1.5mm FR4 UL 94V0 PCB HDI Circuit Board For Power Electronic Automotive
High Quality 94V0 HDI Circuit Board for Power Electronic
♦ What is 94V0 PCB?
A 94V0 PCB refers to a printed circuit board (PCB) that meets the UL 94V-0 flammability standard, meaning it has high fire resistance and self-extinguishing properties. This rating is crucial for ensuring safety in electronic devices, particularly those used in high-temperature or high-risk environments.
♦ Key Features of a 94V0 PCB:
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Flame Resistance
- When exposed to fire, a 94V0 PCB will stop burning within 10 seconds after the flame is removed.
- It does not drip flaming particles that could spread fire.
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Material Composition
- The PCB substrate (usually FR-4) is treated with flame-retardant additives (e.g., brominated compounds) to achieve the 94V0 rating.
- The copper layers and solder mask do not significantly affect the flammability rating.
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Compliance with UL 94 Standard
- UL 94 is a safety certification by Underwriters Laboratories (UL) for plastic materials used in devices.
- V0 is the highest vertical burn rating (others include V1, V2, HB).
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Applications
- Used in high-power electronics, power supplies, automotive systems, industrial controls, and consumer electronics where fire safety is critical.
- Often required for safety certifications (e.g., CE, RoHS, UL).
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♦ Why is 94V0 Important for PCBs?
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- Prevents fires in case of electrical faults or overheating.
- Meets international safety standards for electronics.
- Reduces risk in applications like power adapters, LED lighting, and medical devices.
♦ Technical Parameters
|
Item |
Spec |
|
Layers |
1~64 |
|
Board Thickness |
0.1mm-10 mm |
|
Material |
FR-4, CEM-1/CEM-3, PI, High Tg, Rogers, PTEF, Alu/Cu Base,Ceramic, etc |
|
Max Panel Size |
800mm×1200mm |
|
Min Hole Size |
0.075mm |
|
Min Line Width/Space |
Standard: 3mil(0.075mm) Advance: 2mil |
|
Board Outline Tolerance |
士0.10mm |
|
Insulation Layer Thickness |
0.075mm--5.00mm |
|
Out Layer Copper Thickness |
18um--350um |
|
Drilling Hole (Mechanical) |
17um--175um |
|
Finish Hole (Mechanical) |
17um--175um |
|
Diameter Tolerance (Mechanical) |
0.05mm |
|
Registration (Mechanical) |
0.075mm |
|
Aspect Ratio |
17:01 |
|
Solder Mask Type |
LPI |
|
SMT Min. Solder Mask Width |
0.075mm |
|
Min. Solder Mask Clearance |
0.05mm |
|
Plug Hole Diameter |
0.25mm--0.60mm |
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