaasha tuubada iftiinka sida loo saaro tusaha nalka V-LED. Tuubada iftiinka togan ee leexashada IR ee hadda jira
![Sharaxaada Farsamada Farsamada ee Diode iftiinka 1]()
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