Awọn imọran mẹta lati dinku eewu apẹrẹ PCB

Ninu ilana ti PCB apẹrẹ, ti awọn ewu ti o ṣeeṣe le ṣe asọtẹlẹ ni ilosiwaju ati yago fun ilosiwaju, oṣuwọn aṣeyọri ti apẹrẹ PCB yoo ni ilọsiwaju pupọ. Ọpọlọpọ awọn ile -iṣẹ ṣe iṣiro awọn iṣẹ akanṣe pẹlu olufihan ti oṣuwọn aṣeyọri ti igbimọ apẹrẹ PCB kan.

Bọtini lati mu ilọsiwaju aṣeyọri ti igbimọ jẹ apẹrẹ iduroṣinṣin ifihan. Ninu apẹrẹ eto ẹrọ itanna lọwọlọwọ, ọpọlọpọ awọn ero ọja wa, awọn aṣelọpọ chirún ti ṣe, pẹlu kini chirún lati lo, bii o ṣe le kọ agbegbe agbeegbe ati bẹbẹ lọ. Pupọ julọ akoko, awọn ẹnjinia ohun elo ko nilo lati gbero iṣoro ti opo Circuit, o kan nilo lati ṣe PCB tiwọn.

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Sibẹsibẹ, o wa ninu ilana apẹrẹ PCB ti ọpọlọpọ awọn ile -iṣẹ ba awọn iṣoro pade, boya apẹrẹ PCB jẹ riru, tabi ko ṣiṣẹ. Fun awọn ile -iṣẹ nla, ọpọlọpọ awọn aṣelọpọ chirún yoo pese atilẹyin imọ -ẹrọ ati itọsọna lori apẹrẹ PCB. Ṣugbọn diẹ ninu awọn ile-iṣẹ kekere ati alabọde n ni akoko lile lati gba iru atilẹyin bẹẹ. Nitorinaa, o ni lati wa ọna lati ṣe funrararẹ, eyiti o yori si awọn iṣoro lọpọlọpọ, eyiti o le nilo awọn atẹjade pupọ ati igba pipẹ ti n ṣatunṣe aṣiṣe. Ni otitọ, ti o ba loye ọna apẹrẹ ti eto, eyi le yago fun. Here are three tips for reducing PCB design risk.

1, the system planning stage is best to consider the problem of signal integrity, the whole system is built like this, the signal from one PCB to another PCB can receive correctly? Eyi nilo lati ṣe iṣiro ni ipele ibẹrẹ, ati pe ko nira lati ṣe iṣiro iṣoro naa. Imọ kekere ti iduroṣinṣin ifihan ati awọn iṣẹ sọfitiwia rọrun diẹ le ṣe.

Second, in the PCB design process, the use of simulation software to evaluate the specific wiring, observe whether the signal quality can meet the requirements, the simulation process itself is very simple, the key is to understand the principle of signal integrity knowledge, and used for guidance.

Third, in the process of PCB, we must carry out risk control. Awọn iṣoro lọpọlọpọ wa, sọfitiwia kikopa ko ni ọna lati yanju, gbọdọ jẹ iṣakoso nipasẹ apẹẹrẹ. Bọtini si igbesẹ yii ni lati ni oye ibiti awọn eewu wa ati kini lati ṣe lati yago fun wọn, lẹẹkansi pẹlu imọ ti iduroṣinṣin ifihan.

Ti awọn aaye mẹta ba le ni oye daradara ni ilana apẹrẹ PCB, lẹhinna eewu apẹrẹ PCB yoo dinku pupọ, iṣeeṣe aṣiṣe yoo kere pupọ lẹhin igbimọ ti fa pada, ati ṣiṣatunṣe yoo jẹ irọrun rọrun.