LED ????? ??? life time ?? ???????

[Neo]

LED subject eka harima complicated. LED kiyanne aththatama kiwwoth javaramak. Mokada e tharam minissunva andana venath electronic component ekak thavath nethuva athi. Api Chinese beri ekath ekathu vunahama baduma thamai. English katha karana velendo 0.00001% vath nehe. Oya eBay, Alibaba, etc.. vala godak velavata inne English puluvan atharamediyo. Egollonta ehe shops nehe. Egollo karanne internet eken orders bara aragena profit ekakta vikinana eka.

Mama danna vidihata punchi vistharayak karannam LED gena ogollo denuvath karanna. Ogolloth thava karunu mekata ekathu karanna. LED ekaka bahira penumen eke quality eka kiyakatavath kiyanna behe.

1W LED TRONIC.LK site eke balanna.

Meke Product description eka balanna.

Emitting colour - cool white
Forward voltage(V)-3.2 - 3.6
Luminous flux: 80 - 90 lm
Forward current: 350mA
Colour temp.: 6000k - 7000k
Life rating - 50 000 hrs

Oya vidihema, outlook eken kisima venasak nethi 0.75W bulb ekath thiyenava. Kiyanna kanagatui Pettah vala 1W kiyala thiyena okkoma 0.75W. Light intensity meter ekakin Lumen or MCD value eka read karanna puluvan nam meka notice karanna puluvan.

oya 80 - 90lm kiyana rating eka MCD kiyana unit eken dennath puluvan. Ethakota Mcd to lm conversion eka me vidihata karaganna ona.
1. To convert from lumens to millicandelas, multiple the number of lumens by 79.5544.

2. To convert from millicandelas to lumens, divide the number of millicandelas by 79.5544.

Colour temperature eka anuvath price eka venas venava. Samanyayen 6500k thamai apita daranna puluvan ganakata thiyenne. Adu eva low quality, gana adui eth tika davasak yanakota eliya adu venava. Vedima avuruddai, nethnam dekai.

Anthima karane Life rating kiyana eka. Oka patan ganne 1000hrs valin, 10,000.... 50,000... 100,000 venakan thiyenava. Samanyayen 50,000 or 100,000, kiyanne highest ma grade bulbs.

Emitting colour - warm white
Forward voltage(V)- 3.0 - 3.4
Intensity - 12000 mcd
Forward current -20mA
Colour temp - 3000k - 3500k
View angle - 25 degrees
Life rating - 100 000 hrs

Dekkane meka dila thiyenne Mcd valin (ehemath nethman millicandela valin)

Den ogollo dannavane price eka venas venne kohomada kiyala. Mita passe LED gannakota monavada evaye ratings kiyana eka ahanna. Hebei ithin oya Pettah vala inna salli passe elavana business aiyala ova kiyanna vela nasthi karaida kiyana eka thamai prashne

Thava punchi deyak kiyanna ona. Meka physics karala thiyena aya nam dannava. Light intensity eka samanyayen krama dekakata maninava. Ekak thamai source (bulb) eken nikuth vena velave thiyena light eka saha, mokak hari surface ekak (prushtayak) matha pathitha vena light pramanaya vashayen. Candela valin maninne bulb eken nikuth vala light eka. Lumen valin maninne surface ekak matha vetena alokaya. Ekanisa direct conversion eka venas venna puluvan.

[nipunalanka]

meeka gananaya karana widiha poddak kiyanna puluwanda ?pic ekak nathuwa meeka karanna puluwan widihak kiyanna
meke[urlhttps://tronic.lk] smd led 5050[/url] lm31 da?meke ayukalaya wadikara ganne kohomada kochcharakinda kiyala hoya ganne kohomada?plz

[Neo]

meeka gananaya karana widiha poddak kiyanna puluwanda ?

Meka api gananaya karana deyak nemeyi. Bulb eka nishpadanaya karana samagama eya nishpadanayata yodagath muladravya matha padanamva thamayi meka nirnaya karanne. LED production gena kiyevvoth oyata oka therum ganna puluvan.

pic ekak nathuwa meeka karanna puluwan widihak kiyanna

555 Time ekakin karanna puluvan. Eke timing control karana vidiha gena study karanna.

meke smd 5050 led lm31 da?

Ow. Eke MCD value eka vedi unata, viewing angle eka 120 degrees. lm to MCD calculation eka poddak balanna.

meke ayukalaya wadikara ganne kohomada kochcharakinda kiyala hoya ganne kohomada?plz

Eka oya design karaganna vidiha anuva thamayi. Oya 100,000 hours life time gahala thiyena LED ekak, PWM use karala, haritama kalayen bagayak off karala thibboth, life time eka 200,000 hours venava.