1 Gabatarwa

Ƙarshen saman yana da mahimmanci ga buguwar allon da'ira PCB aminci da aiki. Zinare mai kauri mai kauri da zinare na nutsewa ENIG Electroless Nickel Immersion Zinariya dabarun saka zinare ne guda biyu da ake amfani da su sosai. Wannan rahoton yana kimanta halayen fasaha, fa'idodi, iyakancewa, da dacewa da aikace-aikace.

2 Bayanin Tsari

Zinare Mai Wutar Lantarki

Hanya. Jadawalin sinadaran lantarki ta amfani da tushen waje na yanzu.
Yadudduka. Yawanci yana buƙatar nickel underlayer 25 μm sannan saitin zinari 005025 μm.
Mabuɗin Siffofin.
Babban karko saboda kauri mai kauri.
Mafi dacewa don aikace-aikacen manyan tufafi misali masu haɗin kai.
Yana buƙatar hadadden abin rufe fuska don zaɓin plating.

B Immersion Gold ENIG

Hanya. Halin ƙaurawar sinadarai ta atomatik ba tare da halin yanzu na waje ba.
Yadudduka. Nickelphosphorus Layer 36 μm bakin ciki na zinari 00301 μm.
Mabuɗin Siffofin.
Zubar da Uniform a kan duk fallasa saman jan ƙarfe.
Flat surface manufa domin finepitch aka gyara.
Mai saukin kamuwa da lahani na baƙar fata idan sarrafa tsari ya gaza.

3 Maɓalli Maɓalli Kwatancen

Sigar Electroplated Zinare Immersion Zinare ENIG
Kula da kauri. Daidaitaccen daidaitacce ta hanyar halin yanzu. Matsayin kai mai iyaka.
Taurin Sama. High wuya zinariya 130200 HV. Low gwal mai laushi 7090 HV.
Farashin Maɗaukakin ƙarfin kayan aiki. Ƙananan sauƙaƙe tsari.
Solderability. Kyakkyawan yana buƙatar juzu'i. Kyakkyawan oxidation resistant.
Waya Bonding. Madalla. Matalallen bakin ciki Au.
Tsarin Tsari. Babban abin rufe fuska na yanzu. Matsakaicin sarrafa phtemp.
Tasirin Muhalli. Manyan wuraren wanka na tushen cyanide. Ƙananan ROHS masu yarda da wanka.

4 Amfani Iyakance

Electroplated Zinariya

Ribobi
Babban juriya na lalacewa don abokan hulɗa.
Mafi kauri Au Layer yana ba da damar maimaita pluggingunplugging.
Mai jituwa tare da haɗin waya.
Fursunoni
Yawan amfani da makamashin abin duniya.
Hadarin overplating ko samuwar dendrite.

Immersion Zinariya

Ribobi
Mai tsada ga hadaddun geometry.
Flat surface don taron SMT.
Tsarin yarda da ROHS.
Fursunoni
Sirin Au Layer yana iyakance karko.
Lalacewar nickel yana haɗarin lahani na baƙar fata.
Bai dace da sigina mai girma ba Ni Layer fata tasirin.

5 Shawarwari na Aikace-aikace

Electroplated Zinariya.
Highreliability haši na soja aerospace PCBs.
Aikace-aikacen da ke buƙatar haɗin haɗin waya misali IC substrates.
Immersion Zinariya.
Mabukaci kayan lantarki finepitch abubuwan BGAQFN.
Ayyuka masu tsada tare da matsakaicin buƙatun dorewa.

6 Kammalawa

Electroplated zinariya ya yi fice a cikin ƙarfin injina da aikace-aikace na musamman amma yana haifar da ƙarin farashi. Zinariya na nutsewa yana ba da madaidaicin bayani don yawancin ƙirar PCB na kasuwanci yayin da rage wahalar tsari. Zaɓin ya dogara da buƙatun aiki, kasafin kuɗi, da muhallin ƙarewa. Hanyoyi masu haɗaka misali zaɓaɓɓen electroplating ENIG ana ƙara karbe su don haɓaka ƙimar ƙima.