Electronic Component Packaging Overview

Chip component packaging chinhu chakakosha chekugadzira semiconductor mudziyo. Nekukurumidza kuvandudza tekinoroji, kunyanya muSMT (Surface-Mount Technology), kune akawanda mafomu ekurongedza anoshandiswa muindasitiri yemagetsi. Mamwe marudzi ekurongedza, senge chip capacitors uye resistors, ane saizi yakajairwa, nepo mamwe, kunyanya zvikamu zveIC, zviri kuramba zvichishanduka. Kurongedza kwepini yechinyakare kuri kutsiviwa zvishoma nezvishoma nezvizvarwa zvitsva zvemafomu ekurongedza seBGA (Ball Grid Array) uye Flip Chip.

Electronic Component Packaging 19

Yakajairwa Chip Resistor Package Mhando

Kune 9 inowanzoshandiswa kurongedza saizi ye chip resistors, inomiririrwa nemhando mbiri dzesaizi macode: imperial (inches) uye metric (millimita). Makodhi ane manhamba mana, apo maviri ekutanga anomiririra kureba, uye maviri ekupedzisira anomiririra upamhi hwechikamu. Heano kuparara kweakajairwa chip resistor mapakeji:

Imperial CodeMetric CodeUrefu (L)Upamhi (W)Urefu (t)a (mm)b (mm)
020106030.60 ± 0.050.30 ± 0.050.23 ± 0.050.10 ± 0.050.15 ± 0.05
040210051.00 ± 0.100.50 ± 0.100.30 ± 0.100.20 ± 0.100.25 ± 0.10
060316081.60 ± 0.150.80 ± 0.150.40 ± 0.100.30 ± 0.200.30 ± 0.20
080520122.00 ± 0.201.25 ± 0.150.50 ± 0.100.40 ± 0.200.40 ± 0.20
120632163.20 ± 0.201.60 ± 0.150.55 ± 0.100.50 ± 0.200.50 ± 0.20
121032253.20 ± 0.202.50 ± 0.200.55 ± 0.100.50 ± 0.200.50 ± 0.20
181248324.50 ± 0.203.20 ± 0.200.55 ± 0.100.50 ± 0.200.50 ± 0.20
201050255.00 ± 0.202.50 ± 0.200.55 ± 0.100.60 ± 0.200.60 ± 0.20
251264326.40 ± 0.203.20 ± 0.200.55 ± 0.100.60 ± 0.200.60 ± 0.20

Aya mazinga akakosha mukugadzira maseketi, sezvo achibatsira kuona kumisikidzwa kwezvikamu paPCB (Printed Circuit Board) uye kuona kuenderana nemaitiro ekugadzira.


Matsamba Anomiririra Zvakajairwa Zvemagetsi Zvikamu

Mukugadzirwa kwemagetsi, mavara chaiwo anoshandiswa kumiririra zvikamu zvakajairika paPCB, zvichiratidza maitiro avo, polarity, kana basa. Pazasi pane runyoro rwemavara uye anoenderana zvikamu zvawo:

tsambaChikamu ChinyorwaunhuPolarity kana DirectionChikamu cheMiyerobasa
R (RN/RP)ResistorsNemhete dzemavaraEheOhms (Ω/KΩ/MΩ)Current limit
CCapacitorsMavara akapenya, akanyorwa neDC/VDC/Pf/uF, nezvimwe.Electrolytic uye tantalum capacitors vane nhungamiroFarads (pF/nF/uF)Chengetedza charge, block DC, pfuura AC
LInductorsImwe coilAihwaHenry (uH/mH)Chengetedza simba remagineti, vhara DC uye pfuura AC
TTransformersMakoiri maviri kana anopfuuraEheInotendeuka reshiyoInogadzirisa voltage uye ikozvino ye AC
D kana CRDiodesGirazi duku, rin'i yeruvara yamakaEhe-Inobvumira ikozvino kuyerera munzira imwe
QTransistorsMapini matatu, anowanzo kunyorwa se 2Nxxx/DIP/SOTEhe-Amplification, inoshandiswa seamplifier kana switch
UYakabatanidzwa DunhuICEhe-Muunganidzwa wemaseketi akawanda
X kana YnjenjereMetal body, four-pin crystalEheHertz (Hz)Inogadzira oscillation frequency
FFuseFuseAihwaKuende (KU)Circuit overload protection
S kana SWchinjaTrigger, push-bhatani, rotary mhando, kazhinji DIPEheNhamba yevanobatikaOn-off circuit
J kana PConnector-EheNhamba yemapiniInobatanidza kubhodhi redunhu
B kana BTbhatiriPositive and negative poles, voltageEheMagetsi (V)Inopa yakananga ikozvino

Mavara aya anoshandiswa kumiririra zvikamu zvakasiyana-siyana zvinoita mabasa akasiyana mudunhu. Kunyatsoona uye kusarudza zvikamu izvi zvakakosha pakugadzirwa kwedunhu uye kushanda kwakakodzera kwezvinhu zvemagetsi.


wonderfulpcb DFM Chishandiso cheElectronics Product Development

Iyo "wonderfulpcb DFM" chishandiso chakagadzirirwa kukwidziridza magadzirirwo uye kugadzirwa kwezvinhu zvemagetsi zvigadzirwa. Inobatsira vashandisi nekukurumidza uye nemazvo kunatsiridza kushanda zvakanaka, kupfupisa kutenderera kweR&D, kuderedza mitengo yekuvandudza chigadzirwa, uye kuwedzera kunaka kwechigadzirwa. Nekushandisa inoshamisapcb DFM, vagadziri muindasitiri yezvemagetsi vanogona kugadzirisa dhizaini yavo nekusimudzira maitiro, kuwedzera kubereka, uye kuwana zvakakosha kudzikiswa kwemitengo. Chishandiso chinogonesa kusanganisa kusanganisa kwezvikamu zvakasiyana, kuve nechokwadi chekuti zvigadzirwa zvemagetsi zvinosangana nemaindasitiri zviyero zvichiramba zvichidhura.

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