The 4-layer IC carrier PCB is a high-performance printed circuit board designed for integrated circuits (ICs). It uses black solder mask and immersion gold process, combined with laser drilling technology, to ensure the accuracy and reliability of the circuit.
1.Product Overview
The 4-layer IC carrier PCB is a high-performance printed circuit board designed for integrated circuits (ICs). It uses black solder mask and immersion gold process, combined with laser drilling technology, to ensure the accuracy and reliability of the circuit. With its excellent electrical performance and mechanical strength, this PCB is suitable for a variety of electronic devices, especially in occasions that require precise control and high stability.
2.Product Features
1. Precise laser drilling: Using laser drilling technology to ensure accurate hole positions and improve assembly accuracy and reliability.
2. Immersion gold process: Using immersion gold process to enhance the circuit's oxidation resistance and welding reliability, and extend the product's service life.
3. Black solder mask: The black solder mask not only provides a good visual effect, but also has excellent insulation properties to protect the circuit from external interference.
3.Technical Specifications
| Number of layers | 4 | Copper foil thickness | 2OZ |
| Solder mask color | Black | Minimum line width/line spacing | 0.1mm/0.1mm |
| Surface treatment process | Immersion gold process | Coefficient of thermal expansion | 13-17ppm/°C |
| Board thickness | 1.4mm | Packing method | 1Panel=2Pcs |
4.Application
1. Automotive electronics: used for automotive electronic control units, such as engine management systems and safety systems.
2. Medical equipment: used as a core control board in precision medical equipment to ensure the stability and safety of the equipment.
5.Production Process
Inner layer production: use a high-precision laser photoplotter to produce the inner layer graphics.
Laser drilling: use laser drilling technology to accurately drill the required aperture.
Solder mask: apply black solder mask ink, and form a solder mask by screen printing and UV curing.
Immersion gold: deposit a layer of nickel gold on the surface of the copper layer to improve welding performance and anti-oxidation ability.
6.Summary
4-layer IC carrier PCB has become a leader in high-performance PCBs in the electronics industry with its precise laser drilling technology and immersion gold process. It not only meets the needs of precise control, but also provides excellent electrical performance and environmental protection characteristics through the black solder mask. This PCB is widely used in the fields of automotive electronics and medical equipment, and is a reliable choice for your electronic product design and manufacturing.
FAQ
Q: What files are used in PCB production?
A: PCB production requires Gerber files and PCB manufacturing specifications, such as the required substrate material, finished thickness, copper layer thickness, solder mask color, and design layout requirements.
Q: When can I get a quotation after I provide Gerber, product process requirements?
A: Our sales staff will give you a quotation within 1 hour.
Q: What are the requirements for the substrate material selection of IC carrier boards?
A: The substrate material selection for IC carrier boards should meet the following requirements:
Board quality: High-quality boards need to be selected to ensure their electromechanical properties meet the requirements.
Copper cladding thickness: The thickness of the copper cladding has a significant impact on the performance of the circuit board and needs to be strictly controlled.
Quality of electrolytic copper foil: The quality of electrolytic copper foil is crucial for the stability and reliability of the circuit board, and its quality must be strictly controlled.
Q: Can your company produce Controlled Depth PCB?
A: We can control the design of drilled holes according to the customer's drawing size requirements to ensure compliance with the customer's drawing requirements.
