Flying Test Concept, izinzuzo kanye nebubi PCB Flying Test

Flying Test Concept, izinzuzo kanye nebubi PCB Flying Test

Ukuhlolwa kokundiza kungenye yezindlela zokuhlola ukusebenza kukagesi kwe-PCB (ukuhlolwa kwesifunda esivulekile nesifushane). Umhloli wenaliti endizayo wuhlelo lokuhlola i-PCB endaweni yokukhiqiza. Ayisetshenziswa kuwo wonke umbhede wendabuko wemishini yokuhlola ku-inthanethi-Izinzipho), ukuhlolwa kwenaliti endizayo kusebenzisa ama-probe alawulwa ngokuzimela amane kuya kwayisishiyagalombili ukuze aye ekuhlolweni kwephuzu-kuya-phuzu kwezingxenye ezingaphansi kokuhlolwa. I-UUT (iyunithi engaphansi kokuhlolwa) ithuthwa iyiswa esiteshini sokuhlola ngebhande noma ngolunye uhlelo lokudlulisela lwe-UUT
Ngaphakathi emshinini. Bese ilungisiwe, i-probe yomshini wokuhlola ithinta iphedi yokuhlola futhi idlule ukuze ihlole ingxenye eyodwa yeyunithi engaphansi kokuhlolwa (UUT). I-probe yokuhlola ixhunywe kumshayeli ngesistimu yokuphindaphinda (ijeneretha yesiginali, ukunikezwa kwamandla, njll.) nezinzwa (i-multimeter yedijithali, isibali sefrikhwensi, njll.) ukuze kuhlolwe izingxenye ku-UUT. Uma ingxenye ihlolwa, ezinye izingxenye ze-UUT zivikelwe ngogesi nge-probe ukuze kuvinjelwe ukufunda ukuphazamiseka kwedijithali.

Umehluko phakathi kokuhlolwa kwenaliti endizayo nokuhlolwa kwesakhiwo
◆ umshini wokuhlola inaliti endizayo iyimishini evamile esebenzisa indlela ye-capacitance. I-test probe ihamba ngokushesha iphoyinti nephuzu ebhodini lesifunda ukuze iqedele ukuhlola.
◆ funda ibhodi elijwayelekile kuqala futhi ufunde ukubaluleka okujwayelekile komthamo wenethiwekhi ngayinye.
◆ ukuhlolwa kokuqala ngendlela ye-capacitance, bese uqinisekisa ngokunembile ngendlela yokumelana lapho umthamo olinganisiwe ungekho ngaphakathi kwebanga elifanelekayo.
◆ ukulinganisa kwemigqa emine kungenziwa.
◆ ngenxa yesivinini sokuhlola esinensayo, ifaneleka kuphela amasampula okuhlola anenqwaba encane.

Ubuhle nobubi:
◆ inaliti yokuhlola kulula ukonakala
◆ isivinini sokuhlola esinensayo
◆ ukuminyana kokuhlolwa kuphezulu, futhi iphimbo elincane lingafinyelela ku-0.05mm noma ngaphansi
◆ azikho izindleko zokulungisa, ukonga izindleko.
◆ i-voltage ye-standard ayikwazi ukuhlolwa, futhi ukuhlolwa kwebhodi eliphezulu kwe-high density kunengozi enkulu.