6Прототип печатной платы L 1+N+1 HDI для портативного электронного устройства

6L 1+N+1 HDI Product Overview

The 6L 1+N+1 HDI product is a high-density interconnect (ИЧР) печатная плата (печатная плата) designed for advanced electronic applications. This PCB features six layers, including one core layer surrounded by alternating layers of conductive and non-conductive materials, with additional conductive layers on the outermost sides. The use of FR-4 material ensures durability and excellent electrical performance.

Key Features and Design Requirements

• Материал: ФР-4, known for its flame-resistant properties and high mechanical strength.
• Слои: Six layers arranged in a 1+N+1 configuration, providing flexibility in design and functionality.
• Цвет: Available in green or white to suit different aesthetic preferences or identification needs.
• Готовая толщина: A standard thickness of 0.8mm, ensuring compatibility with various device casings.
• Толщина меди: Inner layers feature 1oz copper, while outer layers are thicker at 0.5oz for enhanced conductivity and durability.
• Обработка поверхности: Immersion gold combined with OSP (Organic Solderability Preservative) PCB finish for improved solderability and corrosion resistance.
• Минимальная трассировка / Космос: Capable of handling trace widths and spaces as fine as 3mil/3mil, ideal for compact designs.
• Мин отверстие: Supports both mechanical holes down to 0.2mm and laser drilled holes as small as 0.1mm, enabling intricate component placement.

Working Principle and Applications

The working principle behind the 6L 1+N+1 HDI PCB revolves around maximizing connectivity within a limited space through strategic layering and advanced manufacturing techniques. By incorporating multiple layers of conductive pathways separated by dielectric materials, this PCB can handle complex circuit designs with minimal signal interference and crosstalk. Its high-density layout is particularly advantageous for portable electronic devices where miniaturization and functionality are paramount.

Classification and Use Cases

As a high-density interconnect PCB, the 6L 1+N+1 HDI falls under the category of advanced PCBs tailored for demanding electronic applications. It’s widely used in:

• Portable electronic devices such as smartphones, таблетки, and wearables, where space optimization is crucial.
• High-performance computing components requiring efficient heat dissipation and signal integrity.
• Aerospace and military equipment demanding reliability under extreme conditions.

Production Process and Quality Control

The production process begins with careful design using specialized software to ensure all design rules are met. This includes optimizing trace widths, расстояние, and hole sizes for manufacturability. Следующий, the raw materials undergo several stages of processing:

1. Ламинирование: Layers of copper-clad FR-4 are bonded together under heat and pressure.
2. Бурение: Mechanical and laser drilling create precise holes for component leads and interconnections.
3. Покрытие: Copper is electroplated onto the walls of the drilled holes to establish electrical connections between layers.
4. Офорт: Unwanted copper is removed, leaving only the desired conductive paths.
5. Обработка поверхности: Immersion gold and OSP processes enhance solderability and protect against oxidation.
6. Инспекция: Each PCB undergoes rigorous inspection for defects using automated optical inspection (АОИ) systems and manual checks.

Заключение

The 6L 1+N+1 HDI PCB stands out as a versatile solution for modern electronic design challenges, offering exceptional density, надежность, и производительность. Its sophisticated construction and meticulous manufacturing process make it an ideal choice for applications requiring compact size without compromising on functionality or quality. Whether it’s for consumer electronics, high-tech gadgets, or critical industrial systems, this PCB delivers unparalleled connectivity in a compact form factor.