4 Layer 1.6mm Multilayer PCB Board White Solder Mask 371
Commodity Introduction
This is a type of 4 layer 1.6mm PCB board for the application of Security Equipment with HASL pad finish. The base laminate is from ITEQ, White solder mask from Kuangshun and black silkscreen from Taiyo. It's fabricated per IPC 6012 Class 2 using supplied Gerber data. Each 20 panel boards are packed separately.
Parameter & Data Sheet
| Number of Layers |
4 |
| Board Type |
Multilayer PCB |
| Board Thickness |
1.6mm +/-0.16 |
| Board Material |
FR-4 |
| Board Material Supplier |
ITEQ |
| Tg Value of Board Material |
135ºC |
| |
| PTH Cu thickness |
≥20 um (See hole wall details) |
| Inner Iayer Cu thicknes |
35 um (1oz) |
| Surface Cu thickness |
35 um (1oz) |
| |
| Solder Mask Type and Model No. |
LPSM, KAM-H8100 |
| Solder Mask Supplier |
KUANGSHUN |
| Solder Mask Colour |
White |
| Number of Solder Masks |
2 |
| Thickness of Solder Mask |
14 um |
| |
| |
KAM-388BK/KSM28 |
| Supplier of Silkscreen |
KUANGSHUN |
| Color of Silkscreen |
Black |
| Number of Silkscreen |
2 |
| |
| Mininum Trace (mil) |
3 mil |
| Minimum Gap(mil) |
8 mil |
| |
| Surface Finish |
HASL Lead free |
| RoHS Required |
Yes |
| Warpage |
0.25% |
| |
| Thermal Shock Test |
Pass, 288±5ºC,10 seconds, 3 cycles. No delamination, no blistering. |
| Solderablity Test |
Pass, 255±5ºC,5 seconds Wetting Area Least 95% |
| Function |
100% Pass electrical test |
| Workmanship |
Compliance with IPC-A-600H & IPC-6012C Class 2 |
Microsection Hole Wall (um)
| Hole Wall Cu Thickness |
≥20 um |
Hole Wall Cu Roughness |
≤25.4 um |
| NO. |
A |
B |
C |
D |
E |
F |
AVE |
| 1 |
25.617 |
24.417 |
24.477 |
26.117 |
25.397 |
25.027 |
25.175 |
| 2 |
24.070 |
22.870 |
22.930 |
24.570 |
23.850 |
23.480 |
23.628 |
| 3 |
24.891 |
23.691 |
23.751 |
25.391 |
24.671 |
24.301 |
24.449 |
Outline dimension Unit: mm
| NO. |
Required Dimension (toerance) |
Actual dimension |
| 1 |
286.00 |
±0.15 |
286.10 |
286.00 |
286.07 |
285.99 |
| 2 |
25.00 |
±0.15 |
24.94 |
24.96 |
24.91 |
25.02 |
Hole Size and Slot Dimension (mm)
| NO. |
Requerment Dimension (tolerance) |
PTH/NPT |
Actual dimension |
| 1 |
2.350 |
±0.05 |
N |
2.350 |
2.325 |
2.375 |
2.350 |
Green PCB
Human beings have only one earth. Caring for the entire ecological environment and our lives are closely related. Fresh work environment and sewage recycling are our responsibility.
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