

NEWS CENTER
新闻资讯
How to Distinguish Positive and Negative Electrodes from Designation Photoelectricity in LED Light Emitting Diodes
- Categories:Industry News
- Author:
- Origin:
- Time of issue:2019-07-16 08:40
- Views:
(Summary description)HowdoLEDlightemittingdiodesdistinguishbetweenpositiveandnegativepoles?IntheapplicationprocessofLEDlightemittingdiodes,itisoftenencounteredhowtoidentifythepositiveandnegativepolesofLED.Thereasonwhythelightisnotbrightisthatthepositiveandnegativepolesareweldedintheoppositedirection.Thelightwillnotbebright.Nowwewillexpandourteachingtoidentifythepositiveandnegativepolesofallkindsoflight-emittingdiodes. StrawCapLEDPositiveandNegativeElectrodes ComparedwithpatchLED,strawcapLEDbeadshaveagooddistinctionbetweenpositiveandnegativepoles.TherearetwopiecesofpinsinsidetheLED.WecallthemLEDbrackets.Thenegativepolebracketsarelarger,becausethenegativepolebracketsareloadedwithLEDchips,andthepositivepolebracketsaresmaller.SothestrawcapLEDbeadsupportDalianconnectstheleadisnegative,thesupportsmalllinkleadispositive;thegeneralstrawcapLEDbead,wecanalsoseehispin,thegeneralpinshortisnegative,thepinlongispositive(ofcourse,thismethodonlyinthecaseofrelativelynewLEDbeads,pinsaresound,canbezoned.Therearemanywaystodetectthepositiveandnegativepolesofled.Themoreaccuratewayistousemultimeter. Multimeterdetectionmethod.Whenusingthemultimetertodetectthelightemittingdiode,the"R*l0k"filemustbeused.We'vetalkedaboutitbefore.Thetubevoltagedropofthelightemittingdiodeis2V.Whenthemultimeterisin"R*lk"andtheresistorsbelowit,thebatteryinthemeterisonly1.5V.Itislowerthanthetubevoltagedrop.Nomattertheforwardorreverseaccess,thelightemittingdiodecannotbeturnedon,soitcannotbedetected.TheR*1ktimetableisequippedwith9V(or15V)highvoltagebattery,whichishigherthanthetubevoltagedrop,soitcanbeusedtodetectlightemittingdiodes.Whentesting,thetwopensareconnectedwiththetwoleadwiresofthelightemittingdiode,suchasthepinisdeflectedbyhalf,andthereisabrightspotinthelightemittingdiode,indicatingthatthelightemittingdiodeispositivelyconnected.Atthistime,thepositivepoleisconnectedwiththeblackpen(connectedwiththepositivepoleofthebatteryinthetable);andtheredpen(connectedwiththenegativepoleofthebatteryinthetable)isconnectedwiththeredpen(connectedwiththenegativepoleofthebatteryinthetable).Negativepole.Thenthetwopensarealignedandconnectedwiththelight-emittingdiode.Atthistime,thecounterneedleshouldnotmove.Ifthemeterneedleisdeflectedtotheheadordoesnotmoveregardlessoftheforwardorreverseaccess,thelightemittingdiodeisdamaged. Judgingpositiveandnegativepolesof5050patchLED 5050patchLEDisacommonlyusedpatchLEDinLEDenergy-savinglamplightingindustry,butmanyusersdonotknowhowtoweldwhentheyget5050patchled.Thereasonisthattheydonotknowhowtodistinguishthepositiveandnegativeof5050patchled.Todaywewilltellyouhowtodistinguishthepositiveandnegativeof5050patchled.Weusetheformofpictures.Let'sintroduceitintuitively.Ihopeitwillbehelpfultoyouall!__________. Thewhole5050patchLEDissquare.Oneofthefourrightangleshasasmallanglewithasmallgap,whichistheplacewheretheredcircleisontheway.Otherrightangleshavenosmallangle.Theonewithasmallangleisthenegativepoleandtheotheristhepositivepole.Fordetails,pleaseconsultTaiwanTaimingOptoelectronics-ChengLi159998297-ChengLi(Weixinidenticalnumber).)QQ:3079986507
How to Distinguish Positive and Negative Electrodes from Designation Photoelectricity in LED Light Emitting Diodes
(Summary description)HowdoLEDlightemittingdiodesdistinguishbetweenpositiveandnegativepoles?IntheapplicationprocessofLEDlightemittingdiodes,itisoftenencounteredhowtoidentifythepositiveandnegativepolesofLED.Thereasonwhythelightisnotbrightisthatthepositiveandnegativepolesareweldedintheoppositedirection.Thelightwillnotbebright.Nowwewillexpandourteachingtoidentifythepositiveandnegativepolesofallkindsoflight-emittingdiodes. StrawCapLEDPositiveandNegativeElectrodes ComparedwithpatchLED,strawcapLEDbeadshaveagooddistinctionbetweenpositiveandnegativepoles.TherearetwopiecesofpinsinsidetheLED.WecallthemLEDbrackets.Thenegativepolebracketsarelarger,becausethenegativepolebracketsareloadedwithLEDchips,andthepositivepolebracketsaresmaller.SothestrawcapLEDbeadsupportDalianconnectstheleadisnegative,thesupportsmalllinkleadispositive;thegeneralstrawcapLEDbead,wecanalsoseehispin,thegeneralpinshortisnegative,thepinlongispositive(ofcourse,thismethodonlyinthecaseofrelativelynewLEDbeads,pinsaresound,canbezoned.Therearemanywaystodetectthepositiveandnegativepolesofled.Themoreaccuratewayistousemultimeter. Multimeterdetectionmethod.Whenusingthemultimetertodetectthelightemittingdiode,the"R*l0k"filemustbeused.We'vetalkedaboutitbefore.Thetubevoltagedropofthelightemittingdiodeis2V.Whenthemultimeterisin"R*lk"andtheresistorsbelowit,thebatteryinthemeterisonly1.5V.Itislowerthanthetubevoltagedrop.Nomattertheforwardorreverseaccess,thelightemittingdiodecannotbeturnedon,soitcannotbedetected.TheR*1ktimetableisequippedwith9V(or15V)highvoltagebattery,whichishigherthanthetubevoltagedrop,soitcanbeusedtodetectlightemittingdiodes.Whentesting,thetwopensareconnectedwiththetwoleadwiresofthelightemittingdiode,suchasthepinisdeflectedbyhalf,andthereisabrightspotinthelightemittingdiode,indicatingthatthelightemittingdiodeispositivelyconnected.Atthistime,thepositivepoleisconnectedwiththeblackpen(connectedwiththepositivepoleofthebatteryinthetable);andtheredpen(connectedwiththenegativepoleofthebatteryinthetable)isconnectedwiththeredpen(connectedwiththenegativepoleofthebatteryinthetable).Negativepole.Thenthetwopensarealignedandconnectedwiththelight-emittingdiode.Atthistime,thecounterneedleshouldnotmove.Ifthemeterneedleisdeflectedtotheheadordoesnotmoveregardlessoftheforwardorreverseaccess,thelightemittingdiodeisdamaged. Judgingpositiveandnegativepolesof5050patchLED 5050patchLEDisacommonlyusedpatchLEDinLEDenergy-savinglamplightingindustry,butmanyusersdonotknowhowtoweldwhentheyget5050patchled.Thereasonisthattheydonotknowhowtodistinguishthepositiveandnegativeof5050patchled.Todaywewilltellyouhowtodistinguishthepositiveandnegativeof5050patchled.Weusetheformofpictures.Let'sintroduceitintuitively.Ihopeitwillbehelpfultoyouall!__________. Thewhole5050patchLEDissquare.Oneofthefourrightangleshasasmallanglewithasmallgap,whichistheplacewheretheredcircleisontheway.Otherrightangleshavenosmallangle.Theonewithasmallangleisthenegativepoleandtheotheristhepositivepole.Fordetails,pleaseconsultTaiwanTaimingOptoelectronics-ChengLi159998297-ChengLi(Weixinidenticalnumber).)QQ:3079986507
- Categories:Industry News
- Author:
- Origin:
- Time of issue:2019-07-16 08:40
- Views:
Scan the QR code to read on your phone
通用底部
-
About us
- Company profile Honor Plant
-
Products
- SMD LED Digital tube Triode ......
-
Talent
- Idea Recruitment
Service hotline

Copyright © Dongguan Taiming Photoelectric Technology Co., Ltd. All Rights Reserved. 粤ICP备15044056号-2
通用底部
-
About us
- Company profile Honor Plant
-
Products
- SMD LED Digital tube Triode ......
-
Talent
- Idea Recruitment
Service hotline

Copyright © Dongguan Taiming Photoelectric Technology Co., Ltd. All Rights Reserved. 粤ICP备15044056号-2
