Qhov tuab ntawm ENIG plating tiv thaiv kev xeb ntawm cov ntaub dub, khaws cia kev sib koom ua ke ntawm cov khoom sib txuas, thiab txhawb nqa qhov tsawg kawg nkaus ntawm kev tiv thaiv kev sib cuag. Nickel ntawm 3–6 μm muab cov khoom sib kis tsis tu ncua rau cov ntaub tooj liab thiab tswj cov kab hluav taws xob, thaum 0.05–0.15 μm kub tiv thaiv cov nickel los ntawm kev ua kom tsis txhob muaj oxidation kom txog thaum muaj kev sib txuas. Kev hloov pauv hauv qab 3 μm nickel lossis 0.05 μm kub ua rau muaj kev tsis sib cuag ntau ntxiv hauv cov PCBs uas muaj qhov ceev ceev, zoo.
Kev Ntsuas Qhov Thickness ntawm Plating hauv PCB Manufacturing
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Txheej Txheem Txheej Txheem ENIG Plating
ENIG plating pib nrog kev tso cov electroless nickel rau ntawm cov ntaub tooj liab, siv cov tshuaj lom neeg los tsim cov txheej nickel-phosphorus sib npaug. Qhov tuab ntawm nickel cuam tshuam ncaj qha rau lub zog kho tshuab thiab kev ua hluav taws xob - cov nqi sab nraum 2.5–7 μm ntau ntxiv ua rau kev sib dhos tsis ua haujlwm thiab txo cov khoom siv ntev. Cov kauj ruam kub immersion overlays nickel nrog 0.05–0.23 μm kub ntawm ionic displacement, muab kev npog tsis muaj qhov khoob thiab cov qauv noob meej. Kev tswj hwm ntawm nickel-phosphorus piv txiav txim siab qhov zoo ntawm qhov tiav, thaum cov kub tuab sib xws tiv thaiv kev tsiv teb tsaws chaw nickel thiab txo qhov kev pheej hmoo ntawm kev xeb. Lub Lonnmeter LONN-T850 XRF tester ntsuas ob txheej kom meej, ua rau muaj kev tswj hwm zoo PCB plating thiab ua raws li ENIG plating thickness cov qauv.
Cov Lus Qhia Txog Qhov Thickness thiab Cov Hom Phiaj Zoo rau ENIG
Qhov tuab ntawm cov hlau nickel plating rau ENIG yuav tsum nyob hauv 2.5–7 μm kom ua tau raws li cov qauv IPC-4552B, nrog rau qhov kev ntseeg siab tshaj plaws uas tau txais los ntawm 3.0–6.0 μm. Cov khoom siv nickel no ua kom muaj kev sib txuas zoo, muaj kev thaiv ruaj khov rau kev sib kis tooj liab, thiab kev tiv thaiv xeb zoo hauv cov qauv PCB siab thiab cov qauv ib txwm muaj. Kub immersion yuav tsum ntsuas 0.05–0.23 μm, ua kom zoo dua kev tiv thaiv nickel thaum tiv thaiv cov pob qij txha brittle; qhov kub ntau tshaj plaws thiab txhim khu kev qha yog 0.05–0.15 μm rau kev siv ntau lawm.
Kev ua tsis raws li cov qauv tuab ntawm cov plating no ua rau muaj kev pheej hmoo ntawm qhov tsis zoo. Cov txheej nickel hauv qab 2.5 μm ua rau xeb sai, dub, thiab cov pob qij txha tsis muaj zog. Nickel ntau dhau tuaj yeem ua rau muaj kev ntxhov siab sab hauv tab sis tsis tshua muaj qhov tsis ua haujlwm hauv cov kev txwv tshwj xeeb. Kub nyias dua 0.05 μm ua rau nickel oxidation, ua rau lub sijhawm khaws cia thiab kev sib txuas tsis zoo. Kub saum toj no 0.23 μm ua rau cov dej tsis zoo, kub yaj ntau, thiab cov pob qij txha tsis txhim khu kev qha vim yog embrittlement.
Kev tswj hwm ENIG tuab kom zoo yuav tiv thaiv tau qhov nickel hloov mus rau hauv kub, tswj tau qhov tiv taus siab thiab tiv thaiv kom tsis txhob muaj qhov tsis ua haujlwm tsawg. Cov qauv noob ntoo meej hauv ob txheej ua kom muaj kev ua haujlwm zoo thiab qhov chaw tiav zoo ib yam, qhov tseem ceeb rau qhov tiv taus qis hauv cov chaw txuas thiab BGA. Cov cuab yeej ntsuas Lonnmeter XRF uas ua haujlwm tag nrho xa cov kev ntsuas ncaj qha ntawm ob txheej nickel thiab kub, txhawb nqa cov lus qhia zoo nruj no thoob plaws txhua qhov ntsuas PCB.
Cov txiaj ntsig tseem ceeb ntawm ENIG rau cov laug cam luam tawm
ENIG muab kev sib txuas zoo dua, ua rau muaj kev tso cov khoom zoo thiab cov khoom ntom ntom ntawm cov laug cam luam tawm. Cov kub nruj ua rau muaj kev sib txuas zoo dua, txhawb kev sib txuas tsis tu ncua thiab tsis muaj qhov tsis zoo. Cov txheej txheem nickel sib xws hauv qab kub tiv thaiv kev oxidation thiab kev tsiv teb tsaws chaw, ua kom muaj zog tiv thaiv corrosion thiab txhawb nqa ntau lub voj voog soldering. Hauv kev tshawb fawb tswj hwm, ENIG PCB tiav ua tau zoo dua HASL los ntawm kev tswj hwm qis dua kev sib cuag thiab txhim kho kev ruaj khov hauv qab av noo siab thiab kev ntxhov siab thermal. Rau kev tsim khoom siv hluav taws xob siab heev, ENIG tiav ua kom muaj kev ntseeg siab ntawm cov thev naus laus zis mount saum npoo thiab tiv thaiv kev puas tsuaj ib puag ncig.
Txhim Kho Koj Cov Txheej Txheem PCB nrog LONN-T850 XRF Plating Thickness Tester
Cov yam ntxwv siab heev ntawm LONN-T850 XRF Analyzer
Lonnmeter's LONN-T850 XRF plating thickness tester siv lub high-resolution Silicon Drift Detector (SDD) los ntsuas qhov tseeb ntawm cov txheej nickel-phosphorus thiab kub hauv PCB printed circuit board manufacturing. Lub tshuab ntsuas no ua tiav qhov tseeb ntawm cov tuab mus txog rau nanometers, uas tseem ceeb rau kev ua tau raws li ENIG plating thickness standards. Cov txheej txheem ntsuas XRF uas koom ua ke hauv LONN-T850 muab cov nqi throughput uas tsim nyog rau cov kab ntau lawm, txhawb kev tshuaj xyuas batch txog li 300 tus qauv ib teev. Kev tau txais cov ntaub ntawv sai ua rau muaj kev tawm tswv yim tam sim ntawd, tshem tawm cov kev ncua sij hawm uas feem ntau tshwm sim hauv cov txheej txheem puas tsuaj.
Kev Sib Koom Tes Tsis Muaj Kev Sib Txuas Nrog PCB Kev Tsim Khoom Ua Haujlwm
Cov yam ntxwv tshaj tawm tsis siv neeg ua kom ntseeg tau tias muaj kev taug qab rau txhua tus PCB ntsuas, ua raws li cov kev cai tswj hwm zoo hauv kev tsim thiab tsim cov ntawv luam tawm Circuit Board. Lub interface yooj yim rau tus neeg siv, tsim los rau lub sijhawm kawm tsawg kawg nkaus, ua rau cov neeg ua haujlwm tshiab thiab cov kws ua haujlwm paub dhau los siv tau sai. Tag nrho cov ntaub ntawv ntsuas tuaj yeem xa tawm rau kev tswj hwm cov txheej txheem suav lej thiab kev tshuaj xyuas kev tshuaj xyuas, ua kom yooj yim rau kev ua raws li cov txheej txheem electroless nickel immersion gold plating specifications.
Kev Ua Tau Zoo Tshaj Plaws hauv ENIG Plating Control
Kev tiv thaiv qhov tsis zoo ua ntej yog ua tiav los ntawm kev cim qhia qhov sib txawv ua ntej sib dhos, txhawb nqa qhov zoo tshaj plaws ntawm PCB plating zoo tshaj plaws. Lub peev xwm ntau txheej tib lub sijhawm ntawm lub tshuab tshuaj ntsuam tiv thaiv kev hloov pauv nickel thiab ua kom muaj zog sib txuas, dhau ntawm cov txheej txheem ib txwm muaj rau kev ntsuas qhov tuab ntawm PCB. Cov ntaub ntawv siv txuas ntxiv mus los ntawm kev siv kub electroless nickel immersion hauv cov khoom siv hluav taws xob mus rau ENIG vs. HASL PCB tiav, muab cov txiaj ntsig zoo thiab txhim khu kev qha rau kev tsim cov ntawv luam tawm Circuit Court.
Thov ib daim ntawv qhia nqe rau lub tshuab ntsuas XRF LONN-T850
Pab neeg ua haujlwm pabcuam ntawm Lonnmeter pab nrog cov lus pom zoo thiab kev txhawb nqa cov txheej txheem, ua kom yooj yim dua rau kev txhim kho zoo thiab kev txhim kho cov txiaj ntsig thoob plaws cov hlau nickel kub plating rau cov laug cam circuit. Daim ntawv thov digital ua rau muaj kev daws teeb meem tshwj xeeb, ua kom yooj yim rau cov txheej txheem hais nqe rau cov engineers thiab cov neeg yuav khoom.
Cov Lus Nug Feem Ntau
Kev ntsuas tuab plating yog dab tsi thiab vim li cas nws thiaj li tseem ceeb rau kev ntseeg siab ntawm PCB?
Kev ntsuas qhov tuab ntawm cov plating ntsuas cov txheej nickel thiab kub ntawm cov nplaim PCB. Qhov tuab uas tsis sib xws ua rau tsis yooj yim solder, ua rau muaj kev xeb ntawm cov phaj dub, thiab ua rau kub hloov pauv sai dua.
Cov tuab uas pom zoo rau ENIG plating hauv PCB ntau lawm yog dab tsi?
Cov lus qhia kev lag luam teev cov nickel ntawm 2.5–7 μm thiab kub ntawm 0.05–0.23 μm. Cov ntau yam no ua rau muaj kev ntseeg siab ntawm cov khoom sib txuas, tiv thaiv kev xeb nickel, thiab thaiv kev hloov pauv kub thaum txo qis kev siv kub tsis tsim nyog.
Lub sijhawm tshaj tawm: Lub Peb Hlis-19-2026
