Pemecahan pitakon babagan dhasar babagan papan sirkuit。

1. Pambuka interpretasi jeneng
Printed circuit — on the surface of an insulating material, provides a conductive pattern of electrical connections between components, including shielding elements.
Sirkuit cetak – sirkuit sing digawe saka sirkuit cetak, komponen cetak, utawa kombinasi saka loro kasebut, miturut desain sing wis ditemtokake ing permukaan bahan isolasi.
Printed circuit/circuit board — general term for insulating boards that have been finished with printed circuit or printed circuit. Mellors | | ai | | | PCB strip sampel, 1, 1, ai, 1 divisi 1 trampil P | 1 lembar conto CB
PCB kerapatan rendah – PCB sing diproduksi massal kanthi kabel sing luwih gedhe saka 0.3 mm (12 / 12mil) jembaré ing antarane rong disk ing prapatan grid standar 2.54 mm.
PCB density medium – Papan cetak sing diproduksi kanthi massal kanthi rong kabel udakara 0.2 mm (8 / 8mil) jembaré antara rong disk ing prapatan kothak standar 2.54 mm.
High density Printed Board — A mass-produced printed board with three wires between two disks at the intersection of a 2.54 mm standard grid width of 0.1 to 0.15 mm (4-6/4-6mil).
2. What are the types of printed circuits according to the substrate and conductive pattern used? Mellors | | ai | | | P CB sample strips, 1, 1, ai, 1 division 1 skill the first P | 1 CB sample sheet
– Miturut substrat sing digunakake: kaku, fleksibel, kaku-fleksibel;
– Miturut grafis konduktif: siji, pindho, multi-lapisan.
3. Nggambarake fungsi sirkuit cetak lan karakteristik industri sirkuit cetak.
– Kaping pisanan, nyedhiyakake dhukungan mekanik kanggo mbenakake papan salinan PCB lan nglumpukake transistor, sirkuit integral, resistor, kapasitor, induktor lan komponen liyane.
Kapindho, nyadari kabel lan sambungan listrik ing antarane komponen kayata transistor, sirkuit integral, resistor, kapasitor lan induktor, lan insulasi listrik kanggo memenuhi ciri listrike.
Pungkasan, karakter identitas lan grafis diwenehake kanggo pengawasan lan pangopènan komponen ing proses perakitan elektronik PCB, lan grafis welding sing disedhiyakake kanggo solder gelombang.
– Teknologi dhuwur, investasi dhuwur, risiko dhuwur lan bathi dhuwur. Wong tuwa | | ai | | | Strip sampel P CB, 1, 1, ai, 1 divisi 1 trampil P | 1 lembar conto CB
4. Printed circuit manufacturing process classification is mainly divided into what two methods? What are the advantages of each?
– Cara tambahan: aja nganti etsa tembaga sing akeh, nyuda biaya. Proses produksi papan salinan PCB sing disederhanakake, nambah efisiensi produksi. Kabel siram lan permukaan flush bisa ditindakake. Keandalan bolongan metalik dadi luwih apik.
– Reduction method: mature, stable and reliable process. Mellors | | ai | | | P CB sample strips, 1, 1, ai, 1 division 1 skill the first P | 1 CB sample sheet
5. What are the types of addition processes used in printed circuit manufacturing? Write out the process separately?
– Total addition method: drilling, imaging, viscosifying treatment (negative phase), electroless copper plating, removal of resist.
– Setengah metode tambahan: ngebur, perawatan katalitik lan penetapan, plating tembaga tanpa listrik, pencitraan (resistensi elektroplating), tembaga elektroplating grafis (fase negatif), resistensi penghapusan, etching diferensial.
– Cara tambahan sebagean: imaging (anti-etching), tembaga etsa (fase normal), ngilangi lapisan resisten, lapisan elektroplating lapisan kabeh resisten, pengeboran, plating tembaga tanpa listrik ing bolongan, mbusak resistensi elektroplating.
6. What are the types of printed circuit in the subtraction process? Write the process flow of whole plate plating and graphic plating. Mellors | | ai | | | P CB sample strips, 1, 1, ai, 1 division 1 skill the first P | 1 CB sample sheet
– PCB dilapisi tanpa berlubang, PCB dilapisi berlubang, PCB berlapis berlubang lan PCB sing dipasang ing permukaan.
– Plot electroplating plate (cara masking): kothong, pengeboran, metallisasi bolongan, kenthel elektroplating plate kabeh, perawatan permukaan, nempel film garing jinis masking cahya, nggawe grafis kawat normal, etching, film ngilangi, electroplating plug, proses bentuk, inspeksi, nyetak lapisan resistensi las, leveling hawa panas, cetakan jaringan simbol tandha, produk rampung. Wong tuwa | | ai | | | Strip sampel P CB, 1, 1, ai, 1 divisi 1 trampil P | 1 lembar conto CB
–PCB graphic electroplating (bare copper coating resistance film) : Double-sided copper-clad boards blanking, punching positioning hole, CNC drilling, inspection, deburring, thin thin electroless copper, electroplating copper, inspection, brush plate, sticker (or screen printing), exposure imaging (or curing), inspection retouching, electroplating copper, graphics are electroplating tin lead alloy, go to the film (or remove) was printed, inspection retouching, etching, pewter back, open circuit test, clean, resistance welding graphics, plug nickel plating / gold, plug adhesive tape, hot air leveling, cleaning, network printing symbols, shape processing, cleaning and drying, inspection, packaging, finished products.
7. Teknologi elektroplating bisa dipérang dadi jinis teknologi apa?
– Teknologi plating poros konvensional, teknologi plating langsung, teknologi perekat konduktif. Wong tuwa | | ai | | | Strip sampel P CB, 1, 1, ai, 1 divisi 1 trampil P | 1 lembar conto CB
8. What are the main features of flexible printed boards? What does its base material have?
– Fleksibel lan lempitan kanggo nyuda volume; Bobot ringan, konsistensi kabel sing apik, reliabilitas dhuwur.
9. Nggambarake fitur utama lan panggunaan PCB kaku – fleksibel.
– Bagian kaku lan fleksibel digabungake, ngilangi kebutuhan konektor, sambungan sing dipercaya, nyuda bobot, miniaturisasi perakitan. Papan panyalin PCB umume digunakake ing instrumen elektronik medis, komputer lan periferal, peralatan komunikasi, peralatan aerospace lan pertahanan nasional lan peralatan militer. Wong tuwa | | ai | | | Strip sampel P CB, 1, 1, ai, 1 divisi 1 trampil P | 1 lembar conto CB
10. Nggambarake karakteristik papan dicithak adesif konduktif.
– Teknologi pangolahan sing sederhana, efisiensi produksi sing dhuwur, biaya murah, kurang banyu limbah.
11. Apa kaping kabel PCB?
– Papan sing dicithak digawe nganggo kabel logam lapisan langsung ing landasan insulasi.
12. Apa sing dicithak adhedhasar logam? Apa fitur utamane?
– Istilah umum kanggo papan cetak basa logam lan papan cetak inti logam. Wong tuwa | | ai | | | Strip sampel P CB, 1, 1, ai, 1 divisi 1 trampil P | 1 lembar conto CB
13. Apa PCB multilayer siji sisi? Apa fitur utamane?
Pabrik papan sirkuit multilayer ing PCB siji. Karakteristik papan PCB: ora mung bisa nahan gelombang elektromagnetik internal menyang radiasi njaba, nanging uga bisa nyegah gangguan gelombang elektromagnetik eksternal, ora butuh metallisasi bolongan, biaya murah, bobot entheng, bisa lancip.
14. Pengantar singkat babagan definisi lan pembuatan sirkuit cetak multilayer?
– Papan dicetak kabel multi-lapisan kanthi kerapatan tinggi digawe kanthi ngganti lapisan insulasi lan lapisan konduktif kanthi cara nyusun lapisan ing lapisan njero papan multi-lapisan sing wis rampung, lan bolongan wuta digunakake kanthi bebas kanggo tumindak ing antarane lapisan.