Nukae nye ʋukula na led-akaɖiwo, aleke woatia kple ŋkuléle ɖe mɔ̃ sia ŋu?

Elektrɔnik nutome tɔxɛwo – ʋukulawo – ɖea mɔ na wò be nàdidi LED-awo ƒe agbenɔƒe ɖe edzi, ana woƒe keklẽ nasɔ eye wòanɔ nyonyome nyuitɔ me. Míasrɔ̃ alesi mɔ̃ sia wɔa dɔe, alesi nàtiae ahadee nyuie, kple alesi wò ŋutɔ nàwɔe.

Nukae nye ʋukula eye nukatae wòhiã?

LED-wo sea veve ŋutɔ ɖe tɔtrɔ siwo va le elektrikŋusẽnamɔ̃a ƒe nɔnɔmewo me ŋu, eyata wodoa ka kple network la to ʋukula aɖe dzi – elektrɔnikmɔ̃ aɖe si kpɔa elektrikŋusẽ kple elektrikŋusẽ dzi. Zi geɖe la, wotiaa ʋukula na akaɖi si le kplɔ̃ ŋu kple ŋusẽ ƒe vovototo aɖe eye wobua elektrikŋusẽ si dona le eme kple elektrikŋusẽ ƒe didime ŋu. Ne eƒe parameters mewɔ ɖeka kple LED-mɔ̃a o la, azu nusi womate ŋu azã o, ahiã be woatsɔe aƒu gbe.

Gɔmeɖose si le dɔwɔwɔ, klass nutome sue kple vovototo tso elektrikŋusẽnamɔ̃ gbɔ

Togbɔ be woyɔa ʋukula zi geɖe be elektrikŋusẽnamɔ̃ hã la, vovototo aɖe le wo ame evea dome. Ʋukulaa nye elektrikŋusẽtsoƒe si léa eƒe asixɔxɔ si nɔa anyi ɖaa me ɖe asi hena toto LED la me, eye elektrikŋusẽnamɔ̃a léa elektrikŋusẽ si li ke me ɖe asi. Bu alesi elektrikŋusẽnamɔ̃a wɔa dɔe le kpɔɖeŋu aɖe koŋ ŋu kpɔ:

• Do tsitretsitsi (R) si ƒe didime nye ohms 40 ɖe 12 V dzɔtsoƒe ŋu.
• Na elektrikŋusẽ (I) si nye 300 mA natso tsitretsiɖeŋula la me. Ne wotsɔ tsitretsiɖeŋunu eve de eme la, elektrikŋusẽa adzi ɖe edzi zi gbɔ zi eve va ɖo 600 mA. Le nɔnɔme sia me la, elektrikŋusẽa matrɔ o, elabena ƒomedodo si sɔ kple elektrikŋusẽ kple tsitretsitsi le esi (Ohm ƒe se I \u003d U / R).

Azɔ na míakpɔ alesi ʋukulaa wɔa dɔe ɖa:

• Na 30 Ω resistor (R) nade nutome suea me kple 225 mA ʋukula.
• Ne, le elektrikŋusẽ (U) si nye 12 V me la, wotsɔ 30 Ohm ƒe tsitretsiɖeŋunu eve siwo do ƒome le parallel me do ƒome la, elektrikŋusẽa anɔ nenema – 225 mA, eye elektrikŋusẽa azu afã kple afã – 6 V.

Ʋukulaa naa agbaa ƒe ʋuʋudedi si wona la mlɔeba, metsɔ le elektrikŋusẽ ƒe dzidziɖedzi me o. Eyata LED-awo, siwo woatsɔ elektrikŋusẽ si nye 6 V ana la, aklẽ nyuie abe alesi wozãa elektrikŋusẽ si nye 10 V ƒe dzɔtsoƒe ene, ne wotsɔ elektrikŋusẽ ƒe seƒe aɖe de eŋu. LED
ʋukulawo ƒe nutome: Ʋukulawo ƒe nutome suea nye node etɔ̃ siwo do ƒome kple wo nɔewo:

• capacitance na elektrikŋusẽ ƒe mama;
• ɖɔɖɔɖo ƒe module;
• nusi naa nu li ke.

Ale si nutome suea wɔa dɔe:

1. Ne elektrikŋusẽ aɖe to eme la, wodoa dzo na capacitor C la vaseɖe esime wòxɔ dzo bliboe. Zi alesi eƒe ŋutete le sue la, zi nenemae wòaxɔ agba kabakabae.
2. Wotrɔa elektrikŋusẽ si trɔna la wòzua ʋuʋudedi. Wowɔa ƒutsotsoea ƒe akpa gbãtɔ wòanɔ gbadzaa ne ele tom to capacitor C me.
3. Elektrolytic capacitor si wu nutome suea nu la wɔa dɔ abe smoothing filter-stabilizer ene.

Nusiwo wogblɔ tẽe

Ne èle LED-kaɖi ƒlem la, ɖewohĩ ahiã be nàƒle ʋukula ne elektrikŋusẽ ƒe tɔtrɔmɔ̃ mele akaɖimɔ̃a ŋu o. Nu vevi siwo ɖe dzesi le eŋu:

• nusi dona tsoa eme fifia, A;
• dɔwɔwɔ ƒe ŋusẽ, W;
• ʋuʋudedi ƒe ʋuʋudedi, V.

Elektrikŋusẽ si dona tsoa eme ate ŋu ato vovo. Enɔ te ɖe elektrikŋusẽ ƒe kadodo ƒe ɖoɖoa kple LED ƒe xexlẽme dzi. Alesi keklẽa kple ŋusẽa ƒe sesẽme anɔ te ɖe elektrikŋusẽa ƒe lolome dzi. Be diodeawo naklẽ nyuie eye womagaɖiɖi o la, woléa elektrikŋusẽ si le ʋukulaa ƒe dodo me la ɖe ɖoɖo aɖe nu. Ele be ŋusẽ si le tɔtrɔmɔ̃a ŋu nasɔ gbɔ vie wu watt xexlẽme bliboa si le diodewo katã me. Be woabu ʋukulaa ƒe ŋusẽ la, wozãa mɔfiame sia be: P \u003d P (led) × X afisi:

• P (led) nye LED ɖeka ƒe ŋusẽ;
• X nye diodewo ƒe xexlẽme.

Ne ŋusẽ si wobu akɔntae la va zu 10 W la, ele be woaxɔ ʋukulaa kple vovototo si nye 20-30%.

Ʋukulawo ƒomeviwo

Wodea vovototo ʋukulawo katã dome le dzidzenu etɔ̃ nu – le mɔnu si wozãna tsɔ léa wo ɖe te, aɖaŋu ƒe nɔnɔmewo kple ametakpɔkpɔ ƒe anyinɔnɔ / manɔmanɔ nu. Mina míadzro tiatia siwo katã li la me tsitotsito.

Linear kple impulse

Le fifia ƒe liƒo ƒe nutome la, woma ʋukulawo ɖe ƒomevi eve me – linear kple pulse. Woto vovo le dɔwɔwɔ kple dɔwɔwɔ nyuie ƒe gɔmeɖose gome. Hafi ʋukulaa ƒe elektrɔnik nutome suea nava la, woɖo dɔa – be woakpɔ egbɔ be elektrikŋusẽ kple elektrikŋusẽ si wotsɔna naa kristalo (LED) ƒe asixɔxɔwo li ke. Tiatia bɔbɔetɔ kple esi mexɔ asi wue nye be nàde seɖoƒe ƒe tsitretsiɖeŋunu nutome suea me. Linear ŋusẽ ƒe ɖoɖo:
Gɔmedzenutome nutome sue sia mete ŋu naa elektrikŋusẽ ƒe beléle na eɖokui le eɖokui si o. Ne elektrikŋusẽa dzina ɖe edzi la, edzina ɖe edzi wòsɔna ɖe enu eye ne ewu asixɔxɔ si ŋu woɖe mɔ ɖo la, kristalo la adze anyi le dzoxɔxɔ si gbɔ eme ta. Wowɔa dziɖuɖu si sesẽ wu to transistor dede nutome suea me me. Nusi gblẽ le linear circuit ŋue nye ŋusẽ ƒe ɖiɖi kple elektrikŋusẽ ƒe dzidziɖedzi. Tiatia sia sɔ ne wole led dzɔtsoƒe siwo me ŋusẽ boo mele o zãm, gake ne wole LED siwo ŋu ŋusẽ le zãm la, womezãa nutome sue mawo o. Viɖe siwo le flidzidzedze ƒe ɖoɖoa ŋu:

• nuwɔwɔ bɔbɔe;
• nusiwo mexɔ asi o;
• kakaɖedzi si le ame ŋu le mɔ aɖe nu.

Hekpe ɖe linear circuits ŋu la, woate ŋu ana elektrikŋusẽ kple elektrikŋusẽ nali ke to pulse stabilization me:

• ne èzi abɔta la dzi vɔ la, wodoa ŋusẽ capacitor la;
• ne woɖe asi le eŋu vɔ la, capacitor la doa dzo, si wɔnɛ be ŋusẽ si wodzra ɖo la naa semiconductor element (LED), si dzea kekeli dodo gɔme;
• ne voltage la dzi ɖe edzi la, ekema capacitor la ƒe charging time dzi ɖena kpɔtɔna, ne edze anyi la, edzina ɖe edzi.

Mehiã be ezãla nazi abɔta la dzi o – elektrɔnikmɔ̃awo wɔa nusianu nɛ. Akpa si button mɔ̃ wɔna le egbegbe ŋusẽnamɔ̃wo me la, semiconductors – thyristors alo transistors ye wɔa dɔ. Woyɔa dɔwɔwɔ ƒe gɔmeɖose si ŋu wobu la be pulse-width modulation le elektrɔnikmɔ̃wo me. Dɔwɔwɔ na ame gbogbo aɖewo kple akpe geɖe gɔ̃ hã ate ŋu adzɔ le sɛkɛnd ɖeka me. Ðoɖo sia tɔgbe ƒe dɔwɔwɔ nyuie ɖoa 95%. Ðoɖo si wowɔ bɔbɔe si nye impulse stabilisation:

Elektrɔnik, dimmable kple capacitor si wotu ɖe

Afisi wòawɔ dɔ le kple eƒe dɔwɔwɔ ƒe nɔnɔmewo nɔ te ɖe gɔmeɖose si le ʋukulaa ƒe mɔ̃a ŋu dzi. Ʋukulawo ƒomeviwo le mɔ̃a ƒe gɔmeɖose nu:

• Elektrɔnikmɔ̃wo dzi. Woƒe nutome suewo zãa transistor godoo. Wodea capacitor ɖe dodoƒea, si ɖea fifia ƒe ƒutsotsoewo ɖa alo ya teti wowɔa eŋudɔ nyuie. Elektrɔnik mɔ̃wo te ŋu naa elektrikŋusẽ si ade 750 mA nɔa te. Menye ƒutsotsoewo koe elektrɔnik ƒomevi ʋukulawo wɔa avu o, ke boŋ elektrikmɔ̃wo (radio, TV, router, kple bubuawo). Be woaɖe nusiwo doa kplamatse nu dzi akpɔtɔ la, eɖea mɔ be ceramic capacitor tɔxɛ aɖe nanɔ anyi. Elektrɔnik ʋukulaa ƒe akpa si woɖe le emee nye ga si wozãna ŋutɔ, tsɔ kpe ɖe eŋu la, eƒe dɔwɔwɔ nyuie gogo 95%. Wozãa wo le led-kaɖi sesẽwo me: ʋu ƒe akaɖiwo, akaɖi siwo wotsɔna ƒoa akaɖiwoe, ablɔdzikaɖiwo.
• Dimmable si woate ŋu azã. Nu aɖe si le ʋukulawo ƒe keklẽ ŋue nye ŋutete si le wo si be woakpɔ akaɖia ƒe keklẽ dzi. Wotu asitɔtrɔa ɖe tɔtrɔ si va le elektrikŋusẽ si dona me, si fiaa kekeli ƒe keklẽ ƒe keklẽ dzi. Woate ŋu atsɔ ʋukulaa ade nutome suea me le mɔ eve nu: le akaɖia kple nusi naa ʋua li ke dome alo le ŋusẽtsoƒea kple elektrikŋusẽnamɔ̃a dome.
• Capacitor si wotu ɖe. Esiawo nye mɔ̃ siwo mexɔ asi o siwo wozãna na LED-nu siwo ƒe asi bɔbɔ. Ne ewɔla mena smoothing capacitor le circuit la me o la, ekema wokpɔa ripple le output la me. Nu bubu si gblẽ le eŋue nye dedienɔnɔ ƒe anyimanɔmanɔ. Viɖe si le kpɔɖeŋu mawo ŋue nye be wowɔa dɔ nyuie ŋutɔ, wowɔa nu ɖe ​​100% ŋu, eye nutome suea wɔa dɔ bɔbɔe. Ele bɔbɔe be nàtsɔ wò ŋutɔ wò asiwo aƒo ʋukulawo nu ƒu.

Capacitor ʋukulawo ate ŋu ana fliwo nadze eye le esia ta womeɖo aɖaŋu be woazã wo kple xɔmenuwo o. Ʋuʋudedi gblẽa nu le nukpɔkpɔ ŋu vevie eye wòdoa dziku na lãmekawo.

Ŋutilã kple ŋutilã mele eme o

Woate ŋu atsɔ ʋukulaa ade ametakpɔnu aɖe me alo womatsɔe ade eme o. Elektrɔnikmɔ̃wo te ŋu gblẽa nu le gotagome nu geɖe ŋu bɔbɔe, eyata wobua ʋukulaa dede agba me be enye mɔnu si ŋu kakaɖedzi le wu. Aƒea kpɔa elektrɔnik mɔ̃a ta tso tsidzadza, ke, ɣe ƒe keklẽ tẽ, kple bubuawo si me. Wosɔ wu na flush mounting.

Enyo wu hafi gbeɖoɖoɖi

Wobu ʋukulaa be wòawɔ dɔ abe gaƒoƒo 30,000 ene. Esia le sue vie wu alesi wobu akɔnta be LED-mɔ̃ geɖe ƒe agbenɔƒe nanɔ anyi. Nusiwo medzɔa dzi na ame o siwo me wòle be fifi-nulénu la nawɔ dɔ le la dzi ɖeɖe kpɔtɔ alea do ƒome. Nusi gblẽa nu le ʋukulaa ƒe dɔwɔwɔ ŋu le mɔ gbegblẽ nu:

• ŋusẽ ƒe dzidziɖedzi;
• dzoxɔxɔ kple/alo fafa ƒe tɔtrɔ.

Ne wotsɔ 100 W do agba na mɔ̃ si ƒe ŋusẽ nye 200 W la, ekema wogbugbɔa asixɔxɔ si wotsɔ ŋkɔ na la ƒe 50% naa network la. Esia ate ŋu ana agba si gbɔ eme eye elektrikŋusẽ natso.

Ʋukulaa ƒe agbenɔƒe seɖoƒe li na ʋukulaa ƒe agbenɔƒe si le smoothing capacitor la me. Le ɣeyiɣi aɖe megbe la, elektrikŋusẽa ƒuna le eme, eye mɔ̃a doa kpo dɔwɔwɔ.

Be ʋukulaa nawɔ dɔ wòadidi ɖe edzi la, ele be woawɔ dɔ le xɔ siwo me fafa le nyuie (menye esi lolo o) me, eye woatsɔe aƒo ka na network si me elektrikŋusẽ si le nyonyome nyuie si me ʋuʋudedi mele o.

Aleke nàwɔ atia ʋukula na LED-kaɖi?

Ne wotsɔe do ka kple elektrikŋusẽnamɔ̃ si naa elektrikŋusẽ nɔa te la, semiconductorwo xɔa ŋusẽ si wohiã eye woɖoa woƒe nɔnɔme siwo wotsɔ ŋkɔ na la gbɔ. Diodeawo ƒe agbenɔƒe nɔ te ɖe alesi wotia ʋukulaa nyuie dzi. Parameter kawo ŋue wòle be nàlé ŋku ɖo:

• Ŋusẽ. Eɖoa agba si sɔ gbɔ wu si ŋu woɖe mɔ ɖo si ŋu wowɔ mɔ̃a ɖo. Le kpɔɖeŋu me, dzesidede (20×26)x1W fia be woate ŋu atsɔ LED tso 20 va ɖo 26 aɖo ʋukulaa ŋu le ɣeyiɣi ɖeka me, eye wo dometɔ ɖesiaɖe ƒe ŋusẽ nye W 1.
• Fifia kple elektrikŋusẽ (siwo ƒe ŋkɔwo). Adzɔnuwo wɔlawo fiaa parameter sia le LED ɖesiaɖe dzi, eya tae wotia ʋukula. Ne elektrikŋusẽ si woɖo ɖi wue nye 350mA la, ele be woatsɔ elektrikŋusẽnamɔ̃ si ƒe didime nye 300-330mA aƒo ka na wo. Dɔwɔwɔ ƒe elektrikŋusẽ vovovo alea wɔnɛ be nàte ŋu akpɔ egbɔ be akaɖia ƒe agbenɔƒe anɔ anyi, si dɔwɔƒea na.
• Takpɔkpɔ ƒe hatsotso. Enɔ te ɖe dzesi sia dzi le afisi tututu woate ŋu azã akaɖiawo le – le gota alo le xɔ me. Wotsɔ ŋɔŋlɔdzesi IP fia tsi ƒe tsitretsitsi kple eƒe sesẽ ƒe hatsotso eye woɖee fia le xexlẽdzesi eve me. Wozãa xexlẽdzesi gbãtɔ tsɔ drɔ̃a ʋɔnu ametakpɔkpɔ tso nu suesuesue sesẽwo (ke, ɖiƒoƒo, ke, tsikpe), evelia – tso tsi nyadzɔdzɔgblɔmɔnuwo me. Ametakpɔnu ƒe hatsotso mefia dzoxɔxɔ si me woate ŋu azã akaɖia le o.
• Ati. Gakotoku si me do le si le ʋuʋu ɖi alo esi wotu la ate ŋu anɔ ʋukulaa ŋu. Le go evelia me la, wotsɔa mɔ̃a dea gaɖaka aɖe me. Le aƒeme zazã gome la, aŋekotoku si wometre o sɔ.
• Dɔwɔwɔ ƒe gɔmeɖose. Seɖoƒeɖoɖo ƒe tsitretsiɖeŋunua meɖea elektrikŋusẽ ƒe tɔtrɔ le elektrikŋusẽnamɔ̃a me ɖa o eye mekpɔa ame ta tso toɣliɖeɖe si le ʋuʋum me o. Elektrikŋusẽ ƒe tɔtrɔ suetɔ kekeake nana elektrikŋusẽa dzina ɖe edzi kpata. Wobua linear regulators be womate ŋu aka ɖe wo dzi o eye womewɔa dɔ nyuie o ʋukulawo, wolɔ̃a switching circuits.

Aleke woawɔ akpɔe ɖa be ewɔa dɔ hã?

Be nàlé ŋku ɖe ʋukulaa ŋu agba manɔmee la, esɔ gbɔ be nàtsɔ 220 V aɖo block la ƒe gege ɖe eme ŋu.Ne mɔ̃a le dɔ wɔm nyuie la, elektrikŋusẽ si nɔa anyi ɖaa aɖe adze le dodoƒea. Eƒe asixɔxɔ asɔ gbɔ vie wu seɖoƒe si le etame si woɖe fia le ʋukulaa ƒe ŋkɔ dzi. Ne, le kpɔɖeŋu me, stabilizer la ƒe didime nye 27-37 V la, ekema ele be emetsonua nanɔ abe 40 V. Be woalé elektrikŋusẽa ɖe te le didime aɖe si wona me, esi agba ƒe tsitretsitsi le dzidzim ɖe edzi (elɔ̃na yia seɖoƒemanɔmanɔ agba manɔmee), elektrikŋusẽa hã tsina va ɖoa seɖoƒe aɖe. Mɔnu sia si woatsɔ aɖo kpe edzii la le bɔbɔe eye woate ŋu akpɔe, gake meɖea mɔ be woaƒo nya ta si me ɖikeke mele o le mɔ̃a ƒe dɔwɔwɔ 100% ŋu o. Ʋukulawo li siwo ne woʋu wo agba manɔmee vɔ la, womedzea dɔ gɔme alo wɔa nu le mɔ si gɔme womate ŋu ase o nu o. Evelia ƒe tiatiawɔblɔɖe:

1. Do resistor ɖe ʋukulaa ƒe dodo ŋu, nàtia eƒe tsitretsitsi ɖe Ohm ƒe se nu. Le kpɔɖeŋu me, ʋukulaa ƒe ŋusẽ nye 20 W, elektrikŋusẽ si dona le eme nye 600 mA, elektrikŋusẽ si le eme nye 25-35 V. Tsitretsitsi si wodi la anye 38-58 ohms.
2. Tia tsitretsiɖeŋu aɖe tso didime si woɖo me eye kple ŋusẽ si sɔ. Ne ele sue gɔ̃ hã la, ekema esia sɔ gbɔ ŋutɔ na kpeɖodzinana.
3. Do ka kple resistor eye nàdzidze output voltage kple tester. Ne ele seɖoƒe siwo woɖo ɖi la me la, ekema ʋukulaa le dɔ wɔm godoo.

Ne wole nusiwo gblẽ dim la, ehiã be woabu gɔmeɖose si le nutome suea ƒe ɖoɖo ŋu. Le linear kple pulse circuits me la, woate ŋu atsɔ kuxi aɖewo ado ƒome kple gbagbãƒewo. Vodada siwo ate ŋu anɔ anyi:

• Le linear stabilizers , me la, wozãa tsitretsiɖeŋunu eve siwo ƒe tsitretsitsi nye ohms 5 va ɖo 100 tsɔ kpɔa eta tso elektrikŋusẽ ƒe ɖiɖi me. Ðeka le diode tɔdzisasrãa ƒe gege ɖe eme, evelia le dodoƒe. Be woaɖe fli ƒe ʋuʋu dzi akpɔtɔ la, woʋua capacitor-electrolyte si ƒe ŋutete de ŋgɔ wu la wòsɔ kple agbaa. Linear ʋukulawo ƒe kpododonuwo ate ŋu ado ƒome kple ametakpɔnu ɖeka alo eve ƒe dzodzo zi ɖeka.
• Le pulse current converters me la, wokpɔa microcircuits ta tso agba si gbɔ eme, dzoxɔxɔ si gbɔ eme kple elektrikŋusẽ si gbɔ eme me eye le susu me la, womate ŋu agbã o. Le nyateƒe me la, microcircuit ɖesiaɖe, vevietɔ le ʋukula siwo Chinatɔwo wɔ me, ate ŋu ava zu nusi womate ŋu azã o. Kuxia gasẽ ɖe edzi esi wònye be esesẽna be woakpɔ Chinatɔwo ƒe chip geɖe ɖe eteƒe. Womate ŋu akpɔ wo dometɔ aɖewo le Internet gɔ̃ hã dzi o.

Kadodo

Ʋukulaa ƒe kadodo kple LED-awo mehea kuxiwo vɛ na ezãlawo o, elabena dzesi si hiã la le eƒe ŋutilã ŋu. Ale si nàdo ka kple ʋukulaa:

1. De elektrikŋusẽ si wotsɔ de eme la ƒe ka siwo wotsɔ de eme la ŋu (INPUT).
2. Do LED-awo ɖe ka siwo dona le eme (OUTPUT) ŋu.

Ne èle kadodo me la, lé ŋku ɖe polarity ŋu:

• Polar ƒe nyawo tsɔtsɔ de eme (INPUT). Ne elektrikŋusẽ si nɔa anyi ɖaa ye naa ŋusẽ ʋukulaa la, ekema do “+” si dona la ɖe elektrikŋusẽtsoƒea ƒe atikpo ma ke ŋu. Ne elektrikŋusẽa nye AC la, ke lé ŋku ɖe dzesi siwo le ka siwo wotsɔ dea eme ŋu la ŋu. Tiatia eve li:
  • “L” kple “N”. De phase la ɖe dodoɖeŋgɔ “L” (di eŋu kple dzesi screwdriver), va ɖo “N” – zero.
  • “~”, “AC” alo dzesi aɖeke meli o – màteŋu alé ŋku ɖe polarity la ŋu o.
• Polar ƒe dodo (OUTPUT). Lé ŋku ɖe polarity ŋu ɣesiaɣi. Do “+” ka la ɖe 1st LED ƒe anode ŋu, “-” do ka kple mamlɛtɔ ƒe cathode. Semiconductors katã do ƒome ɖe wo nɔewo yome – wotsɔa anode si le esi kplɔe ɖo me la blana ɖe cathode si le esi do ŋgɔ la ŋu.

Tiatia evelia li na LED-wo ƒe kadodo – kɔsɔkɔsɔ geɖe siwo me diode ƒe xexlẽme sɔ le la do ƒome ɖekae. Ne wotsɔe do ƒome ɖe wo nɔewo yome la, nuawo katã klẽna ɖekae, ne wotsɔe sɔ kple wo nɔewo la, fliawo ƒe keklẽ ate ŋu ato vovo.

Aleke nàwɔ atsɔ wò ŋutɔ asiwo awɔ ʋukula na LED-kaɖi?

Woate ŋu atsɔ telefon ƒe charger xoxo aɖe awɔ ʋukulaa. Ðeko wòhiã be woawɔ tɔtrɔ suesuesuewo le chip la ŋu. Aƒeme nuwɔna sia tɔgbe sɔ gbɔ be wòana ŋusẽ LED 3 siwo dometɔ ɖesiaɖe ƒe ŋusẽ nye W 1. Bu ʋukulaa ƒe ƒuƒoƒo tso telefon la ƒe charger me ŋu afɔɖeɖe ɖesiaɖe:

1. Ðe nutunua le charger la me.
2. Zã gayibɔ si wotsɔna ƒoa gae nàtsɔ aɖe tsitretsiɖeŋunu si xea mɔ na elektrikŋusẽ si wotsɔna naa telefon la ɖa.
3. Ðe tsitretsiɖeŋunu si wotsɔ solder wɔe la teƒe la, tsɔ tuning resistor de eme. Ðoe ɖe ohms 5,000 dzi.
4. Solder LED-awo ɖe wo nɔewo yome ɖe dodoɖeŋgɔ mɔ̃a dzi.
5. Ðe ʋuƒo siwo wotsɔ dea eme la ɖa eye nàtsɔ 220V elektrikkaƒomɔ̃wo ƒo ɖe eme boŋ.
6. Kpɔ nutome suea ƒe dɔwɔwɔ ɖa to elektrikŋusẽ si le resistor la dzi ɖoɖo kple regulator la me ale be diodeawo nafiã nyuie, gake woagatrɔ amadedewo o.

Ne èle dɔ wɔm tso tsi me nɔnɔ tso charger me wɔwɔ ŋu la, ele be nàwɔ ɖe dedienɔnɔ ŋuti sewo dzi. Ne èka asi akpa siwo le ƒuƒlu ŋu la, àte ŋu axɔ elektrikŋusẽ sesẽ aɖe.

Woate ŋu atu ʋukulaa hã tso gɔmedzedzea me. Be nàwɔ esia la, èhiã soldering iron, tester, kawo kple integral stabilizer KR142EN12A (alo duta analogue – LM317), si woate ŋu aƒle le fiase tɔxɛ ɖesiaɖe me ɖe 20 rubles.The parameters of the purchased microcircuit are 40 V and 1.5 A current.Ele takpɔkpɔ ƒe agba si wu tsɔtsɔ, dzoxɔxɔ akpa kple nutome kpui si wotu ɖe eme. Microcircuit la nana elektrikŋusẽa nɔa te, eye ʋukulaa naa elektrikŋusẽa sɔna, eyata ahiã be nàwɔ tɔtrɔwo le nutome sue si wozãna tsɔ doa ka kple microcircuit la ŋu. Ʋukulaa le stabilizer si wotsɔ wɔ ɖekae dzi:
Le go sia me la, microcircuit ƒe dɔe nye be wòawɔ ɖoɖo, si ta woalé elektrikŋusẽa ɖe te le agbɔsɔsɔ si wobia me. Wokpɔa fifi ƒe asixɔxɔ to tsitretsiɖeŋu si le tsitretsiɖeŋula R1 me dzi. Wobu eƒe asixɔxɔ si wotsɔ ŋkɔ na la to nɔnɔmetata si nye: R = 1.2 / I dzi, afisi:

• R – tsitretsitsi, Ohm;
• I – fifia, A.

Ʋukulaa ƒe xɔtuɖoɖo:

1. Ƒo 9.9 V ƒe elektrikŋusẽ ƒe ɖoɖowɔla si ƒe elektrikŋusẽ nye 300 mA nu ƒu. Emegbe R1 \u003d 1.2 / 0.3 \u003d 4 ohms. Tsitretsiɖeŋu ŋusẽ – tso 4 watts. Àte ŋu atsɔ tsitretsiɖeŋunu siwo wozãna le TVwo me. Woate ŋu aƒle wo le fiasewo me hã. Nu siawo ƒe ŋusẽ nye 2 W, tsitretsitsia nye 1-2 ohms.
2. Do ka kple tsitretsiɖeŋulawo le tsiatretsitsi me. Woƒe tsitretsitsi aƒo ƒu eye wòasɔ kple 2-4 ohms.
3. Kpe chip la ɖe dzoxɔxɔnamɔ̃a ŋu eye nàtsɔ diode siwo do ƒome kple wo nɔewo ƒe nutome sue aɖe aɖo ʋukulaa ƒe dodoƒe. Lé ŋku ɖe polarity ŋu ne èle LED-wo ƒom.
4. De elektrikŋusẽ si nɔa anyi ɖaa si nye 12-40 V ɖe nusi wotsɔ de eme la ŋu (wowɔ mɔ̃a na 9.9 V, eyata míexɔe kple margin). Meɖea vi be woagbɔ seɖoƒe ƒe asixɔxɔ ŋu o – microcircuit la ateŋu atɔ dzo. Ðewohĩ womawɔ elektrikŋusẽ si wona la wòali ke o. Àte ŋu azã ʋu ƒe batri, kɔmpiuta dzi elektrikŋusẽnamɔ̃ alo mɔ̃ si wotsɔna trɔa asi le afɔti ŋu si ŋu diode tɔdzisasrã le. Do ka kple ʋukulaa, lé ŋku ɖe polarity ŋu – dɔa wu enu.

Akpe na ʋukulawo la, menye ɖeko wòanya wɔ be woana LED-kaɖiwo ƒe dɔwɔwɔ nanyo ɖe edzi ko o, ke woate ŋu akpɔ egbɔ hã be wole dɔ wɔm ɣeyiɣi didi aɖe si me madzudzɔmadzudzɔe o. Ne míebu ga si LED-mɔ̃wo zãna ŋu la, ʋukulawo zazã va zua egbɔkpɔnu si me gazazã mele o.