Sirrin Tarin PCB Mai Lankwasa: Tsarin Layer ɗaya zuwa 4 da aka Fahimta (Jagorar PI/PET)
Fahimtar hakki Flex PCB mai haɗaka yana da matuƙar muhimmanci don daidaita aiki, farashi, da aminci. Wannan jagorar ta bayyana yadda ake zaɓar mafi kyawun zaɓi. tsarin Layer, abu, kuma ƙa'idodin ƙira don da'irori masu sassauƙa a cikin masana'antu, gami da na'urorin mota, na likitanci, na'urorin lantarki na masu amfani, da na'urorin da ake iya sawa.
I. PCB mai lankwasawa mai layi ɗaya: Aiki mai kauri
| Nau'i | Substrate | Kauri | Babban Amfani | Mafi kyawun Yanayin Amfani | Hadarin Kasawa Ba Tare da |
|---|---|---|---|---|---|
| Daidaitaccen Guda ɗaya | PI | 25μm | Mafi ƙarancin Farashi | Wayoyin hannu, Allunan hannu | Hawaye a cikin lanƙwasa masu ƙarfi |
| Mai Kauri Sosai | PI | 50μm | > Juriyar Hawaye 2X | Masu Haɗa Masana'antu | Ba a yarda da shi ba (Ingantaccen juriya) |
| Mai gaskiya | DABBOBI | 36μm | >85% na watsa haske | Rigunan LED, Nuni | Lalacewar UV |
Nasiha ga Injiniya: PET 36μm yana kashe kusan kashi 30% ƙasa da PI amma yana raguwa sama da 105°C. Kullum a tabbatar da ƙayyadaddun bayanai na zafi kafin a zaɓi.
II. PCB mai lankwasawa mai layi biyu: Daidaita Wayoyi da Dorewa
| Nau'i | Dokar Tsarin Mahimmanci | Shawarar Tagulla |
|---|---|---|
| Daidaitaccen 2L | Zabi na Coverlay don aikace-aikacen da ba su canzawa | ED Copper (Mayar da Hankali Kan Farashi) |
| Kauri sosai 2L | Rufewa mai mahimmanci don sarrafa impedance | RA jan ƙarfe (≥100K mai lankwasawa) |
| Mai haske 2L | A guji abin rufe fuska na solder; a yi amfani da manne mai haske | Tagulla Mai Naɗewa |
Nazarin Shari'aNa'urar OEM mai sauƙin ɗauka ta rage bambancin impedance da kashi 62% ta amfani da tsarin PI 50μm + murfin.
III. PCBs masu lankwasawa masu layuka 4 da kuma masu layuka da yawa
1. Tallafin Kauri na Tagulla
-
·Layers na Ciki: 1/3oz (18μm), 0.5oz (35μm), 1oz (70μm)
-
·Layer na waje: Kamar yadda yake a sama, tare da zaɓin ENIG ko Nutsewa Tin gamawa
2. Tsarin Lamination
| Nau'in Tari | Alamar Shaida | An yi amfani da murfin? | Yanayin Amfani na Yau da Kullum |
|---|---|---|---|
| Daidaitaccen 4L | – | A'a | Tsarin mabukaci mai sauƙin amfani |
| Babban Aminci 4L | R | Ee | Motoci da kuma matakin likita |
MuhimmanciGa jan ƙarfe mai girman 1oz, rufin rufin ya zama dole don cika ƙa'idodin IPC-2223. Rashin haɗa shi sau da yawa yakan haifar da raguwar ruwa.
3. Tarin-Ɗi na Musamman
-
·Saitunan da aka Tallafa: Taurin-sauri mai layi 6, tarin PI/PET masu haɗaka
-
·Mafi ƙarancin Radius na Lanƙwasa: Kauri na allo 6× (misali, 0.3mm don gina L 4)
IV. Zaɓin Kayan Aiki: Ma'aunin Aikin Alamar
| Kayan Aiki | Babban Alamar | Babban Amfani | Farashi a kowace m² | Iyakar Zafin Jiki |
|---|---|---|---|---|
| PI 25μm | DuPont Pyralux | Amincin daidaiton zinariya | $18 | 200°C |
| PI 50μm | Tamida | Ƙarancin rashin daidaito na CTE | $24 | 240°C |
| PET 36μm | Mitsubishi | Juriyar UV, adana farashi | $11 | 105°C |
Sakamakon Gwaji: Taimide PI 50μm yana tsira da zagayowar sassauƙa 200,000, wanda ya wuce matsakaicin masana'antar na zagayowar 50,000 sosai.
V. Guji Kurakurai Masu Tsada: Dokokin Zane Masu Muhimmanci
1. Aikace-aikacen Lanƙwasa Mai Sauƙi
-
·Ana buƙata: RA Copper + PI ≥25μm; a guji yankuna masu tauri a kan yankuna masu ƙarfi
-
·Guji: ED jan ƙarfe a cikin yankunan lankwasawa - yana iya fashewa a ƙarƙashin zagayowar 5,000
2. Zane-zane Masu Yawan Sauri
-
·Amfani Rogers RO3000 jerin tare da FCCL mara mannewa
-
·Kula da Juriya ta Dk cikin ±0.05 @10GHz don amincin RF
3. Ingancin Motoci da Lafiya
-
Yi amfani da ID mai tarawa "R" don Yarjejeniyar IPC Aji na 3
-
Tabbatar da CTE tsakanin yadudduka don hana gazawar damuwa ta zafi
Dalilin da yasa Wannan Jagorar ta fi Takardun Bayanai na Janar
Bincikenmu na 172 sun gaza samar da Flex PCB batches na gano cewa Kashi 68% na matsaloli ya fito daga:
-
1. Amfani da yadudduka na tagulla na ciki guda 1oz ba tare da rufewa ba (delamination)
-
2. Amfani da abubuwan da ke cikin PET a yankunan zafi (lalacewar sake kwarara)
-
3. Amfani da jan ƙarfe na ED a wurare masu ƙarfi (rashin gajiya da wuri)
A FARIN CIKI MAI KYAU, mun wuce ƙa'idodi da:
-
·Bayanan DNA na Kayan Aiki: Darussan gwaji sama da 50,000 akan haɗin PI/PET
-
·Sarkar Samarwa ta AI: Yana hasashen haɗarin lokacin jagora ga Taiflex, DuPont, da sauransu
-
·Mai Binciken Tari: Yana daidaita rashin daidaito kafin a yi amfani da kayan aiki ko samarwa
Bincika Ƙari akan Zane & Masana'antu na Flex PCB
- ·Sabis na Lankwasa PCB Manufacturing & Taro - Cikakken bayani game da tsarin samarwa da iyawar sa.
- ·Jagorar Zane Mai Lankwasa PCB - Mafi kyawun hanyoyin da za a bi don tsara tsari, tattarawa, da kuma sarrafa juriya.
- ·Abubuwan da ke haifar da farashin PCB da lankwasa – Fahimtar abubuwan da ke haifar da farashi da kuma yadda za a inganta kasafin kuɗin ku.
- ·Zaɓin Kayan Lankwasa na PCB - Fahimtar LCP, PI, nau'ikan manne, da foils na jan ƙarfe.
- ·Flex PCB vs Rigid-Flex: Wanne Za a Zaɓa? - Kwatanta fasaha da farashi don ingantaccen yanke shawara.
🌐 Amintattun Albarkatu & Ka'idojin Masana'antu
- ·Ka'idojin IEEE don Tsarin PCB Mai Sauri - Nassoshi don amincin sigina da jagororin juriya.
- ·Ma'aunin IPC-6013 don Da'irori Masu Sauƙi - Sharuɗɗan cancanta da karɓuwa don da'irori masu lanƙwasa.
- ·Binciken Kasuwar Prismark - Hasashen da fahimtar kasuwar lantarki mai sassauƙa.
