Kyauta ne, babu asusu
LED Resistor Calculator
Ƙididdige resistor mai iyaka na yanzu don LED ɗaya ko fiye a cikin jerin. Kwatanta ƙimar E12 da E24 kuma duba ƙididdige ƙimar halin yanzu da ƙarfin juriya.
Ta yaya zan lissafta resistor na LED?
Rage haɗaɗɗen ƙarfin wutar lantarki na gaba na LED daga wutar lantarki, sa'an nan kuma raba ta hanyar abin da ake nufi a cikin amperes. Kalkuleta kuma yana zagaye har zuwa ƙimar E12 ko E24 da aka fi so kuma yana ƙididdige sakamakon halin yanzu da tarwatsewar resistor.
Tambayoyin da ake yawan yi
Ta yaya zan lissafta resistor na LED?
Rage haɗaɗɗen ƙarfin wutar lantarki na gaba na LED daga wutar lantarki, sa'an nan kuma raba ta hanyar abin da ake nufi a cikin amperes. Kalkuleta kuma yana zagaye har zuwa ƙimar E12 ko E24 da aka fi so kuma yana ƙididdige sakamakon halin yanzu da tarwatsewar resistor.
An loda kimar da'ira na?
A'a. Lissafin yana gudana a cikin wannan browser; Ba a ɗora darajar da kuka shigar ta wannan kayan aikin ba.
Menene resistor nake bukata don samar da 12V da LED 2V a 20mA?
Babban juriya da ake buƙata shine (12 - 2) ÷ 0.02 = 500 Ω. Wannan kalkuleta yana zaɓar 560 Ω daga E12, wanda ke ba da ɓata kusan 17.9 mA da 0.179 W a cikin ingantaccen tsari.
Zan iya sanya LEDs da yawa a cikin jerin?
Ee. Shigar da adadin LEDs da wutar lantarki na gaba na kowane ɗayan. Kalkuleta yana ƙara ƙarfin ƙarfin su na gaba, sannan yayi amfani da ragowar ƙarfin samar da wutar lantarki don lissafin resistor.
Ta yaya zan zabi resistor wattage?
Kayan aiki yana ƙididdige ɓatawar resistor daga juriyar da aka zaɓa kuma yana nuna ƙimar gama gari na gaba a ko sama sau biyu waccan kimanta. Wannan yanki mai sauƙi baya ƙididdige shinge, zazzabi na yanayi, samun iska, lodin bugun jini ko lalata masana'anta; duba bayanan bayanan da yanayin kewayawa.
Shin wannan ya tabbatar da da'irar LED dina ba ta da lafiya?
No. LED gaba irin ƙarfin lantarki da wadata irin ƙarfin lantarki bambanta, kuma wannan manufa kalkuleta ba ya duba wucin gadi hali, wayoyi, zazzabi ko bangaren iyaka. Tabbatar da ainihin takaddun bayanai kuma tuntuɓi ƙwararren mutum lokacin da ake buƙata.