Taw qhia rau cov yam ntxwv ntawm xaum soldering hlau thiab taw tes soldering hlau
1. cwj mem-zoo li tus soldering hlau
Hom soldering hlau no feem ntau muaj cov lus taw qhia thiab tuaj nyob rau hauv ob hom: adjustable kub thiab tsis-adjustable kub.
Nws cov yam ntxwv yog: pheej yig, haum rau soldering plug-in Cheebtsam, uas tsis yog-kub-kub-hloov cwj mem-zoo li tus hluav taws xob soldering hlau, uas yuav oxidize nrog rau lub sij hawm ntev kub, thiab cov taw tes taw yuav tsis tau tinned.
Rau LQFP thiab TSSOP tej pob khoom, taw tes soldering hlau feem ntau nyuaj rau siv thiab tsis tuaj yeem hloov nrog riam-ntug soldering hlau cov lus qhia, uas muaj kev txwv loj.
Nws yog tsuas yog rau vuam plug-in Cheebtsam. Thaum ua qee qhov kev xav tau yooj yim vuam, koj tuaj yeem siv cov khoom siv hluav taws xob tsis zoo.
2. Taw tes soldering hlau
Vuam chaw nres tsheb feem ntau yog qhov ntsuas kub-kho tau, thiab qee qhov tau nruab nrog cov phom cua sov. Tus thawj ib tug muaj ib tug ntse ntsis, tab sis vim cov qauv compatibility, nws yuav tsum tau hloov nrog ib tug hniav hau.
Thaum siv cov ntsia hlau ntsia hlau, rau cov khoom siv hluav taws xob dav dav, qhov ntsuas kub tuaj yeem hloov kho li ntawm 350. Thaum lub PCBA tsim los nrog cov kiv cua cua sov, qhov ntsuas kub tuaj yeem tsim nyog los xyuas kom meej tias qhov kub tuaj yeem yaj cov tin ntawm PCBA.
Vim hais tias cov hniav ntawm cov hlau taub hau tuaj yeem ua tau zoo rau cov pins ntawm SOP / TSSOP / LQFP pob, nws yuav yooj yim dua thaum tshem cov tin.
Yuav ua li cas nrog soldering hlau hlawv
Qhov hu ua hlawv ntawm cov hlau soldering txhais tau hais tias lub tin tsis tuaj yeem txuas nrog. Yog vim li cas yog tias qhov kub ntawm cov hlau taub hau yog siab dhau lawm thiab qhov saum npoo yog oxidized heev. Feem ntau muaj ob txoj hauv kev los tiv thaiv burnout:
1. Lub zog sib cuam tshuam rau: Thaum lub sij hawm vuam, ib zaug cov hlau soldering kub ncav cuag qhov kub thiab txias, lub hwj chim yuav raug txiav tawm kom tsis txhob overheating thiab oxidation.
2. Txoj kev ua kom txias: Siv lub ntsuas cua txias.
Yuav ua li cas tom qab hlawv
1. Siv rab riam tshem tawm cov oxide txheej ntawm qhov chaw.
2. Muab cov oxidized tooj liab tso rau hauv lub thawv uas muaj ethanol (1-2 feeb). Tom qab cov tooj liab oxide thiab ethanol tau rhaub los tsim cov tshuaj tiv thaiv, cov tooj liab raug txo. Ethanol tsis muaj kev cuam tshuam corrosive rau ntawm lub taub hau hlau.
