Ihe ị ga-aṅa ntị mgbe ị na-emebe bọọdụ sekit PCBA?

1. Standard components kwesịrị ịṅa ntị na nha ndidi nke dị iche iche emepụta' components, na-abụghị ọkọlọtọ components ga-emebere dị n'ezie size nke components mpe mpe akwa ndịna-emeputa na mpe mpe akwa spacing.

2. The imewe nke elu-reliability sekit kwesịrị gbasaa solder efere nhazi, mpe mpe akwa obosara = 1.1 ka 1.2 ugboro obosara nke components solder ọgwụgwụ.

3. High-njupụta imewe ka software ọbá akwụkwọ nke components iji mezie mpe mpe akwa size.

4. Ebe dị anya n'etiti ihe dị iche iche, wires, ihe nyocha, site na oghere, pads na njikọ waya, nguzogide solder, wdg kwesịrị ịmepụta ya dịka usoro dị iche iche si dị.

5. Tụlee reworkability.

6. Tụlee ikpochapụ okpomọkụ, ugboro ugboro, mgbochi electromagnetic na okwu ndị ọzọ.

7. Ekwesịrị ịhazi ntinye nke akụkụ na ntụziaka dabere na ihe achọrọ nke reflow ma ọ bụ usoro ire ere.Ọmụmaatụ, mgbe ị na-eji reflow soldering usoro, okirikiri nhọrọ ukwuu nke components iji tụlee ntụziaka nke PCB n'ime reflow oven.Mgbe ị na-eji igwe na-ere ebili mmiri, enweghị ike itinye elu igwe PLCC, FP, njikọ na nnukwu ihe SOIC;iji belata mmetụta ndò nke ebili mmiri, melite ogo ịgbado ọkụ, nhazi nke ihe dị iche iche na ọnọdụ nke chọrọ pụrụ iche;Ekwesịrị ịgbatị ihe eji eme ihe eji eme ihe na-ese ihe, akụkụ akụkụ akụkụ anọ, SOT, SOP components pad ogologo kwesịrị ịgbatị ya iji mesoo ụzọ abụọ dị elu nke SOP Wider pads ka ọ bụrụ ihe na-erughị ihe na-erughị 3.2mm × 1.6mm akụkụ akụkụ anọ, enwere ike chamfeed na abụọ ahụ. njedebe nke mpe mpe akwa 45 Celsius nhazi, na na.

8. Mbipụta sekit osisi imewe na-atụlekwa akụrụngwa.Dị iche iche arịọnụ igwe n'ibu Ọdịdị, itinye n'ọnọdụ, e biri ebi circuit osisi nnyefe dị iche iche, otú ahụ n'ọnọdu nke e biri ebi circuit osisi oghere ọnọdụ, benchmark akara (Mark) ndịna-emeputa na ọnọdụ, e biri ebi circuit osisi nsọtụ udi, nakwa dị ka e biri ebi circuit osisi nsọtụ nso. ọnọdụ nke components enweghị ike idowe nwere dị iche iche chọrọ.Ọ bụrụ na a na-eji usoro ire ere nke ebili mmiri, ọ dịkwa mkpa ka a na-ahapụ ya ka ọ bụrụ na a ga-ahapụ ya n'akụkụ ọnụ usoro nke eriri sekit a na-ebipụta.

9. Ma tụleekwa akwụkwọ nhazi kwekọrọ.

10. iji belata ụgwọ ọrụ mmepụta n'okpuru ntọala nke n'ịhụ na a pụrụ ịdabere na ya.

11. otu ihe ahụ e biri ebi sekit osisi imewe, ojiji nke nkeji ga-agbanwe agbanwe.

12. Mgbakọ nke nwere akụkụ abụọ na otu akụkụ nke ihe ndị a chọrọ n'ụdị sekit a na-ebipụta bụ otu

13. Ma tụleekwa akwụkwọ nhazi kwekọrọ.

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Oge nzipu: Mar-10-2022

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