Zvakanakira uye Zvishandiso zveSemi-Flex PCB Technology

MaPCB akakosha mukushanda kwemagetsi emazuva ano, achigonesa dhizaini yedunhu mumakumi ezviuru emidziyo kubva kumafoni kusvika kune aerospace masisitimu. Nepo akajairwa akaomerwa maPCB achitonga musika nekuvimbika kwawo, kune kudiwa kuri kukura kwekushanduka mune mamwe maapplication. Ichi chinodiwa chakasimudzira shanduko yesemi-flex PCBs, zvichirova chiyero pakati peakaomesesa uye anochinjika madhizaini kuti aenderane nezvinodiwa zvakasiyana tekinoroji.

Kunzwisisa Semi-Flex PCBs

Semi-flex PCBs, sezvinoreva zita, inopa kusarudzika zvishoma uye kuomarara. Ivo vanogona kukotama uye kuchinjika kune imwe nhanho, kazhinji pakati pe30 kusvika 130 madhigirii, asi haigone kudzokororwa kukotama senge yakachena flex PCBs. Iyi semi-shanduko inobvumira kumwe kufamba uye kunyura kunyura mune yekupedzisira chigadzirwa uku uchichengetedza kugadzikana kwese kwechimiro.

Semi-flexible PCB Zvishandiso uye Zvimiro

MaPCB eSemi-flex anogadzirwa kubva pazvinhu zveFR-4 , zvichiita kuti ave imwe nzira inodhura zvishoma pane maPCB eflex. Ma layer econductor anogadzirwa ne laminating copper foils, kazhinji 1 ounce (35μm) muukobvu, pamusoro pe substrate. Ma rolled annealed copper kana electro-deposited copper foils anowanzo shandiswa. Solder mask layer inoiswa pamusoro kuti ione nzvimbo dzekusonesa uye kudzivirira kubatanidza. Zvikamu zvakasimba zvePCB zvinoshandisa green solder mask yakajairika.

MaPCB aya anogona kubatanidza ma layer maviri kusvika masere anofambisa magetsi, zvichibvumira nzira dzakaoma dzekufambisa magetsi dzakafanana nema PCB akaomarara akawanda. Ma Vias nema vias akavigwa anogona kubatana pakati pe layer, uye ma component pads nema traces anoshandisa standard copper kana solder finishes se Immersion Tin, ENIG , kana OSP.

Zvakanakira uye Zvishandiso zveSemi-Flex PCBs

Iyo semi-flex PCB inogona kungokotama munzvimbo dzakanangana dzakagadzirirwa kuchinjika, kuve nechokwadi kuti inokotama chete nenzira dzakafanotemerwa uye panzvimbo dzakatsanangurwa. Kunze kwenzvimbo dzinochinjika, semi-flex PCB inoramba yakaoma, yakafanana neyakaomarara PCB. Izvi zvinowanikwa kuburikidza nekugadzira maitiro anosanganisira yakadzora kudzika nzira kana kugaya kweFR4 zvinhu paPCB kusvika yanyanya kutetepa uye kuchinjika. Chikamu chinoshanduka chinobva charapwa kudzivirira kutsemuka, kuchibvumira kukotama zvakasununguka. Semi-flex PCBs anogadzirwawo achishandisa matete core laminates, ane laminates akatetepa kunge 0.005 mil anoshandiswa kune static flex application. Rolled annealed (RA) mapepa emhangura anokurudzirwa kudzivirira kutsemuka uye kugonesa kusimba kwakasimba.

Semi-flex PCBs akanakira mamiriro ezvinhu apo PCB inoda kubhenda chete kuti igadzirwe uye inogona kugadzirisa ramangwana. Chimiro chavo chinoshanduka chinovaitawo sarudzo yakakodzera yedhizaini yezvishandiso uko nzvimbo inotariswa zvakanyanya. Zvishandiso zvakajairika zvesemi-flex PCBs zvinosanganisira mota, zvishandiso zvemaindasitiri, uye kuchengetedza zvemagetsi, zvichiratidza kuita kwavo kwakasiyana-siyana uye kuvimbika.

Semi-Flex PCB Kuenzanisa nemamwe maPCB Type

MaPCB Akasimba : MaPCB aya akagadzirwa nezvinhu zvakasimba zveFR4, asingapi kugona kuchinjika. Kusiyana neizvi, maPCB ane semi-flex ane nzvimbo dzinochinjika, zvichiita kuti akotama kuchinjika kusvika pamwero wakati.

MaPCB Anochinjika : Achishandisa mafirimu matete epurasitiki akaita sepolyimide, maPCB anochinjika anochinjika zvizere uye anogona kupetwa asi haana kuomarara kwechimiro. MaPCB anochinjika zvishoma, kune rumwe rutivi, anowana kuenzana nekupa kuomarara zvishoma pamwe nekuchinjika.

MaPCB Akasimba-Anochinjika : MaPCB aya anosanganisa mabhodhi akaomarara neanochinjika akabatana kuburikidza nechinobatanidza. Zvisinei, maPCB anochinjika zvishoma nezvishoma anobatanidza zvikamu zvakasimba nezvinochinjika mukati mebhodhi rimwe chete, zvichibvisa kudiwa kwechinobatanidza chakasiyana uye zvichipa mhinduro yakabatana zvakanyanya.

Muchidimbu, nepo maPCB akaomarara asingapi kuchinjika uye anochinjika maPCB anopa kuchinjika kwakazara asi kushaya kuomarara, semi-flex PCBs inopa nzvimbo yepakati, ichipa inodzorwa kushanduka pamwe nekugadzikana kwechimiro. Pamusoro pezvo, semi-flex PCBs inopa mhinduro yakasanganiswa kana ichienzaniswa neyakaomarara-flex PCB, ichivaita sarudzo inosiyana-siyana yezvishandiso zvinoda zvese kuchinjika uye kusimba mubhodhi rimwe.

Semi-Flexible PCB Zvishandiso

Semi-flex PCBs, ine yakasarudzika musanganiswa wekuchinjika uye kuomarara, anoshandiswa kune akasiyana maindasitiri nemhando dzezvigadzirwa, kusanganisira:

Consumer Electronics

• Smartphones uye Mahwendefa
• Wearable Devices
• Laptops uye Makomputa

Automotive

• Mota Navigation Systems
• Infotainment Systems
• Advanced Driver Assistance Systems (ADAS)

Industrial kushandisa michina

• Robotics
• Kudzora Masystem
• Sensors uye Monitoring Devices

Medical mano

• Patient Monitoring Systems
• Imaging Equipment
• Wearable Health Devices

Aerospace uye Kudzivirira

• Avionics
• Masisitimu Ekutaurirana
• Guidance Systems

Muchidimbu, semi-flex PCBs zvinhu zvakakosha muhuwandu hwakawanda hwemaindasitiri uye zvigadzirwa, zvichipa chiyero chinodiwa pakati pekuchinjika uye kusimba kwekuita kwakavimbika munzvimbo dzakaoma.

Semi-Flexible PCB Dhizaini Mafungiro

Kuti ive nechokwadi chekuita kwakakwana uye kusimba kwesemi-flex PCBs, kuomerera kune yakatarwa dhizaini dhizaini uye zvirevo zvezvinhu zvakakosha. Maparamendi akadai sekugadzirisa zvinhu, nzira yekufambisa, kubhenda dhizaini, kubhenda kutenderera miganho, kubhenda radius, uye ukobvu hwemhangura pamatanho ekubhenda anofanira kunyatsotariswa uye kuitwa. Pamusoro pezvo, semi-flex PCB dhizaini mitemo ine chekuita nesolder mask, kucheneswa kwemhangura, hupamhi hwekutevera, uye nzvimbo inofanirwa kuteverwa zvine hungwaru kudzivirira chero zvingangoitika panguva yekugadzira uye kuungana.

Kazhinji, maPCB ane semi-flex anopa mhinduro inogutsa kumashandisirwo anoda kuchinjika uye kugadzirisa nzvimbo. Kushanda kwavo zvakanaka, kuvimbika, uye kugona kushandisa zvinhu zvakasiyana-siyana kunoita kuti vave chinhu chinokosha mumaindasitiri akasiyana-siyana, zvichikurudzira hunyanzvi uye kushanda zvakanaka mukugadzira nekusanganisa maPCB.

Ramangwana reSemi-Flex PCB Technology

Semi-flex PCB tekinoroji yakaona kufambira mberi kwakakura mumakore achangopfuura, ichinyanya kufambiswa nekuwedzera kuri kuda kwezvidiki, zvinoshanduka zvemagetsi. Akawanda akakosha maitiro anotarisirwa kuumba ramangwana rehafu-flex PCBs:

1. Higher Layer Counts: Kuvandudzwa kwekugadzira kuchagonesa kugadzirwa kwesemi-flex PCBs ine yakakwirira layer kuverenga, inodarika gumi. Kufambira mberi uku kuchaita kuti kubatanidzwa kwemasekete akaoma uye zvikamu.
2. Finer Features: Semi-flex PCBs icharamba ichishanduka, ichisvika kune kugona kwePCB dzakaomarara maererano nemutsara uye nzvimbo yakafara, inosvika yakaderera se2/2 mil, pamwe ne0.1mm vias. Aya maitiro anozogonesa imwe miniaturization yemagetsi zvishandiso.
3. Advanced Materials: Zvitsva zve substrate zvinhu, zvakaita seLiquid Crystal Polymer (LCP), zvichashandiswa kune yavo yepamusoro kupisa kupisa uye kugadzikana. Zvishandiso izvi zvinosimudzira kuvimbika kwesemi-flex PCBs mukuda maapplication.
4. 3D Interconnects: Semi-flex PCBs inogona kusanganisira yakapetwa kana yakakomberedzwa maumbirwo e3D kuti agare emagetsi akasarudzika. Maitiro ekuwedzera ekugadzira achaita basa rakakosha mukugonesa iyi 3D kubatanidzwa.
5. Zvishandiso zvekugadzira: Iko kuvandudzwa kweakanyanya kuomesesa Computer-Aided Dhizaini (CAD) maturusi anorerutsa maitiro ekugadzira ezvakaoma semi-flex PCBs. Izvi zvinogonesa kukurumidza iteration uye prototyping, zvichitungamira kune akanyatso budiriro kutenderera.
6. Kuderedza Mutengo: Kuenderera mberi kwekuvandudzwa kwekugadzira uye hupfumi hwehukuru huchabatsira mukudzikisa mitengo yekugadzira yesemi-flex PCBs. Uku kudzikiswa kwemutengo kuchaita kuti semi-flex PCB mhinduro dzive nyore uye dziwanikwe.
7. Kuwedzera Zvikumbiro: Iko kuchinjika uye kuvimbika kwesemi-flex PCBs inotyaira kutorwa kwavo muhupamhi hwakawanda hwekucheka-kumucheto maapplication. Kubva pakupfeka uye Internet yezvinhu (IoT) zvishandiso kuenda kumotokari dzemagetsi, semi-flex PCBs ichaita basa rakakosha mukugonesa zvigadzirwa zvemagetsi zvitsva.

Zvose zviri pachena, ramangwana retekinoroji yePCB ine semi-flex rine tariro, netarisiro yekuwedzera kushanduka-shanduka, kushanda kwepamusoro, uye kuvandudzwa kwemari. Kufambira mberi uku kuchaisa semi-flex PCB sechinhu chakakosha muindasitiri yezvemagetsi, zvichitungamira hunyanzvi uye zvichigonesa kuvandudzwa kwemidziyo yemagetsi yechizvarwa chinotevera.

Matambudziko Anogona uye Magadzirirwo Munguva yeFR4 Semi Flex Kugadzirwa

Rimwe rematambudziko ekutanga mukugadzira FR4 semi-flex mabhodhi kuve nechokwadi chekushivirira uye iko kudzika kwekudzora-kudzora milling kuti uwane iyo yaunoda kuchinjika. Heano mamwe akakosha ekufunga panguva yekudzika-yekudzora milling process:

Yakadzama-Yakadzora Milling Test A:

• Mugadziri anoshandisa nzira yemepu kune yasara ukobvu kugaya, kuve nechokwadi chekuti bhodhi rinochengetedza kuchinjika kwakaringana kweye 90-degree bend bvunzo.
• Kukuvadzwa kwegirazi fiber bundle ndicho chikonzero chakajairika chekutadza kwePCB.

Yakadzama-Kudzora Kugaya Muedzo B:

• Iyo dielectric ukobvu hwemhangura pakati peL2 uye solder mask inofanira kuva pakati pe0.188mm kusvika 0.213mm.
• Mechanical kugadzira kwakakosha kana iyo yakasara ukobvu mushure mekugaya ichipfuura 0.283mm, nekushivirira kwe0.245mm + -0.213mm.

Yakadzama-Yakadzora Milling Test C:

• Kufanana kwemuchina uye bhodhi warpage inogona kukanganiswa nemhedzisiro yekumberi nekuda kwekukura kuderera.
• Kugaya kunofanirwa kuitwa zvinoenderana nehukuru hwakatarwa hwe6.3 X 10.5 inches, nenzvimbo yemepu inoyera kufanana kwemuchina.

mhedziso

Semi-flex PCBs epitomize kuita kwakasiyana-siyana mumagetsi emazuva ano, kuvhara mukaha pakati pePCB dzakaomarara uye dzakanyatso shanduka nefinesse. Kugona kwavo kupa kunodzorwa kuchinjika pamwe nekugadzikana kwechimiro kunoita kuti zvive zvakakosha mumaindasitiri anoda akasimba, asi anochinjika edunhu mhinduro. Sezvo tekinoroji ichiramba ichifambira mberi, kumwe kukwidziridzwa kwezvinhu uye maitiro ekugadzira pasina mubvunzo anofambisa semi-flex PCBs kuita mamwe mabasa akasarudzika, kuve nechokwadi kuti anoramba ari pamberi pehunyanzvi mukugadzirwa kwemagetsi uye kusangana.