Kawm txog cov schematic sab hauv ntawm LED strips yuav coj koj mus tob rau hauv kev tsim kho ntawm no super yooj yim fixture. Yog li, yog tias koj xav paub LED sawb los ntawm nws cov hauv paus, kab lus no yog rau koj!
Lub PCB ntawm LED sawb lub teeb muab cov khoom siv ib daim kab xev lossis hlua zoo li cov qauv. Nws yog qhov tseem ceeb ntawm kev tsim kho lub cev ntawm LED sawb nyob rau hauv uas lwm cov khoom me me nyob. Cov no suav nrog LED chips, resistors, capacitors, thiab lwm yam. Thiab tag nrho cov lus no ua ke ua kom lub teeb ci LED ci. Txawm li cas los xij, qhov ntsuas hluav taws xob yog qhov tseem ceeb los xyuas kom pom cov teeb pom kev zoo.
Hauv tsab xov xwm no, kuv tau hais txog tag nrho cov ntaub ntawv tseem ceeb hais txog lub hauv paus schematic ntawm LED sawb teeb thiab lawv cov kev xav tau voltage. Yog tias koj tsis paub txog LED sawb teeb thiab xav paub txog lawv, phau ntawv qhia no yuav yog koj qhov kev xaiv zoo tshaj plaws los pib nrog-
Internal Schematic ntawm LED Sawb Teeb
Sab hauv schematic ntawm super nyias thiab yoog raws LED strips yuav ua rau koj xav tsis thoob; lawv yog tsim los ntawm ntau yam me me. Lub hauv paus tseem ceeb hauv cov khoom ntawm LED strips yog raws li hauv qab no-
- LED Bead
LED hlaws yog qhov tseem ceeb ntawm LED sawb uas emits lub teeb. Lawv yog ua los ntawm cov khoom siv semiconductor uas ci ntsa iab thaum hluav taws xob dhau los ntawm lawv. Ntau cov hlaws me me LED tau teeb tsa hauv LED strips. Cov hlaws no tuaj yeem muaj qhov sib txawv. Lub teeb pom kev zoo ntawm LED sawb teeb nyob ntawm tus lej, qhov loj, thiab cov duab ntawm cov hlaws dai. Yog xav paub ntxiv, kos qhov no- Cov lej thiab LEDs: 2835, 3528, thiab 5050 txhais li cas?
- Circuit Court Board
Tag nrho cov ntsiab lus ntawm LED strips yog teem rau hauv lub rooj tsav xwm luam tawm, feem ntau hu ua PCB. Cov laug cam no yog qhov hloov tau yooj yim, tso cai rau koj los tsim cov teeb pom kev zoo raws li xav tau. Qhov tseeb tshaj plaws txog PCB yog tias lawv tau txiav cov cim thoob plaws hauv lub cev. Koj tuaj yeem txiav nws tom qab kos npe siv lub txiab. Qhov no pab koj kom loj cov strips raws li qhov xav tau ntawm kev teeb tsa. Tshawb xyuas Koj tuaj yeem txiav LED Sawb Teeb thiab Yuav Txuas Li Cas: Phau Ntawv Qhia Tag Nrho kawm yuav ua li cas txiav LED strips.
- Resistor
Lub resistor nyob rau hauv LED sawb teeb tswj cov tam sim no ntws nyob rau hauv lub strips. Yog hais tias cov fixtures khiav los ntawm cov tam sim no ntau dhau, lawv yuav puas. Cov resistors raug ntsia los tiv thaiv qhov xwm txheej zoo li no. Nws khaws qhov voltage thiab tam sim no ntws hauv kev kuaj xyuas, kom ntseeg tau tias kev ua haujlwm zoo.
- Capacitor
Lub capacitor yog siv nyob rau hauv LED strips los xyuas kom meej ib tug txawm thiab zoo illumination. Nws stabilizes lub hwj chim mov thiab txo flickering lossis lwm yam tsis xav tau hluav taws xob. Txawm li cas los xij, tag nrho LED strips tsis tuaj nrog capacitors. Nws yog feem ntau pom nyob rau hauv siab heev sawb teeb nrog ICs; Basic LED strips kuj tseem muaj lub capacitor.
- diodes
Nws yog ib qho tseem ceeb kom tswj tau cov kev taw qhia ntawm tam sim no ntws thoob plaws hauv LED strips. Yog hais tias, los ntawm lub caij nyoog, qhov tam sim no ntws rov qab, nws yuav ua rau cov chips LED puas. Rau cov laj thawj no, diodes yog siv los xyuas kom meej cov dej ntws tam sim no tsuas yog hauv ib qho kev coj. Cov no yog cov khoom siv semiconductor uas tseem muaj peev xwm tswj tau xim. Piv txwv li, hauv RGBX LED strips, koj tuaj yeem tswj qhov kev siv ntawm txhua xim (liab, ntsuab, & xiav) los ntawm kev kho qhov tam sim no dhau los ntawm txhua lub diode. Yog li, nws tso cai rau koj los tsim txog li 16 lab hues. Xyuas qhov no kom paub ntau ntxiv: RGB vs RGBW vs RGBIC vs RGBWW vs. RGBCCT LED Sawb Teeb.
- Cov kab tooj liab
Cov kab tooj liab ntawm PCB ntawm LED strips ua haujlwm raws li cov khoom siv hluav taws xob. Nws tsim ib txoj hauv kev rau qhov tam sim no ntws los ntawm lub zog hluav taws xob mus rau ib tus neeg LED strips thiab lwm yam khoom. Yog li, nws txuas LED chips, resistors, diodes, thiab lwm yam circuitry. Qhov no ua kom ntseeg tau tias txawm tias hluav taws xob faib thoob plaws qhov ntev ntawm LED sawb.
Basic Fundamentals Ntawm Voltage
Qhov voltage ntawm LED strips nyob ntawm ob yam -
Qhov voltage ntawm LEDs, lawv cov Cheebtsam, thiab cov khoom siv fais fab
Thaum txiav txim siab qhov voltage ntawm LED sawb teeb, koj yuav tsum xav txog peb yam. Cov no yog cov hauv qab no-
- LED qhov hluav taws xob
LEDs siv nyob rau hauv lub teeb sawb muaj ib tug neeg voltage yuav tsum tau. Qhov voltage no feem ntau hu ua 'Forward Voltage' lossis 'VF'. Nws yog qhov tsawg kawg nkaus voltage uas LED yuav tsum tau emit lub teeb. Qhov kev xav tau ntawm qhov hluav taws xob no txawv nrog hom thiab xim ntawm LED. Piv txwv li, ib tug dawb LED feem ntau xav tau ib ncig ntawm 3 mus rau 3.4 volts. Qhov no yuav txawv rau lwm cov xim ntawm lub teeb. Daim ntawv qhia hauv qab no qhia koj txog qhov hluav taws xob pem hauv ntej ntawm LEDs rau cov xim sib txawv-
| LED xim | Hom VF Range |
| Liab | 1.8 rau 2.1 volts |
| Amber | 2 rau 2.2 volts |
| Txiv kab ntxwv | 1.9 rau 2.2 volts |
| Daj | 1.9 rau 2.2 volts |
| Ntsuab | 2 rau 3.1 volts |
| Blue | 3 rau 3.7 volts |
| Dawb | 3 rau 3.4 volts |
- Cheebtsam Voltage Compatibility
LED strips yog tsim los ntawm cov khoom sib txawv. Cov no muaj xws li resistors, diodes, thiab capacitors. Txhua yam ntawm cov khoom no 'voltage yuav tsum phim lub LED's voltage. Yog tias qhov hluav taws xob tsis sib xws, nws tuaj yeem ua rau cov khoom puas lossis ua rau lub cev tsis zoo.
- Lub hwj chim muab Voltage
Qhov voltage ntawm lub hwj huam mov yog hu ua 'input voltage' los yog 'supply voltage'. Nws yog qhov hluav taws xob sab nraud uas tau muab rau lub fixture. Raws li LED sawb teeb yog voltage-rhiab heev, nws yog ib qho tseem ceeb kom ntseeg tau tias qhov voltage ntawm LEDs thiab lawv cov khoom sib xws rau qhov voltage ntawm lub hwj chim qhov chaw. Piv txwv li, yog tias koj muaj 12-volt LED sawb, koj yuav tsum siv 12-volt fais fab mov. Yog tias koj siv ntau dua lossis qis dua, LED sawb teeb yuav tsis ua haujlwm zoo.
Configuration ntawm LEDs
Cov LEDs ntawm LED sawb teeb tuaj yeem teeb tsa hauv ob hom kev teeb tsa- series thiab sib npaug. Cov no tau tham hauv qab no-
Kev Tawm Sijhawm
Nyob rau hauv ib lub voj voog, cov LEDs ntawm PCB txuas nrog kawg-rau-kawg. Ntawd yog, qhov kawg ntawm ib qho LED nti txuas nrog qhov pib ntawm lwm qhov. Yog li ntawd, tam sim no ntws los ntawm txhua qhov LED hauv ib ntus. Hauv ib lub voj voog, qhov sib npaug ntawm qhov tam sim no dhau los ntawm tag nrho cov LEDs, thiab qhov hluav taws xob tau ntxiv. Piv txwv li, yog tias koj muaj n tus naj npawb ntawm LEDs nyob rau hauv ib lub LED sawb, tag nrho cov voltage ntawm lub teeb sawb yuav n zaus VF ntawm ib lub LED.
pros:
- Siv cov khoom siv hluav taws xob zoo.
- Tsawg dua kev sib txuas thiab cov khoom siv yog xav tau
- Ib qho yooj yim Circuit Court configuration
cons:
- Ib qho LED tsis ua haujlwm tuaj yeem cuam tshuam tag nrho lub voj voog
- Kev hloov pauv hauv Vf ntawm cov LEDs tuaj yeem ua rau lub teeb pom kev tsis sib xws
Daim Ntawv Txuas Rau Nkws
Nyob rau hauv ib lub voj voog sib luag, ntau lub LEDs txuas nrog ib sab, txhua tus muaj ib ceg sib txawv. Txhua ceg ntawm no yog txuas ncaj qha mus rau lub hwj chim qhov chaw. Raws li qhov tshwm sim, qhov voltage thoob plaws txhua feem tseem nyob tas li. Txawm li cas los xij, tam sim no tau faib rau ntawm cov ceg ntoo.
pros:
- Yog tias ib qho LED tsis ua haujlwm, lwm tus tseem ua haujlwm ntxiv
- Txhua LED tuaj yeem tswj tau ntawm nws tus kheej
- Cov cuab yeej siv teeb pom kev zoo xws li kev sib xyaw xim lossis cov animation
cons:
- Complex circuit configuration
- xav tau kev txuas ntxiv
- Kev faib tawm tsis sib xws
- Lub brightness ntawm tag nrho cov LEDs tsis zoo ib yam
Voltage Ratings rau LED Sawb
Feem ntau, LED sawb teeb yog suav tias yog lub teeb hluav taws xob tsawg. Tab sis high voltage variants kuj muaj. Qhov ntsuas voltage ntawm LED strips yog raws li hauv qab no-
Tsawg Voltage LED Sawb
Feem ntau ntawm LED sawb teeb feem ntau tuaj hauv 12V lossis 24V. Thawj yog zoo tagnrho rau sab hauv teeb pom kev zoo; koj tseem yuav pom lawv hauv tsheb teeb pom kev zoo- Daim ntawv qhia ua tiav rau 12 Volt LED Teeb rau RVs. Lub caij no, 24V LED strips feem ntau yog siv rau sab nraum zoov lossis lag luam teeb pom kev zoo. Hauv kev sib piv ob lub strips, 24V LED sawb yog qhov ua tau zoo dua li 12V ib qho. Txhawm rau paub yuav ua li cas xaiv qhov ntsuas hluav taws xob rau LED strips, ua raws li cov lus qhia no- Yuav Ua Li Cas Xaiv Qhov Voltage ntawm LED Sawb? 12V lossis 24V? Txawm li cas los xij, qhov qis-voltage LED strips ntawm 5V kuj muaj. Feem ntau ntawm USB lub zog LED sawb teeb feem ntau muaj qhov ntsuas 5V. Hauv qab no, kuv tab tom ntxiv cov ntawv sib piv ceev ntawm cov kab hluav taws xob qis-
| Tsawg Voltage LED Sawb Sib Piv: 5V vs. 12V vs. 24V | |||
| Tag nrho Voltage ntawm LED Sawb | Voltage Hla Resistor | % Fais fab "Wasted" Ntawm Resistors | Daim ntawv thov |
| 5V (1 LED ib pab pawg) | 2V | 40% | Portable devicesUSB-powered teeb pom kev zoo DIY tej yaam num Teeb pom kev zoo me me |
| 12V (3 LEDs ib pab pawg) | 3V | 25% | Automotive teeb pom kev zooRV teeb pom kev hauv qab txee teeb pom kev hauv tsev kho kom zoo nkauj thiab teeb pom kev zoo |
| 24V (6 lossis 7 LEDs Ib Pab Pawg) | 3V | 12.5% | coj mus muag thiab muaj teeb pom kev zooArchitectural teeb pom kev loj-scale installations Sab nraum zoov kos npe thiab illumination |
High Voltage LED Sawb
Koj tsis tas yuav divers lossis cumbersome transformers rau high-voltage LED strips. Lawv tuaj yeem yog cov kev ntsuas sib txawv, suav nrog- AC110V, 120V, 230V, thiab 240V. Lawv tuaj yeem ntev li 50 meters nrog tsuas yog ib lub plug-in. Cov no ua rau high-voltage LED sawb teeb haum rau kev lag luam thiab sab nraum zoov teeb pom kev zoo.
Kev siv cov high-voltage LED strips
- Txoj kev teeb
- Teeb pom kev hauv chaw ntau pob
- Muaj Chaw
- Sab nraum zoov teeb pom kev zoo
- High-Bay Teeb pom kev zoo
- Cov Chaw Lag Luam Loj
- Cove Teeb pom kev zoo
- Stairway Teeb pom kev zoo
LED Sawb Voltage poob
Qhov hluav taws xob txo qis raws qhov ntev ntawm LED sawb raws li qhov tam sim no ntws hauv nws lub npe hu ua voltage poob ntawm LED sawb. Vim tias qhov hluav taws xob poob qis, qhov ci ntsa iab ntawm LED sawb maj mam txo qis raws li qhov ntev mus deb ntawm lub zog hluav taws xob. Cov yam ntxwv uas cuam tshuam rau qhov poob qis yog raws li hauv qab no-
- Tag nrho tam sim no ntawm LED sawb
- Ntev thiab txoj kab uas hla ntawm cov hlau
- Ntev thiab tuab ntawm cov tooj liab hauv PCB
Yog xav paub ntxiv txog LED strip voltage poob, xyuas qhov no- LED sawb voltage poob yog dab tsi?
Yuav ua li cas txo LED Sawb Voltage poob?
Qhov ci ntsa iab thiab tag nrho cov teeb pom kev zoo tau cuam tshuam tsis zoo vim qhov poob qis. Nov yog txoj hauv kev hauv qab no uas koj tuaj yeem txo qis LED strip voltage poob hauv txoj hauv qab no-
1. Siv High Voltage LED Sawb
High-voltage LED strips tsis tshua muaj hluav taws xob poob. Yog tias koj tab tom ntsib teeb meem kev poob qis siv 12V lossis 24V LED strips, kuv xav kom koj xaiv high-voltage LED strips. Nws tuaj yeem yog 48Vdc lossis 36Vdc LED sawb lossis 110Vac, 120Vac (lossis siab dua) uas haum rau koj lub hom phiaj teeb pom kev zoo. Tab sis xijpeem koj xaiv, xyuas kom meej tias qhov voltage ntawm LED sawb yog sib xws nrog qhov voltage ntawm lub hwj chim qhov chaw.
2. Txo cov LED Sawb Ntev
Lub zog poob thiab qhov tam sim no ntws tsis kam nce nrog qhov ntev nce.
Length ⬆ Voltage ⬆ Voltage Drop ⬇
Tias yog vim li cas shortening qhov ntev ntawm LED sawb yuav txo qhov voltage poob. Kom paub ntau ntxiv txog qhov ntev ntawm LED strips thiab lawv qhov voltage, xyuas qhov no- Dab tsi yog qhov ntev tshaj plaws LED Sawb Teeb?
3. Parallel Wiring Ntau Strips
Thaum koj txuas ntau lub strips LED kom ntev, nws ua rau lub zog poob. Yog li ntawd, qhov ci ntsa iab ntawm LED sawb pib maj mam maj mam thaum qhov ntev nce. Txhawm rau zam cov teeb meem zoo li no, txuas cov kab txuas txuas txuas los ntawm lub zog hluav taws xob mus rau txhua qhov tshiab ntxiv LED sawb. Qhov no yuav txo qhov voltage poob.
4. Siv Thicker thiab Wider PCB
Tag nrho cov khoom ntawm LED sawb yog teem nyob rau hauv nws cov ntawv luam Circuit Court board los yog PCB. Nws kuj muaj cov resistor. Raws li qhov ntev nce, qhov kev tiv thaiv kuj nce ntxiv, uas ua rau lub zog poob. Tab sis koj tuaj yeem txo qhov hluav taws xob poob los ntawm kev siv lub PCB tuab thiab dav dua.
Koj Puas Yuav Tsum Tau Txais Raws Li Qhov Voltage Qhia?
LEDs yog voltage-sensitive. Tias yog vim li cas nws yog ib qho tseem ceeb los muab qhov tseeb voltage rau LED sawb teeb rau kev ua haujlwm zoo. Txawm li cas los xij, muaj qhov ua siab ntev txog qhov uas LEDs tuaj yeem txais qhov voltage. Yog hais tias qhov khoom siv hluav taws xob ntau tshaj qhov kam rau ua, lub fixture yuav puas.
Kev khiav hauj lwm voltage ntawm LEDs yog hu ua forward voltage los yog VF. Piv txwv li, yog tias VF ntawm ib qho LED yog 3.2 volts nrog lub siab ntev ntawm ± 0.1 volts. Qhov no qhia tau hais tias LED sawb lub teeb tuaj yeem ua haujlwm zoo nyob rau hauv thaj tsam ntawm 3.1 volts txog 3.3 volts. Yog tias qhov khoom siv hluav taws xob ntau tshaj qhov no, nws yuav ua rau LED puas. Tias yog vim li cas nws yog qhov zoo dua los muab qhov hluav taws xob raws nraim raws li qhov tshwj xeeb.
FAQ
Cov kab hauv qab
LED sawb teeb yog ntau yam teeb pom kev zoo fixtures haum rau ntau daim ntawv thov. Lawv muaj nyob rau hauv ob qho tib si high thiab tsawg voltage. Tab sis txawm qhov voltage koj xaiv, xyuas kom meej tias nws phim cov input voltage. Txhawm rau kawm paub ntau ntxiv txog LED sawb teeb, kos cov kab lus no- LED Sawb teeb ua haujlwm li cas?
Rau hwm LED strips, xaiv peb LEDYi LED sawb. Peb muaj ntau qhov chaw sau thiab kho kom haum raws li koj xav tau. Dhau li ntawm cov khoom siv tsis tu ncua ntawm 12V thiab 24V, peb kuj muaj tas mus li thiab high voltage LED sawb series. Tshawb xyuas lawv thiab tso koj daim ntawv xaj tam sim no!
