Gịnị bụ PCB windowing

Ejiri mmanụ kpuchie wires ndị dị na PCB, nke nwere ike igbochi obere sekit na mmebi ngwaọrụ. Ihe a na-akpọ windo bụ iwepu akwa agba na waya, ka waya wee nwee ike kpughere na tin.

Otu esi emepụta windo PCB mepere PCB imepụta otu esi edobe windo windo

Dị ka ị na -ahụ na foto dị n’elu, ọ bụ na windo. Imepe windo PCB abụghị ihe a na -ahụkarị, na nke a na -ahụkarị bụ ma eleghị anya modul ebe nchekwa. Ndị unu kesasịrị kọmpụta maara na modulu ebe nchekwa nwere otu mkpịsị aka ọla edo, dị ka egosiri na foto dị n’okpuru:

Otu esi emepụta windo PCB mepere PCB imepụta otu esi edobe windo windo

Mkpịsị aka ọlaedo ebe a pụtara mepee windo, plọg na gwuo egwu.

Mmeghe windo bụkwa ọrụ a na -ahụkarị, ya bụ, ịgbanye tin na -abawanye ọkpụrụkpụ nke foil ọla na ọkwa nke mechara, nke dabara adaba maka oke ugbu a, nke a na -ahụkarị na bọọdụ ike na bọọdụ njikwa moto.

Mepee Windows na ọla kọpa na -enwu enwu na imebe PCB

N’ime imewe ahụ, anyị na -ezutekarị ihe ndị ahịa chọrọ maka imepe windo na ọla kọpa na -enwu enwu, mana ọ na -esiri gị ike isoro ha kwurịta okwu n’ihi na ndị ahịa nwere obere ihe ọmụma ma ọ bụ na anyị edochaghị anya maka usoro a. N’ime imewe anyị, ndị ahịa na -ezutekarị kwesịrị ịgbakwunye mkpuchi ọta, ihe mkpuchi ihu na ọla kọpa na -enwu enwu, site na oghere ịgbado ọkụ na -eguzogide, ikpo ọkụ IC azụ kpughere ọla kọpa, paịlị tin zuru ezu na ihe ndị ọzọ. Dabere na ọnọdụ ahụ n’ezie, ka anyị lelee ụfọdụ foto iji kọwaa.

1. mkpuchi mkpuchi

Ọ bụrụ na onye ahịa kwesịrị ịgbakwunye mkpuchi mkpuchi, ihe anyị ga -eme bụ ịgbakwunye soldmask nwere obosara dịkarịa ala 1mm. Anyị kwesịrị ikwenye n’aka onye ahịa ma anyị kwesịrị ịgbakwunye ntupu nchara. Mgbe anyị na -agbakwụnye Soldmask, anyị kwesịrị idobe akpụkpọ anụ ọla kọpa nke netwọkụ ala na mpaghara ịgbakwunye Soldmask. Ekwesịrị ikpuchi ụgbọ elu Soldmask, ma ọ bụghị ya, a ga -ekpughere mkpụrụ ahụ (FR4, wdg). Netwọk ndị ọzọ na -abụghị nke ụwa ekwesịghị ịgafe Soldmask. Tinye mpaghara Soldmask na mmetụta PCB iji kpughee ọla kọpa na -acha odo odo. A ga -ekpuchi mpaghara na -akpaghị aka site na mgbochi mkpọchi.

Otu esi emepụta oghere windo PCB _PCB chepụta ka esi edobe windo wiring

2, oghere windo ịgbado ọkụ

N’ime imewe ahụ, anyị na -anụkarị oghere plọg dum ma ọ bụ oghere plọg nke mpaghara, mgbe anyị na -agbakwunye oghere, anyị na -eleba anya na aha ụlọ ọrụ plọg na -agbakarị BGA, na ntụle, enweghị BGA nwere oghere windo (ụlọ ọrụ anyị nkọwapụta). Nkọwapụta ụlọ ọrụ izugbe gafere oghere 12mil ga -agbado oghere windo.

Otu esi emepụta oghere windo PCB _PCB chepụta ka esi edobe windo wiring

3, mpe mpe akwa ikuku IC

Na mkpokọta, na azụ nke mpe mpe mpe akwa IC tinye windo ịgbado ọkụ (gbakwunye azụmasmask azụ karịa ma ọ bụ hà na paịda elu) na oghere, na azụ mkpuchi mkpuchi ọla kọpa, ka ị wee nwee ike itinye okpomọkụ dị n’elu oghere dị n’azụ akpụkpọ anụ ọla kọpa ka mma.

Otu esi emepụta oghere windo PCB _PCB chepụta ka esi edobe windo wiring

4. Izu ogbe tin

Na ịgbanye ọkụ, iji dozie nsogbu nke ijikọ tin kpatara oghere dị nso nke paadi, anyị ga -eji ụdị tadpole nke mpe mpe tin. Rịba ama na ekwesịrị ịgbakwunye akpụkpọ anụ ọla kọpa nke nha ya ka onye na -ere ya.

Otu esi emepụta oghere windo PCB _PCB chepụta ka esi edobe windo wiring

Otu esi achọpụta tin na windo wiring PCB

Circuit kwesịrị ịkwọ ụgbọ ala ọwa 8, mgbe emechiri relay ọtụtụ ọwa mgbe mmụba dị ugbu a, iji hụ na ọ nwere mmetụta n’ezie, n’ịgbasa ahịrị dị ugbu a n’otu oge, a na-atụ anya iwepu nguzogide ịgbado ọkụ. oyi akwa nke ahịrị dị ugbu a – oyi akwa mmanụ na -acha akwụkwọ ndụ, ka emechara bọọdụ ahụ, ị ​​nwere ike tinye tin n’elu, na -eme ka ahịrị sie ike, nwere ike gafere karịa ugbu a.

Nsonaazụ n’ezie bụ ndị a:

Otu esi emepụta oghere windo PCB _PCB chepụta ka esi edobe windo wiring

Usoro mmejuputa iwu bu nke a:

Naanị sere ahịrị ahụ na ToPlayer (ma ọ bụ bottomLayer dabere na ahịrị nke ahịrị atọrọ atọ dị n’ime), wee see ahịrị kwekọrọ na ya na akwa Topsolder (ma ọ bụ onye na -ere ala).

PCB chepụta ka esi edobe windo wiring

Nhazi CB nwere ike ịtọ wiwi waya na oyi akwa TOP/BOTTOM SOLDER.

TOP/BOTTOM SOLDER green oil layer: Were mmanụ akwụkwọ ndụ akwụkwọ ndụ kpuchie TOP/BOTTOM iji gbochie tin ka ọ ghara ikpuchi foil ọla ma debe mkpuchi.

Enwere ike idobe ihe mgbochi windo mmanụ na mpe mpe akwa, site na oghere na eriri eletrik nke oyi akwa a.

1. Site na ndabara, mpe mpe akwa ahụ ga -emepe windo na imebe PCB (OVERRIDE: 0.1016mm), ya bụ, mpe mpe akwa ahụ na -ekpughere foil ọla kọpa, gbasaa 0.1016mm, na tin ga -agbakwunye n’oge ịgbagharị ọkụ. A naghị atụ aro mgbanwe ọ bụla iji hụ na ịgbado ọkụ;

2. Site na ndabara, oghere ahụ ga -emepe windo na imebe PCB (OVERRIDE: 0.1016mm), ya bụ, oghere ahụ ga -ekpughere foil ọla kọpa, gbasaa 0.1016mm, na gbamgbam ga -agbakwunye n’oge ịgbanye ọkụ. Ọ bụrụ na imewe a ga -egbochi tin ka ọ bata na oghere na ọla kọpa ịpụta, ị ga -enyocha nhọrọ PENTING na njirimara ọzọ nke oghere dị na SOLDER MASK iji mechie oghere ahụ.

3, na mgbakwunye, oyi akwa a nwekwara ike bụrụ nke na-abụghị eletriki eletriki, mmegide ịgbado ọkụ na-acha akwụkwọ ndụ mmanụ na-emeghe windo kwekọrọ. Ọ bụrụ na ọ dị na waya foil ọla kọpa, a na -eji ya eme ka ikike waya dị ugbu a dịkwuo mma, a na -agbakwụnye nhazi tin mgbe ịgbado ọkụ; Ọ bụrụ na ọ dị na waya foil na-abụghị ọla kọpa, a na-ahazi ya maka akara ngosi na mbipụta ihuenyo agwa pụrụ iche, enwere ike wepu akwa mkpuchi ihuenyo.