Vigezo kuu vya kiufundi
mradi | tabia | |||||||||
Joto la uendeshaji mbalimbali | -40~+105℃ | |||||||||
Aina ya voltage ya jina | 400-600V | |||||||||
Uvumilivu wa uwezo | ±20% (25±2℃ 120Hz) | |||||||||
Uvujaji wa sasa (uA) | 400-600WV I≤0.01CV+10(uA) C: Uwezo wa kawaida (uF) V: Voltage iliyokadiriwa (V) kusoma kwa dakika 2 | |||||||||
Tangent ya hasara (25±2℃ 120Hz) | Iliyokadiriwa Voltage(V) | 400 | 450 | 500 | 550 | 600 | ||||
tgδ | 10 | 15 | ||||||||
Tabia za joto (120Hz) | Iliyokadiriwa Voltage(V) | 400 | 450 | 500 | 550 | 600 | ||||
Uwiano wa kizuizi Z(-40℃)/Z(20℃) | 7 | 10 | ||||||||
Kudumu | Katika tanuri ya 105℃, weka volteji iliyokadiriwa ikijumuisha mkondo uliokadiriwa wa ripple kwa muda uliobainishwa, kisha uiweke kwenye joto la kawaida kwa saa 16 na kisha ujaribu. Joto la majaribio ni 25±2℃. Utendaji wa capacitor unapaswa kukidhi mahitaji yafuatayo. | |||||||||
Kiwango cha mabadiliko ya uwezo | Ndani ya ± 20% ya thamani ya awali | |||||||||
Tangent ya hasara | Chini ya 200% ya thamani maalum | |||||||||
Uvujaji wa sasa | chini ya thamani maalum | |||||||||
Kupakia maisha | 8000Hrs | |||||||||
Joto la juu na unyevu | Baada ya kuhifadhi kwa saa 1000 kwa 105 ° C, jaribu kwenye joto la kawaida kwa masaa 16. Joto la majaribio ni 25±2°C. Utendaji wa capacitor unapaswa kukidhi mahitaji yafuatayo. | |||||||||
Kiwango cha mabadiliko ya uwezo | Ndani ya ± 20% ya thamani ya awali | |||||||||
Tangent ya hasara | Chini ya 200% ya thamani maalum | |||||||||
Uvujaji wa sasa | Chini ya 200% ya thamani maalum |
Mchoro wa Dimensional wa Bidhaa
Dimension (mm)
D | 20 | 22 | 25 |
d | 1.0 | 1.0 | 1.0 |
F | 10.0 | 10.0 | 10.0 |
a | ±2.0 |
Mgawo wa Sasa wa Marekebisho ya Marudio ya Ripple
kipengele cha kurekebisha mzunguko
frequency (Hz) | 50 | 120 | 1K | 10K-50K | 100K |
sababu | 0.40 | 0.50 | 0.80 | 0.90 | 1.00 |
mgawo wa kurekebisha joto
Halijoto tulivu (°C) | 50 | 70 | 85 | 105 |
mgawo | 2.1 | 1.8 | 1.4 | 1.0 |
Alumini Electrolytic Capacitors: Vipengee Vinavyotumika Sana
Alumini electrolytic capacitors ni vipengele vya kawaida vya elektroniki katika uwanja wa umeme, na wana aina mbalimbali za maombi katika nyaya mbalimbali. Kama aina ya capacitor, vidhibiti vya elektroliti vya alumini vinaweza kuhifadhi na kutoa malipo, vinavyotumika kuchuja, kuunganisha na kuhifadhi nishati. Makala haya yatatambulisha kanuni ya kazi, matumizi, na faida na hasara za capacitors za elektroliti za alumini.
Kanuni ya Kufanya Kazi
Alumini electrolytic capacitors inajumuisha elektrodi mbili za foil za alumini na elektroliti. Karatasi moja ya alumini hutiwa oksidi na kuwa anodi, wakati karatasi nyingine ya alumini hutumika kama kathodi, na elektroliti kwa kawaida huwa katika umbo la kimiminika au jeli. Wakati voltage inatumiwa, ions katika electrolyte huhamia kati ya electrodes chanya na hasi, kutengeneza uwanja wa umeme, na hivyo kuhifadhi malipo. Hii huruhusu vidhibiti vya kielektroniki vya alumini kufanya kazi kama vifaa vya kuhifadhi nishati au vifaa vinavyojibu mabadiliko ya volteji kwenye saketi.
Maombi
Alumini electrolytic capacitors ina maombi yaliyoenea katika vifaa mbalimbali vya elektroniki na nyaya. Wao hupatikana kwa kawaida katika mifumo ya nguvu, amplifiers, filters, converters DC-DC, anatoa motor, na nyaya nyingine. Katika mifumo ya nguvu, capacitors za elektroliti za alumini kawaida hutumiwa kulainisha voltage ya pato na kupunguza kushuka kwa voltage. Katika amplifiers, hutumiwa kwa kuunganisha na kuchuja ili kuboresha ubora wa sauti. Zaidi ya hayo, vidhibiti vya elektroliti vya alumini vinaweza pia kutumika kama vibadilishaji awamu, vifaa vya kukabiliana na hatua, na zaidi katika saketi za AC.
Faida na hasara
Vipimo vya elektroliti vya alumini vina faida kadhaa, kama vile uwezo wa juu kiasi, gharama ya chini, na anuwai ya matumizi. Hata hivyo, pia wana vikwazo fulani. Kwanza, ni vifaa vya polarized na lazima viunganishwe kwa usahihi ili kuepuka uharibifu. Pili, muda wao wa kuishi ni mfupi na wanaweza kushindwa kutokana na kukauka kwa elektroliti au kuvuja. Zaidi ya hayo, utendakazi wa vidhibiti vya elektroliti vya alumini unaweza kuwa mdogo katika utumizi wa masafa ya juu, kwa hivyo aina zingine za vidhibiti vinaweza kuhitaji kuzingatiwa kwa programu mahususi.
Hitimisho
Kwa kumalizia, capacitors za elektroliti za alumini zina jukumu muhimu kama vifaa vya kawaida vya elektroniki katika uwanja wa umeme. Kanuni yao rahisi ya kufanya kazi na anuwai ya matumizi huwafanya kuwa vifaa vya lazima katika vifaa na saketi nyingi za elektroniki. Ingawa capacitor za elektroliti za alumini zina mapungufu, bado ni chaguo bora kwa saketi na programu nyingi za masafa ya chini, zinazokidhi mahitaji ya mifumo mingi ya kielektroniki.
Nambari ya Bidhaa | Halijoto ya uendeshaji (℃) | Voltage(V.DC) | Uwezo (uF) | Kipenyo(mm) | Urefu(mm) | Uvujaji wa sasa (uA) | Ukadiriaji wa mkondo wa ripple [mA/rms] | ESR/Impedans [Ωmax] | Maisha (saa) | Uthibitisho |
LKDN2002G101MF | -40~105 | 400 | 100 | 20 | 20 | 410 | 1330 | 0.625 | 8000 | AEC-Q200 |
LKDN2502G121MF | -40~105 | 400 | 120 | 20 | 25 | 490 | 2088 | 0.565 | 8000 | AEC-Q200 |
LKDN2502G151MF | -40~105 | 400 | 150 | 20 | 25 | 610 | 2088 | 0.547 | 8000 | AEC-Q200 |
LKDK2502G181MF | -40~105 | 400 | 180 | 22 | 25 | 730 | 2250 | 0.513 | 8000 | AEC-Q200 |
LKDK3102G221MF | -40~105 | 400 | 220 | 22 | 31 | 890 | 2320 | 0.502 | 8000 | AEC-Q200 |
LKDM2502G221MF | -40~105 | 400 | 220 | 25 | 25 | 890 | 2450 | 0.502 | 8000 | AEC-Q200 |
LKDK4102G271MF | -40~105 | 400 | 270 | 22 | 41 | 1090 | 2675 | 0.471 | 8000 | AEC-Q200 |
LKDM3002G271MF | -40~105 | 400 | 270 | 25 | 30 | 1090 | 2675 | 0.471 | 8000 | AEC-Q200 |
LKDK4602G331MF | -40~105 | 400 | 330 | 22 | 46 | 1330 | 2820 | 0.455 | 8000 | AEC-Q200 |
LKDM3602G331MF | -40~105 | 400 | 330 | 25 | 36 | 1330 | 2753 | 0.455 | 8000 | AEC-Q200 |
LKDK5002G391MF | -40~105 | 400 | 390 | 22 | 50 | 1570 | 2950 | 0.432 | 8000 | AEC-Q200 |
LKDM4102G391MF | -40~105 | 400 | 390 | 25 | 41 | 1570 | 2950 | 0.432 | 8000 | AEC-Q200 |
LKDM4602G471MF | -40~105 | 400 | 470 | 25 | 46 | 1890 | 3175 | 0.345 | 8000 | AEC-Q200 |
LKDM5102G561MF | -40~105 | 400 | 560 | 25 | 51 | 2250 | 3268 | 0.315 | 8000 | AEC-Q200 |
LKDK2502W121MF | -40~105 | 450 | 120 | 22 | 25 | 550 | 1490 | 0.425 | 8000 | AEC-Q200 |
LKDM2502W151MF | -40~105 | 450 | 150 | 25 | 25 | 685 | 1653 | 0.36 | 8000 | AEC-Q200 |
LKDK3102W151MF | -40~105 | 450 | 150 | 22 | 31 | 685 | 1740 | 0.36 | 8000 | AEC-Q200 |
LKDN3602W181MF | -40~105 | 450 | 180 | 20 | 36 | 820 | 1653 | 0.325 | 8000 | AEC-Q200 |
LKDM3002W181MF | -40~105 | 450 | 180 | 25 | 30 | 820 | 1740 | 0.325 | 8000 | AEC-Q200 |
LKDN4002W221MF | -40~105 | 450 | 220 | 20 | 40 | 1000 | 1853 | 0.297 | 8000 | AEC-Q200 |
LKDM3202W221MF | -40~105 | 450 | 220 | 25 | 32 | 1000 | 2010 | 0.297 | 8000 | AEC-Q200 |
LKDK4602W271MF | -40~105 | 450 | 270 | 22 | 46 | 1225 | 2355 | 0.285 | 8000 | AEC-Q200 |
LKDM3602W271MF | -40~105 | 450 | 270 | 25 | 36 | 1225 | 2355 | 0.285 | 8000 | AEC-Q200 |
LKDK5002W331MF | -40~105 | 450 | 330 | 22 | 50 | 1495 | 2560 | 0.225 | 8000 | AEC-Q200 |
LKDM3602W331MF | -40~105 | 450 | 330 | 25 | 36 | 1495 | 2510 | 0.245 | 8000 | AEC-Q200 |
LKDM4102W331MF | -40~105 | 450 | 330 | 25 | 41 | 1495 | 2765 | 0.225 | 8000 | AEC-Q200 |
LKDM5102W471MF | -40~105 | 450 | 470 | 25 | 51 | 2125 | 2930 | 0.185 | 8000 | AEC-Q200 |
LKDK2502H101MF | -40~105 | 500 | 100 | 22 | 25 | 510 | 1018 | 0.478 | 8000 | AEC-Q200 |
LKDK3102H121MF | -40~105 | 500 | 120 | 22 | 31 | 610 | 1275 | 0.425 | 8000 | AEC-Q200 |
LKDM2502H121MF | -40~105 | 500 | 120 | 25 | 25 | 610 | 1275 | 0.425 | 8000 | AEC-Q200 |
LKDK3602H151MF | -40~105 | 500 | 150 | 22 | 36 | 760 | 1490 | 0.393 | 8000 | AEC-Q200 |
LKDM3002H151MF | -40~105 | 500 | 150 | 25 | 30 | 760 | 1555 | 0.393 | 8000 | AEC-Q200 |
LKDK4102H181MF | -40~105 | 500 | 180 | 22 | 41 | 910 | 1583 | 0.352 | 8000 | AEC-Q200 |
LKDM3202H181MF | -40~105 | 500 | 180 | 25 | 32 | 910 | 1720 | 0.352 | 8000 | AEC-Q200 |
LKDM3202H221MF | -40~105 | 500 | 220 | 25 | 32 | 1110 | 1975 | 0.285 | 8000 | AEC-Q200 |
LKDM4102H271MF | -40~105 | 500 | 270 | 25 | 41 | 1360 | 2135 | 0.262 | 8000 | AEC-Q200 |
LKDM5102H331MF | -40~105 | 500 | 330 | 25 | 51 | 1660 | 2378 | 0.248 | 8000 | AEC-Q200 |
LKDN3002I101MF | -40~105 | 550 | 100 | 20 | 30 | 560 | 1150 | 0.755 | 8000 | AEC-Q200 |
LKDM2502I101MF | -40~105 | 550 | 100 | 25 | 25 | 560 | 1150 | 0.755 | 8000 | AEC-Q200 |
LKDK3602I121MF | -40~105 | 550 | 120 | 22 | 36 | 670 | 1375 | 0.688 | 8000 | AEC-Q200 |
LKDM3002I121MF | -40~105 | 550 | 120 | 25 | 30 | 670 | 1375 | 0.688 | 8000 | AEC-Q200 |
LKDK4102I151MF | -40~105 | 550 | 150 | 22 | 41 | 835 | 1505 | 0.625 | 8000 | AEC-Q200 |
LKDM3002I151MF | -40~105 | 550 | 150 | 25 | 30 | 835 | 1505 | 0.625 | 8000 | AEC-Q200 |
LKDK4602I181MF | -40~105 | 550 | 180 | 22 | 46 | 1000 | 1685 | 0.553 | 8000 | AEC-Q200 |
LKDM3602I181MF | -40~105 | 550 | 180 | 25 | 36 | 1000 | 1685 | 0.553 | 8000 | AEC-Q200 |
LKDK5002I221MF | -40~105 | 550 | 220 | 22 | 50 | 1220 | 1785 | 0.515 | 8000 | AEC-Q200 |
LKDM4102I221MF | -40~105 | 550 | 220 | 25 | 41 | 1220 | 1785 | 0.515 | 8000 | AEC-Q200 |
LKDM5102I271MF | -40~105 | 550 | 270 | 25 | 51 | 1495 | 1965 | 0.425 | 8000 | AEC-Q200 |
LKDN3602J101MF | -40~105 | 600 | 100 | 20 | 36 | 610 | 990 | 0.832 | 8000 | AEC-Q200 |
LKDM2502J101MF | -40~105 | 600 | 100 | 25 | 25 | 610 | 990 | 0.832 | 8000 | AEC-Q200 |
LKDK3602J121MF | -40~105 | 600 | 120 | 22 | 36 | 730 | 1135 | 0.815 | 8000 | AEC-Q200 |
LKDM3002J121MF | -40~105 | 600 | 120 | 25 | 30 | 730 | 1240 | 0.815 | 8000 | AEC-Q200 |
LKDK4102J151MF | -40~105 | 600 | 150 | 22 | 41 | 910 | 1375 | 0.785 | 8000 | AEC-Q200 |
LKDM3602J151MF | -40~105 | 600 | 150 | 25 | 36 | 910 | 1375 | 0.785 | 8000 | AEC-Q200 |
LKDM4102J181MF | -40~105 | 600 | 180 | 25 | 41 | 1090 | 1565 | 0.732 | 8000 | AEC-Q200 |
LKDM4602J221MF | -40~105 | 600 | 220 | 25 | 46 | 1330 | 1670 | 0.71 | 8000 | AEC-Q200 |
LKDM5102J271MF | -40~105 | 600 | 270 | 25 | 51 | 1630 | 1710 | 0.685 | 8000 | AEC-Q200 |