SMT員工培訓計劃

1、2. smtT pcbprinted circuit board pcbaprinted circuit board assembly /dip/mimanual inserting: smtsurface mounted technology smt smt 1997 smt 66% smt ipqcin-process quality control /ipqc qaquality assurance/ / 20pcs/()oqcoutgoing quality control:tqctotal quality control 1. resistor1.1. r 1.2. k m1.3.

2、1k=10001m=1000 k=10000001. =1000 =1000000 1.4 (smd)a. b.321000 =3.2 k8221000 =82.2 k 1 2 1 3 3 0 4 0 c. d.00e. f.02.2g. h.4.7 4.7k2. capacitor2.1 c2.2 2.3 2.4 f mf uf nf pf2.5 1 uf=1000 nf =1000000 pf esd121 2 3 1mosfetmos2 ic3scr 454 5 6 7 8 1m 9 10 11 12 13 14 15 16 17 18 19 pcb 20 pcb21 22 pcba23

3、 pcb 24 25 1 1 =62%37%1% 183 2 =63%37% 179 3 =96.5%0.5%3% 2172 53 3 1 4 2 5 3 45604 3040mm/s5 pcb 38kg smt1-> -> -> -> -> -> 1 pcb smt2pcbpcbsmt3pcbsmt4 pcbsmt5pcbsmt6 pcb7 pcbictaoix-ray8pcb 5s 5sseivi(seiton) (seiso)(seiketsu)(shitsuke)5s12a) b) 3 4 5 6 5s1seivi 123 5s2seiton 123

4、43seiso 124seiketsu 3s5shitsuke 12smt12315h2h1. smtsmt2. 3. 4h1. 2. ipc3. 5sesd4. smt4h1. 2. feeder 3. 3h1. 2. feeder.2h1. 2. 3. smt smtsmtsurface mounting technologysmtpcbprinted circuit boardsmtsmtpcbpcb pcb bgaic ict x-ray bga pcb pcbbga bgasmtsmtsmt90smtsmt197019751976198019811995bpsmtmcmbgacsp (gantry)(pcb)()x/y(turret)(pcb)x/y(180)smt1. 2. 3. 4. 5. 6. ssmt1/10smt40%60%60%80% 30%50% ? (smt)12(ic)ic 34(ic)()() ?1 2 5s5s3 4 56789- 11) 2) 3) 4) 5) 6) 21) 2) 3) smt31) 2) icmos3) pcb41) 2) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. e s d 12esd electtrostatic sensitive diviices,esdsicmosesdepa esd