Hauv cov toj roob hauv pes hloov pauv sai ntawm kev kho mob thev naus laus zis, qhov kev thov rau cov khoom siv ua haujlwm siab yog qhov tseem ceeb. Ntawm cov khoom no, FPCs tau tshwm sim los ua ib qho tseem ceeb hauv ntau daim ntawv thov, tshwj xeeb tshaj yog nyob rau hauv thaj tsam ntawm tib neeg infrared thermopile sensors. Kab lus no qhia txog qhov tseem ceeb ntawm 2L FPC nrog polyimide (PI) thiab FR4 stiffeners, tshawb nrhiav lawv cov ntawv thov hauv kev kho mob, lawv cov yam ntxwv siab impedance, thiab qhov yooj thiab ntau yam uas lawv muaj.
Nkag siab 2L FPC
FPCs yog qhov tseem ceeb hauv cov khoom siv hluav taws xob niaj hnub no, muab lub teeb yuag thiab kev daws teeb meem rau cov khoom sib txuas. Ib txheej 2-txheej FPC muaj ob txheej txheej txheej sib cais los ntawm cov txheej txheem insulating, tso cai rau kev tsim qauv hauv Circuit Court kom yooj yim. Kev sib koom ua ke ntawm stiffeners, xws li PI thiab FR4, txhim khu kev ruaj ntseg ntawm cov circuits, ua rau lawv haum rau ntau yam kev siv, nrog rau cov khoom siv kho mob.
PI Stiffener: Qhov Kev Xaiv Ua Haujlwm Siab
Polyimide (PI) yog ib qho kev ua tau zoo polymer paub txog nws cov thermal stability, tshuaj tsis kam, thiab cov khoom siv kho tshuab. Thaum siv los ua stiffener hauv 2L FPCs, PI muab ntau yam zoo:
Thermal stability: PI tuaj yeem tiv taus qhov kub thiab txias, ua rau nws zoo tagnrho rau cov ntawv thov uas muaj kev tsim hluav taws xob, xws li infrared sensors.
Tshuaj tiv thaiv: Hauv cov chaw kho mob, cov cuab yeej siv feem ntau raug rau ntau yam tshuaj. PI qhov kev tiv thaiv rau cov kuab tshuaj thiab lwm yam tshuaj ua kom lub neej ntev thiab kev ntseeg siab ntawm lub voj voog.
Siab impedance: Lub dielectric zog ntawm PI pab txhawb rau siab impedance theem, uas yog ib qho tseem ceeb rau cov kev siv rhiab heev xws li thermopile sensors uas yuav tsum tau ntsuas meej.
FR4 Stiffener: Ib qho kev xaiv ntau yam
FR4 yog cov khoom siv dav siv los ntawm cov ntaub fiberglass thiab epoxy resin. Nws paub txog nws lub zog txhua yam thiab hluav taws xob rwb thaiv tsev. Thaum muab tso ua ib qho stiffener hauv 2L FPCs, FR4 muaj cov txiaj ntsig sib txawv:
Mechanical Strength: FR4 muab kev txhawb nqa zoo, ua rau nws tsim nyog rau cov ntawv thov uas muaj qhov ruaj khov.
Tus Nqi-Kev Ua Tau Zoo: Piv rau PI, FR4 feem ntau pheej yig dua, ua rau nws yog qhov kev xaiv zoo nkauj rau cov tuam txhab nrhiav kom sib npaug ntawm kev ua haujlwm thiab tus nqi.
Ntau hom kev siv: FR4's versatility tso cai rau nws siv ntau yam khoom siv kho mob, los ntawm cov cuab yeej kuaj mob mus rau cov cuab yeej kho mob.
Cov ntawv thov hauv Kev Kho Mob Field
Kev koom ua ke ntawm 2L FPCs nrog PI thiab FR4 stiffeners tau qhib txoj hauv kev tshiab hauv kev kho mob, tshwj xeeb hauv kev txhim kho tib neeg infrared thermopile sensors. Cov sensors no tseem ceeb heev rau kev ntsuas kub tsis sib cuag, uas yog qhov tseem ceeb hauv ntau yam kev siv kho mob, suav nrog:
1. Kev ntsuas kub
Nyob rau lub sijhawm muaj teebmeem kev noj qab haus huv thoob ntiaj teb, kev muaj peev xwm txhawm rau txhawm rau txhawm rau ntsuas kub taub hau tau dhau los ua qhov tseem ceeb. Tib neeg infrared thermopile sensors, siv 2L FPCs nrog PI thiab FR4 stiffeners, muab ceev thiab txhim khu kev qha kub nyeem tsis muaj kev sib cuag ncaj qha, txo qhov kev pheej hmoo ntawm kev sib kis.
2. Kev Saib Xyuas Neeg Mob
Kev saib xyuas tsis tu ncua ntawm cov neeg mob cov cim tseem ceeb yog qhov tseem ceeb hauv cov chaw kho mob tseem ceeb. Qhov yooj yim ntawm 2L FPCs tso cai rau kev sib koom ua ke ntawm cov thermopile sensors rau hauv cov khoom siv hnav, ua kom muaj kev ntsuas kub ntawm lub sijhawm. Cov yam ntxwv siab impedance xyuas kom meej nyeem ntawv, uas yog ib qho tseem ceeb rau cov neeg mob kev nyab xeeb.
3. Cov cuab yeej phais
Hauv qhov chaw phais mob, qhov tseeb yog qhov tseem ceeb. 2L FPCs nrog PI thiab FR4 stiffeners tuaj yeem muab tso rau hauv cov cuab yeej phais kom muab cov lus qhia txog qhov kub thiab txias, kom ntseeg tau tias cov twj siv tau khaws cia ntawm qhov kub thiab txias thaum ua haujlwm.
4. Kev saib xyuas ib puag ncig
Ntxiv rau cov ntawv thov kev kho mob ncaj qha, tib neeg infrared thermopile sensors tuaj yeem siv rau kev saib xyuas ib puag ncig hauv kev kho mob. Los ntawm kev ntsuas qhov ntsuas kub ib puag ncig, cov sensors no tuaj yeem pab tswj cov kev pom zoo hauv chav ua haujlwm thiab chaw kho neeg mob.
High Performance thiab Flexibility
Kev sib xyaw ua ke ntawm PI thiab FR4 stiffeners hauv 2L FPCs muaj kev sib xyaw tshwj xeeb ntawm kev ua haujlwm siab thiab yoog raws. Qhov kev sib tw dual-stiffener no tso cai rau cov tuam txhab tsim kho lawv cov qauv tsim kom tau raws li cov kev thov tshwj xeeb. Piv txwv li, nyob rau hauv cov xwm txheej uas siab thermal kuj tseem ceeb heev, PI tuaj yeem ua ntej, thaum FR4 tuaj yeem siv rau hauv cov ntawv thov uas lub zog siv tshuab tseem ceeb dua.
High impedance yam ntxwv
Lub siab impedance yam ntxwv ntawm 2L FPCs nrog PI stiffeners yog tshwj xeeb tshaj yog zoo nyob rau hauv daim ntawv thov yuav tsum tau rhiab ntsuas. Nyob rau hauv tib neeg infrared thermopile sensors, siab impedance ua kom tsis tshua muaj teeb liab poob thiab txhim kho qhov tseeb, uas yog qhov tseem ceeb rau kev nyeem ntawv kub siab. Cov yam ntxwv no tseem ceeb tshwj xeeb hauv kev kuaj mob, qhov tseeb tuaj yeem cuam tshuam cov txiaj ntsig ntawm tus neeg mob.
Diversity hauv Design
Qhov sib txawv muaj los ntawm 2L FPCs nrog PI thiab FR4 stiffeners tso cai rau cov qauv tsim tshiab uas tuaj yeem hloov kho rau ntau yam kev siv kho mob. Cov neeg tsim khoom tuaj yeem tsim cov kev cai daws teeb meem uas ua tau raws li cov kev xav tau tshwj xeeb ntawm cov khoom siv sib txawv, txhim kho kev ua haujlwm thiab kev ua haujlwm. Qhov kev hloov pauv no yog qhov tseem ceeb hauv thaj chaw uas thev naus laus zis tau nce mus tas li, thiab qhov kev thov rau cov kev daws teeb meem tshiab tau loj tuaj.
Post lub sij hawm: Oct-15-2024
Rov qab
