haen aur bys 8 pcb
Eitemau | Datas technegol | |
haenau | Haen 1-12 | |
Deunyddiau sylfaen | CEM 3, FR-4,alwminiwm, CEM-1, 22F, FR-1 | |
Trwch Bwrdd | 0.3 mm-3.20 mm (12mil-126mil) | |
Trwch Bwrdd craidd gofynnol | 0.1mm(4mil) | |
Trwch copr | 1/2 owns min; 3 owns uchafswm. | |
Isafswm lled/llinellau | 0.1mm(4mil) | |
Diamedr twll gofynnol | 0.25mm(10mil) | |
Twll PTH goddefgarwch | 0.9mm(35mil) | |
Goddefgarwch | Safle twll | ±0.075mm(3mil) |
Lled llinell | ±0.1 mm (4mil) neu % ±20 lled llinell | |
Maint y twll | PTH±0.1mm(4mil) | |
NPTH±0.075mm(3mil) | ||
Goddefgarwch allanol | Neuadd machine±0.15MM(6mil) | |
Pwnsh peiriant ±0.10mm(4mil) | ||
Twist a oes arall | 0.70%-1% | |
Mae'r arwyneb yn gorffen | Aer blatio/Entek/poeth nicel/aur a lefelu | |
inswleiddio ymwrthedd | 10KΩ-20MΩ | |
dargludiad ymwrthedd | < 50Ω | |
Profion foltedd | 300V | |
Toriad V | Maint y Panel | 110×100mm(min.) 660×600mm(max.) |
Trwch Bwrdd | min 0.6 mm (24mil). | |
Trwch sy'n weddill | min 0.3 mm (12mil). | |
Goddefgarwch | ±0.1mm(4mil) | |
slot o led | 0.50 mm (20mil) uchafswm. | |
Slot amser lled | 10mm min. | |
Amser i linell | munud 0.50 mm (20mil). | |
Slot wedi'i | Slot maint tol. > = goddefgarwch 2W | PTH L:±0.15mm(6mil) |
W:±0.1mm(4mil) | ||
NPTH L:±0.125mm(5mil) | ||
W:±0.1mm(4mil) | ||
Goddefgarwch cofrestru gofynnol twll | PTH Hole:0.13mm(5mil) | |
NPTH Hole:0.18(7mil) | ||
Cofrestru dim goddefgarwch o flaen/yn ôl delwedd | Goddefgarwch cofrestru gofynnol patrwm | 0.075mm(3mil) |
multilayer | Interlayer goddefgarwch | Haen 4: 0.15 mm (6mil) uchafswm. |
haenau: 0.025 6 mm (10mil) uchafswm. | ||
Pellter gofynnol rhwng twll a roundness mewnol | 0.25mm(10mil) | |
Ymyl Bwrdd isafswm pellter a roundness mewnol | 0.25mm(10mil) | |
Goddefiant trwch Bwrdd | 4 layers:±0.13mm(5mil) | |
6 layers:±0.15mm(6mil) | ||
rhwystrol naturiol | 60% yn ohm±10 |