Kusiyanitsa pakati pa bolodi epoxy 3240 ndi FR4 epoxy board

3240 epoxy bolodi ndipo bolodi la FR4 epoxy ndi matabwa awiri omwe amagwiritsidwa ntchito kwambiri pamsika. Aliyense akuti FR4 aposa 3240. Pali kusiyana kotani pakati pawo?

Kusiyanitsa 1: FR4 ili ndi magwiridwe antchito abwino amoto.

FR4 ndi chinthu chopangidwa bwino cha bolodi ya 3240 epoxy. Lawi lamtundu uliwonse la FR4 epoxy board limakwaniritsa mtundu wa UL94V-0 wapadziko lonse. 3240 epoxy board ilibe zida zilizonse zamoto.

Kusiyanitsa 2: Mtundu wonyezimira.

Mtundu wa FR4 epoxy board ndiwachilengedwe kwambiri, pang’ono yade, ndipo utoto wa 3240 epoxy board ukuwala pang’ono. Siziwoneka ngati zachilengedwe. Mitundu yambiri siyofanana kwambiri.

Kusiyanitsa 3: FR4 sikununkhira kwa radiation komanso kosamalira zachilengedwe.

3240 epoxy board ili ndi halogen, yomwe siyabwino kwenikweni kuzachilengedwe komanso thupi. Sichikugwirizana ndi njira yachitukuko yadzikoli yachilengedwe. Bungwe la FR4 epoxy ndilosiyana kwambiri.

Kusiyanitsa 4: FR4 ili ndi mawonekedwe okhazikika bwino.

Kukhazikika kwamphamvu kwa FR4 ndikwabwino kuposa 3240, ndipo pakukakamiza, kulolerana kwa makulidwe a FR4 kulinso kwabwino kwambiri kuposa 3240, komwe kuli koyenera kukonzedwa.

Kusiyanitsa kwachisanu: FR4 imatha kuzimitsa yokha pamoto.

FR4 imatha kuzimitsidwa mwachilengedwe moto.

Kusiyanitsa sikisi: mayamwidwe otsika amadzi.

Kutengera kwake kwamadzi (D-24/23, makulidwe amphira 1.6mm): ≤19mg, yomwe imapereka chithandizo chabwino pakugwiritsa ntchito ma transformer onyowa ndi zida zina.

Chifukwa FR-4 epoxy board imagwira bwino ntchito, tsopano ndi chida chokhazikitsira mbali zamagetsi zamagetsi ndi zamagetsi. Zachidziwikire, bolodi la epoxy 3240 likadali ndi msika wina chifukwa chamtengo wake.