Isikhokelo kwi-LM340 Voltage Umlawuli, Uqwalaselo lwePIN, amanqaku, kunye nesekethe
2024-11-22 947

I-LM340 ngumlawuli onokuthenjwa uMlawuli onokuthenjwa eyenzelwe ukubonelela ngemveliso eyi-1.5-ye-Ampreere kwizicelo ezahlukeneyo.Isebenza ngokufanelekileyo kwi-voltage ye-5V ukuya kwi-24v, idibanisa ukhuseleko lwe-thermal yokukhusela ukunqanda ukugqithisa nokuqina.Isetyenziswe ngokubanzi kwi-elektroniki kwi-elektroniki kunye neenkqubo zemizi-mveliso, idlala indima kulawulo lwamanqanaba e-voltage yezixhobo ezifana ne-microntntroller kunye nezixhobo zonxibelelwano.Intsebenzo yayo ethembekileyo kunye nokuchaneka kwenze ukuba ibe lukhulu kwiindawo ezinolwazelelelo ze-elektroniki, ekugxininiseni ukubaluleka kokukhetha izinto ngononophelo kunye nokuvavanywa kokwenza umsebenzi ngendlela efanelekileyo.

Ikhathalogu

I-LM340 yoqwalaselo lwePidiout

Igama lePIN	Pin hayi.	I / o	Inkcazo
Igalelo	1	I	I-PowTeter yeVolting
Gnd	2	I / o	IPIN yePIN
Imveliso	3	O	I-Viness Vinick Vin

Imodeli ye-CAD ye-LM340

Lm340 Ushwankathelo

I Lm340 Ngaba umlawuli oqinisekileyo we-filtage oqinisekileyo olwenzelwe ukusebenza ngokuzinzileyo, onokuqulunqwa ukuthuthuzela ngoku, ukuvalwa kwe-thermal, kunye nembuyekezo yendawo ekhuselekileyo yokhuseleko.Isebenza ngokufezekileyo ubushushu, ukuhambisa i-ruscation yemveliso engapheliyo ukuya kwi-1.5 Amperes.Ukuphakanyiswa komda wangoku uMlawuli kunye nezinto ezixhunyiweyo kuMonakalo ngenxa yendlela egqithisileyo, qinisekisa uzinzo lwenkqubo, ngelixa i-thermal shutdown ithintela ukugqitha ngokuzenzekelayo, kwandisa ubomi bayo.Imbuyekezo yendawo ekhuselekileyo igcina ukusebenza kakuhle ngokugcina iimeko zomthwalo kwimida ekhuselekileyo yokusebenza, ukunciphisa impahla kunye nemfuno yolondolozo.Ukusebenzisa ubushushu obushushu okanye iindlela zokupholisa kunokusenza ngakumbi ukusebenza kwe-LM340, ukuthintela ukugqithisa nokuxhasa ukusebenza kwexesha elide kwizicelo ezahlukeneyo.

Inkcazo yobugcisa

Ukucaciswa kwezixhobo zeTexas Lm340t-15.

Uhlobo	Iparameter
Umnqa wobomi Inqanaba	Ntrnd (Igqityiwe ukuhlaziywa: kwiintsuku ezi-2 ezidlulileyo)
Intaba	Nge Umngxunya
Ukunyuka Uhlobo	Nge Umngxunya
Iphakheji / Ityala	Ukuya kwi-220-3
Inombolo Kwizikhonkwane	3
Ubunzima	2.29997 g
Isebenza Ubushushu	I-0 ° C ~ I-125 ° C
Ukupakisha	Ityhubhu
UJesd-609 Ikhowudi	e0
Inxenye Inqanaba	Hayi Yoyilo olutsha
Ukufuma Imeko yemvakalelo (msl)	1 (Ingenamda)
Inombolo yokupheliswa	3
Ukupheliswa	Nge Umngxunya
I-Eccn Ikhowudi	Indlebe9
Indawo yokukhwelela Gqiba	I-tin / isikhokelo (I-SN / PB)
Indawo yokukhwelela Isikhundla	Tshatile
Incopho Vele ubushushu (° C)	Hayi Icacisiwe
Inombolo yemisebenzi	1
Indawo yokukhwelela I-pitch	2.54 mm
Fikelela Ikhowudi yokuthobela	hayi_compliant
Okwangoku Umlinganiso	1 a
Ixesha @ I-peak iqondo lobushushu (i-max)	Hayi Icacisiwe
Isiseko Inombolo yendawo	Lm340
IPIN Ukubala	3
Inombolo yokuphuma	1
Isiqinisekiso Inqanaba	Hayi Bafanelekile
I-Voltage -Igalelo (Max)	I-35 v
Imveliso I-Voltage	I-15 v
Imveliso Uhlobo	Ilungisiwe
Max Iziphumo zangoku	1 a
I-Voltage	I-15 v
Max Ukuhambisa i-voltage	30 v
Imiz Ukuhambisa i-voltage	17.5 V
Imveliso Isimo	Ikhanyanisi
Quescent Okwangoku	8 Ma
Ukuchaneka	± 2%
Max Imveliso yemveliso	I-15 v
Imveliso I-voltage 1	I-15 v
Inombolo yabalawuli	1
Imiz I-Plowlity voltage	17.7 V
Ukhuseleko Iimbonakalo	Ngaphezulu Ubushushu, isekethe emfutshane
I-Voltage I-Dropout (i-max)	2 v @ 1 a
I-psrr	I-80 dB (120 hz)
Phume phakathi I-Voltage	2.9 v
Phume phakathi I-voltage 1 (i-)	I-2 v
Amandla Ukubonelela ngokwala i-ratio (i-PSRRR)	I-80 dB
Ukuthintela Imveliso yemveliso	I-15 v
Imveliso Ukuchaneka kwe-Voltage	± 2%
Ukuphakama	4.7 mm
Ubude	14.986 mm
Ububanzi	10.16 mm
Ubukhulu	4.572 mm
Fikelela Svhc	Hayi Svhc
Rohs Inqanaba	I-non-rohs Uthobela
Khokelela Simahla	Iqulethe Khokelela

Iimpawu ze-LM340

• Imveliso yangoku ukuya kwi-1.5 A -Hambisa ubonelelo oluthembekileyo lwangoku lokuhambisa uluhlu lweesekethe kunye neziphaluka.

• Ifumaneka kwi-5-v, i-12-v, kunye ne-15-v -Ukugxila ekukhetheni kweevoli ukutshatisa iimfuno ezithile zesicelo.

• Iziphumo zemveliso ye-Vintury ze-2% kwi-TJ = 25 ° C (LM340A) -Uqinisekisa ukumiselwa kwe-voltage, ukugcina ukusebenza okungaguqukiyo phantsi kweemeko ezisemgangathweni.

• Ummiselo womgca we-0.01% / v kwi-1-umthwalo (LM340A) - Inika i-ExpalMel Expresment v ariat ion eneenguqu kwi-inftage, ukuqinisekisa ukusebenza okuzinzileyo.

• Ummiselo womthwalo we-0.3% / A (LM340A) -Igcina i-voltage yemveliso engagungqiyo nangemijelo yoMthwalo oQhelekileyo, ukuphucula ukuthembeka.

• I-thermal yangaphakathi ye-thermal, isekethe yefutshane, kunye nokukhuselwa kweSoa -Khusela uMlawuli kunye nezinto ezixhunyiweyo kwi-overse ekhawulezayo, ngaphezulu, kunye nokusebenza okungakhuselekanga.

• Ifumaneka kwi-spas-boring ye-SCH-223 yephakheji I-compact yoyilo inceda ukusetyenziswa ngokufanelekileyo kwendawo ye-PCB kwiindlela eziqinileyo.

• Ukungabinakho ukungabinakho ukungazinzanga - Yenza lula uyilo lwesekethe ngokususa imfuno ye-AChicitors yangaphandle ukuze ugcine uzinzo.

I-LM340 block umzobo

Izicelo ze-LM340

• Izinto zokuBoniswa kweMizi-mveliso -Unikezela ngokumiselwa kwe-voltagen yezixhobo ezinokuthenjwa kwiinkqubo zeshishini, ukuqinisekisa ukusebenza okungaguqukiyo phantsi kwemithwalo eyahlukeneyo.

• Ummiselo weSMPS -Isetyenziselwa ukuthoba kwaye uzinze uzinzise iziphumo zokutshintsha iimpahla zamandla, ukuphucula ukuchaneka kwe-voltage kunye nokunciphisa ingxolo.

• Iinkqubo ze-HVAC -Ulawula amandla okufudumeza, umoya ovuthuzayo, kunye neenkqubo zomoya zokusebenza ngokufanelekileyo nangokungaguqukiyo.

• Abanini beverter -Uqinisekisa ukumiselwa kwezizinzo ezizinzileyo kwisekethe, ukuphucula ukuhanjiswa kwamandla kunye nokuthembeka kwenkqubo.

• Uvavanyo kunye nezixhobo zokulinganisa -Gcina amanqanaba eVolticy Firetage ukuqinisekisa ukuchaneka kunye nokuthembeka kwizixhobo ezinobuthathaka kunye nezixhobo zovavanyo.

• I-DC eqaqambileyo kunye ne-DC ye-DC ye-DC -Unika amandla agunyazisiweyo kubaqhubi bezithuthi, ukuxhasa ukusebenza kakuhle kunye nokuphuculwa kolawulo lwemoto.

• I-solar yamandla e-Iner -Ukuzinza amandla kwi-orhers ye-solar, ukuqinisekisa ukuguqulwa okusebenzayo kwamandla kunye nokuthembeka kwenkqubo ekuthembekeni kwamandla ahlaziyiweyo.

Ukuhlengahlengisa i-Votimel Powtage nge-LM340

Le sekethe ithe tye isebenzisa i-LM340 ukufezekisa i-voltage yokukhupha, ikhokelwa yile fomyula:

Ukonyusa umthamo we-LM340

Olu hlengahlengiso luxhasa iziphumo ezilawulwa kwi-5A.I-Q1 ihlala ingasebenzi kumanqanaba aphantsi kwaye isebenza kuphela xa i-tippas ekhoyo ye-600ma.

Iinxalenye ezifanayo kunye neenkcazo ezinokuthelekiswa

Abathathu badweliswe kwilungelo lokwabelana ngelungelo lokuthelekiswa nezixhobo zeTexas LM340T-15.

Iparameter	Lm340t-15	Lm2940cct-12	Lm340t-12	Lm340t-5.0
Umvelisi	I-Texas Izixhobo	I-Texas Izixhobo	I-Texas Izixhobo	I-Texas Izixhobo
Iphakheji / Ityala	Ukuya kwi-220-3	Ukuya kwi-220-3	Ukuya kwi-220-3	Ukuya kwi-220
Inombolo Kwizikhonkwane	3	3	3	3
Inombolo yokuphuma	1	1	1	1
Max Iziphumo zangoku	1 a	1 a	1 a	1 a
Imiz I-Plowlity voltage	17.7 V	14.6 V	13.6 V	7.5 v
I-Voltage -Igalelo (Max)	I-35 v	I-35 v	26 v	-
Ukuthintela Imveliso yemveliso	I-15 v	I-12 v	I-12 v	I-5 v
Imveliso I-Voltage	I-15 v	I-12 v	I-12 v	-
Max Imveliso yemveliso	I-15 v	I-12 v	I-12 v	I-5 v
Ukuchaneka	I-2%	I-2%	-	I-2%
Phume phakathi I-Voltage	2.9 v	I-2 v	I-500 mv	2.5 v

Ubungakanani boMlawuli we-LM340

Iinkcukacha zomenzi

Izixhobo zeTexas, eziSekwe ngo-1958, zikhokelela ekudaleni iTekhnoloji yee-Elektroniki ezinjengeemoto kunye noomatshini bezamashishini.Baqesha abantu abangaphezu kwama-30,000 abantu kwihlabathi liphela, besebenza kwitekhnoloji entsha esenza izixhobo ezifanelekileyo kwaye zinokuthenjwa.Umsebenzi wabo uphucula indlela ezisebenza ngayo kwaye zinceda iimveliso zihlala ixesha elide kwaye zisebenza ngcono.Izixhobo zeTexas zigcina impumelelo ukuze zihlale ngaphambili kwicandelo lobuchwepheshe, zibethelela umdlali omkhulu kwishishini.