** Cov lus qhia tshwj xeeb: **
* {{{0}}} txheej basup; 420μm (12 oz) tooj liab tsheb ib txheej; Tag nrho cov tooj liab tuab 3.36mm (96 oz); tiav board thickness 6.3mm; warpage tsawg dua los yog sib npaug rau 0.3% *
** Kev Sib Tw Kev Ntsuas: **
** 1. Cov Khoom Xaiv **
- Yuav tsum muaj cov khoom siv kub tawm nrog:
Of Kev hloov pauv qhov kub thiab txias (tg)
▪ Z-Axis coefficient ntawm thermal expansion (CTE)
▪ Txhim kho cov thermal durability
** 2. Circuit Court Fabrication **
- nruj tswj ntawm etch qhov ua kom tsawg:
▪ Taug kev etching (amplified cov nyom nrog 420μm tooj liab tuab)
Ruam kauj ruam zoo li Etching teebmeem
- Kev tswj hwm tseem ceeb ntawm kev sib dhos
** 3. Cov txheej txheem lamination **
- Kev tswj lub cev tsis zoo ntawm cov xim av oxide kho:
▪ Ua kom muaj txiaj ntsig zoo tooj liab-resin kev sib hais txog kev ntseeg siab
- Cov Zones Tooj Liab Loj (piv txwv li, 25 × 50mm cheeb tsam):
Resasas muaj kev pheej hmoo resin rroiding thaum sau
** 4. DRILLING UA HAUJ LWM **
- Tag nrho cov tooj liab tuab: 3.36mm (96 oz)
- Neeg kho tshuab drilling specifications:
▪ Qhov chaw tsawg kawg: {0. 6mm
▪ Qhov Coob Qhov Coob Loj: 8mm
- Cov kev sib tw tseem ceeb:
▪ Ceev laum me
▪ ntsuas cua sov thaum lub tshuab hluav taws xob siab
▪ kom koj yuav tsum tau rau cov khoom siv drilling \/ me ntsis kev kawm tau
** 5. Txheej txheem plating **
- Yuav tsum ua tiav ntau dua lossis sib npaug rau 30μm lub qhov taub tooj liab:
Heightened kev pheej hmoo ntawm vaj huam sib luag poob khoom raug vim 6.3mm tuab
▪ yuav tsum tau tsim cov cab kuj cov ntsiab lus
** 6. Resin ntsaws **
{{0 {}}. 3 hli thickness nrog 1.1mm Qhov:
▪ Kev tswj qhov kev tswj hwm ntawm lub tiaj tiaj tiaj (± tau)
Kev tshem tawm cov npuas \/ tawg
▪ nyuaj sib tsoo txheej txheem tswj
** 7. SoldMank daim ntawv thov **
- 420} μm tooj liab topyogiges nyuaj:
Jain Kev tswj hwm ntawm Soldmask Adhesion
Kev tshem tawm kev tshem tawm ntawm kev them nqi tsis meej
** 8. Cov Txheej Txheem Tsim Khoom Sib Tw **
- Vaj huam sib luag specifications:
▪ Qhov ntev: 280 × 457mm
▪ Qhov hnyav: ~ 4kg \/ vaj huam sib luag
- Yuav tsum:
Ocess-txheej txheem kab rov tav kab ua kom zoo
▪ Cov neeg ua haujlwm mob siab rau kev soj ntsuam tiag tiag
▪ Tub rog-qib precision hauv thermal \/ neeg kho tshuab tswj