Vai ati akti high voltage pF capacitor.ati varistor noy. Varistor ar coder modde disk size and voltage lekha thake. ai koder modde (471k ) capacitorer man abong (2KV) capacitorer voltage. thanks for your comment
@@mdjakirhossain801 prothome fuse arpor 220 volt ar araarite mov (7D221K / 10D221K / 20D221K / 40D221K )agulur jekono akti bebohar korben.Resistance ber korar jonwo source volt (220v0lt - LED volt)arpor ar resultke led ar current diye vag korle ar resistance powa jabe.(LED current=LED Watt/LED volt). ai zener dioder videoti dekhle asa kori resistance ber korte parben. th-cam.com/video/jjdIdhc0Zak/w-d-xo.html
@@abcthought vi, ac =220/230/250v , led light bulb=20w Note: ekhane ki Mov =7D471k use kora jabe ebong result output kemon hobe ? Er sathe ki 33ohm naki 15 ohm er resistance bebohar korbo ebong 2wat na 1 wat er ? Note2: led light gorom jeno na hoy ejonno ki kono parts use kora jay (hit sink chhara)???
@@mdjakirhossain801 7D471 mov 340 volt ar por kaj kore.bebohar korte paren.tobe 7d271 thakle valo hoy.resistor jodi fuse hishebe den tahole 1 ba 2 ohm dilei hobe.akhane apni led lighter voltage jodi 220volt hoy tahole lighter current paben 20watt/220volt=0.0909.akhon line voltage ba source voltage jodi 250volt hoy tahole 250v-220v=30v.ai 30 volt drop korar jonwo resistor lagbe 30v/0.0909A=330ohm.Apni jodi smps driver circuit use koren tahole ar output voltage stable thake.tai led series kore led voltage bariye output voltage ar soman kora hoy.dui ak volt tofat thakle resistor diye oi voltke drop kora hoy.ar resistorer watt load watt ar soman hoy.
diac ba jekono parts ar sotic reding janar jonwo pcb board theke khule nite hobe.ami dharabahic vabe circuit design o pcb board toyri kore dekhabo. tai channelti continue korun subscribe o bell buttone click kore.thanks.... How to test a diac th-cam.com/video/6E4x_KRXFPQ/w-d-xo.html
স্যার আপনার প্রত্যেকটা ভিডিওতে অনেক কিছু শিখতে হয় ইনশাআল্লাহ
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Vai,DOB Led light B471K2KV MOV Use korta parno
Vai ati akti high voltage pF capacitor.ati varistor noy.
Varistor ar coder modde disk size and voltage lekha thake. ai koder modde (471k ) capacitorer man abong (2KV) capacitorer voltage.
thanks for your comment
স্যার মিউজিক ব্যবহার না করলে খুবই ভালো হয়
Vi, 20w led light er sathe koto value er mov ebong ohm resistance use kora jabe?
ata nirvor korbe koto volte bebohar korben tar upor.
@@abcthought 220v ac to 20w led light driver circuit (without mov,f resistance) to led light .220v>driver>led20w
@@mdjakirhossain801 prothome fuse arpor 220 volt ar araarite mov (7D221K / 10D221K / 20D221K / 40D221K )agulur jekono akti bebohar korben.Resistance ber korar jonwo source volt (220v0lt - LED volt)arpor ar resultke led ar current diye vag korle ar resistance powa jabe.(LED current=LED Watt/LED volt).
ai zener dioder videoti dekhle asa kori resistance ber korte parben.
th-cam.com/video/jjdIdhc0Zak/w-d-xo.html
@@abcthought vi, ac =220/230/250v
, led light bulb=20w
Note: ekhane ki Mov =7D471k use kora jabe ebong result output kemon hobe ?
Er sathe ki 33ohm naki 15 ohm er resistance bebohar korbo ebong 2wat na 1 wat er ?
Note2: led light gorom jeno na hoy ejonno ki kono parts use kora jay (hit sink chhara)???
@@mdjakirhossain801 7D471 mov 340 volt ar por kaj kore.bebohar korte paren.tobe 7d271 thakle valo hoy.resistor jodi fuse hishebe den tahole 1 ba 2 ohm dilei hobe.akhane apni led lighter voltage jodi 220volt hoy tahole lighter current paben 20watt/220volt=0.0909.akhon line voltage ba source voltage jodi 250volt hoy tahole 250v-220v=30v.ai 30 volt drop korar jonwo resistor lagbe 30v/0.0909A=330ohm.Apni jodi smps driver circuit use koren tahole ar output voltage stable thake.tai led series kore led voltage bariye output voltage ar soman kora hoy.dui ak volt tofat thakle resistor diye oi voltke drop kora hoy.ar resistorer watt load watt ar soman hoy.
PCB BOARD সম্পর্কে জানতে চাই।
Vai Ami Electronics' Kaj Shikhta Chai.
ভাই পিসিবি বোর্ডে Diac লাগানো অবস্থায় কি সঠিক রিডিং পাওয়া যাবে?????
diac ba jekono parts ar sotic reding janar jonwo pcb board theke khule nite hobe.ami dharabahic vabe circuit design o pcb board toyri kore dekhabo. tai channelti continue korun subscribe o bell buttone click kore.thanks....
How to test a diac
th-cam.com/video/6E4x_KRXFPQ/w-d-xo.html
WHY do you use an ENGLISH description but the spoken language is NOT????????? Clickbait????
PCB BOARD সম্পর্কে জানতে চাই।