01020304
Kwatanta Bambance-bambance tsakanin ƙa'idodin IPC2 da IPC3
2024-06-13
| Kwatanta Bambance-bambance tsakanin ƙa'idodin IPC2 da IPC3 | ||
| Kwatanta bambance-bambance tsakanin ƙa'idodin IPC2 da IPC3 don PCBs na motoci: | ||
| Matakan IPC suna nuna matakin ingancin kowane nau'in allon da'ira da aka buga, kuma wasu masana'antun lantarki suna da ikon samar da samfuran IPC na farko da na biyu kawai. A cikin ɗan gajeren lokaci, ƙila ba za a sami bambanci mai mahimmanci ba, amma da lokaci, matsalolin ingancin samfura suna ƙara bayyana. Idan samfurin ku ya kasance na masana'antu kuma kun mai da hankali kan ƙimar samfurin na dogon lokaci, don Allah ku tabbata kun zaɓi mafi girman ma'auni. Ma'aunin inganci ya haɗa da IPC1, IPC2, IPC3, GJB362C-2021, AS9100 | ||
| faranti na ƙarfe (saman da rami): matsakaicin kauri na tagulla | ||
| IPC2 | IPC3 | |
| ●20um | ● 25um | |
| faranti na ƙarfe (saman da rami): kauri mafi ƙanƙanta na jan ƙarfe | ||
| IPC2 | IPC3 | |
| ●18um | ●20um | |
| voids a cikin layin farantin tagulla | ||
| IPC2 | IPC3 | |
| ●Bai kamata a sami fiye da rami ɗaya a cikin ramin ba. ●Yawan ramukan da ke ɗauke da ramuka ba zai wuce kashi 5% ba ●Tsawon ramin bai kamata ya wuce kashi 5% na tsawon ramin ba. ●Matsayin zagaye na ramin bai kamata ya wuce 90° ba. | ●Ba za a sami ramuka a cikin ramin ba. | |
| Rufewar ramuka a cikin Layer na gamawa | ||
| IPC2 | IPC3 | |
| ●Bai kamata a sami ramukan da suka wuce 3 a cikin ramin ba. ●Yawan ramukan da ke ɗauke da ramukan ba zai wuce 5% ba ●Tsawon ramukan bai kamata ya wuce 5% na tsawon ramin ba. ●Matsayin zagaye na ramukan bai kamata ya wuce 90° ba. | ●Bai kamata a sami fiye da gurbi ɗaya a cikin ramin ba, kuma adadin ramukan da ke ɗauke da gurbi bai kamata ya wuce kashi 5% ba. ●Tsawon ramin bai kamata ya wuce kashi 5% na tsawon ramin ba. ●Tsawon da'ira na wurin da babu komai ba zai wuce 90° ba. | |
| Ka'idoji na gaba ɗaya don rufin saman | ||
| IPC2 | IPC3 | |
| ●Bangaren da aka rufe da jan ƙarfe/rufi bai kamata ya wuce 1.25mm ba. | ●Bangaren da aka rufe da jan ƙarfe/rufi bai kamata ya wuce 0.8mm ba. | |
| alamar ƙwanƙwasa | ||
| IPC2 | IPC3 | |
| ●Muddin ana iya gane faɗin layin da ke samar da haruffa, za a iya rage shi zuwa kashi 50%. | ●Ana iya barin gefunan layukan da ke samar da haruffa su yi kasa a gwiwa idan aka samu ƙananan kurakurai. | |
| Alamar tambarin siliki ko tawada | ||
| IPC2 | IPC3 | |
| ●Muddin haruffan sun bayyana sarai, za a iya barin tawada ta yi tauri a wajen layukan haruffan. ●Muddin dai yanayin da ake buƙata ya kasance a bayyane, yanayin alamar yanayin yanayin zai iya jure rabuwar kai tsaye. ●Bai kamata tawada ta alamar ramin solder ɗin ɓangaren ta shiga cikin ramin shigar da ɓangaren ko kuma ta sa faɗin dama ya zama ƙasa da mafi ƙarancin faɗin zobe ba. | ●Muddin haruffan sun bayyana sarai, za a iya barin tawada ta yi tauri a wajen layukan haruffan. | |
| Narkewar soda | ||
| IPC2 | IPC3 | |
| ●Rangwamen soda ya bayyana a gefen gefen tsarin mai da wutar lantarki, wanda hakan ke haifar da raguwar tazara tsakanin layukan da ba zai kai ƙasa da mafi ƙarancin buƙatun da aka ƙayyade ba. A lokaci guda, wannan rangwamen soda bai riga ya kai ga dukkan gefen tsarin mai da wutar lantarki ba. | ●Ba a yarda a yi amfani da soda ba. | |
| Tazarar layi | ||
| IPC2 | IPC3 | |
| ●Duk wani haɗin lahani kamar gefunan layi masu kauri da kuma ƙwanƙolin jan ƙarfe ba zai haifar da raguwar fiye da kashi 30% na mafi ƙarancin tazara tsakanin layuka a wurare daban-daban ba. | ●Duk wani haɗin lahani kamar gefunan layi masu kauri da kuma ƙwanƙolin jan ƙarfe ba zai haifar da raguwar fiye da kashi 20% na mafi ƙarancin tazara tsakanin layuka a wurare daban-daban ba. | |
| Faɗin zoben waje na ramin da aka tallafa | ||
| IPC2 | IPC3 | |
| ●Matsayin karyewar ba zai wuce 90° ba kuma zai cika mafi ƙarancin buƙatun tazara ta gefe. ●Idan raguwar faɗin layi a yankin haɗin da ke tsakanin faifan solder da layin bai wuce kashi 20% na mafi ƙarancin faɗin layi da aka ƙayyade a cikin zane na injiniya ko tushen samarwa ba, an yarda da karyewar -90°. Bai kamata haɗin layin ya zama ƙasa da 0.05mm (0.0020 inci) ko mafi ƙarancin faɗin layi ba, duk wanda ya fi ƙanƙanta. | ●Ramin bai kasance a tsakiyar madaurin solder ba, amma faɗin zoben bai kamata ya zama ƙasa da 0.05mm (0.0020in) ba. ●Saboda lahani kamar ramuka, ramuka, ramuka, ramukan fil ko ramuka masu kaifi, an yarda a rage mafi ƙarancin faɗin zoben waje a cikin yankin da aka keɓe da kashi 20%. | |
| Faɗin zobe na ramin da ba shi da tallafi | ||
| IPC2 | IPC3 | |
| ●Ba a karya faɗin zoben ramin ba. | ●Faɗin rign a kowace hanya bai kamata ya zama ƙasa da 0.15mm (inci 0.00591) ba. Ga zoben ramin da ke yankin da aka karkata, saboda lahani kamar rami, ramuka, ramuka, ramukan fil ko ramuka masu kaifi, an yarda a rage mafi ƙarancin faɗin zoben waje da kashi 20%. | |
| Ƙirƙira mara kyau | ||
| IPC2 | IPC3 | |
| ●Za a yi wa ƙurajen da ba su da kyau ƙasa da 0.025mm (0.000984in). | ●Za a yi wa ƙurajen da ba su da kyau ƙasa da 0.013mm(0.000512in). | |
| Faɗin zoben ciki | ||
| IPC2 | IPC3 | |
| ●Matsayin karyewar bai kamata ya wuce digiri 90 ba. | ●Bai kamata mafi ƙarancin faɗin zobe ya zama ƙasa da 0.025mm (0.000984in) ba. | |
| Tasirin tsotsa na tsakiya | ||
| IPC2 | IPC3 | |
| ●Tasirin tsotsar zuciya bai kamata ya wuce 0.10mm (0.0040in) ba. | ●Tasirin tsotsar zuciya bai kamata ya wuce 0.08mm(0.0031in) ba. | |
| Tasirin tsotsa na ramin kaɗaici | ||
| IPC2 | IPC3 | |
| ●Tasirin tsotsar zuciya bai kamata ya wuce 0.10mm (0.0040in) ba. | ●Tasirin tsotsar zuciya bai kamata ya wuce 0.08mm(0.0031in) ba. | |
| Murfin murfin | ||
| IPC2 | IPC3 | |
| ●Ya kamata a sami zoben ramuka masu iya yin soka a cikin kewayon akalla 270° a kusa da kewayen. | ●Mafi ƙarancin faɗin ramin da za a iya soya a duk faɗin kewaye shine 0.13mm (0.00512in). | |
| Haɗuwa da ramukan sharewa akan allon murfin da allon stiffener | ||
| IPC2 | IPC3 | |
| ●Ya kamata a sami aƙalla zoben rami ɗaya mai iya narkewa a cikin kewayon 270° a kewaye. | ●Mafi ƙarancin faɗin ramin da za a iya soya a duk faɗin kewaye shine 0.13mm. ●Ga ramin da ba a tallafa masa ba, faɗin zoben ramin da za a iya soya ba zai zama ƙasa da 0.25mm ba. | |
| Haɗi tsakanin tsakiyar ƙarfe da bangon ramin da aka rufe | ||
| IPC2 | IPC3 | |
| ●Rabuwar da aka yi a wurin haɗakar ba za ta wuce kashi 20% na kauri na tsakiyar ƙarfe ba. Idan aka yi amfani da tsakiyar ƙarfe da aka lulluɓe da tagulla, ba za a sami rabuwa a ɓangaren haɗakar tagulla ba. | ●Ba za a sami rabuwa a ɓangaren haɗin ba. | |
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