Односторонняя гибкая печатная плата с алюминиевым элементом жесткости | 0.2мм Ультратонкий | УГКПБ

Ultra-Thin Single-Sided Flex PCB with Aluminum Stiffener Обзор продукта & Определение

In the pursuit of thinner, lighter, and more reliable electronic devices, UGPCB Ultra-Thin Single-Sided Flex печатная плата with Aluminum Stiffener represents the optimal fusion of flexible circuit technology and structural reinforcement. This solution is engineered to meet the critical challenge of requiring both dynamic flexibility and localized rigidity, Усиленное рассеяние тепла, and superior dimensional stability within constrained spaces.

This product is scientifically classified as a: Single-Sided, Adhesive-Based Flexible Printed Circuit (ФПК) with a Localized Aluminum Stiffener. It features a standard single-sided FPC construction with a precisely bonded aluminum alloy stiffener in specific zones, creating a cost-effective “rigid-flex-like” performance where it matters most.

Ключевые спецификации

• Количество слоев: 1 Слой (Single-Sided Conductor)

• Overall Thickness: 0.2mm ±0.08mm (Including base material, медь, and stiffener)

• Базовый материал: Shengyi S1145 or equivalent 1унция (70мкм) Медь / 25µm Polyimide (ПИ) Single-Sided, Adhesive-Based Flex Laminate

• Stiffener Material: Aluminum Alloy (например, 5052 или 1060)

• Поверхностная отделка: ОСП (Органическая припаяя консервант)

• Board Dimensions: 240mm x 165mm (Customizable per design)

Design Essentials & Structure Analysis

Successful aluminum stiffener FPC design begins with precise application analysis. Design engineers must define:

1. Stiffener Placement: Accurately identify areas for connector mounting, размещение компонентов, or mechanical fastening.

2. Dynamic Flex Zone Planning: Ensure bending occurs only in designated flexible areas, avoiding the stiffener to maximize flex life.

3. Thermal Management Path: Utilize the aluminum’s high thermal conductivity by connecting copper pads under heat-generating компоненты (например, Светодиоды, ICS) directly to the stiffener, creating an efficient heat-spreading pathway.

4. Толерантность & Registration: Strictly control the alignment tolerance between the stiffener and the FPC to ensure accurate mounting hole placement.

Как это работает & Performance Advantages

The PCB with aluminum stiffener operates on a simple yet effective principle:

• In Flexible Areas: The thin PI and copper construction provides excellent dynamic flexing and space-saving capabilities.

• In Stiffened Areas: The aluminum plate offers rigid PCB-like mechanical support, preventing tearing during connector mating or screw fastening, while rapidly dissipating localized heat.

Core Features & Преимущества:

• Exceptional Thinness: ~0.2mm profile ideal for ultra-slim devices.

• Targeted Rigidity-Flexibility: Solves the “where to be rigid, where to be flexible” dilemma in a single, cost-effective package.

• Enhanced Thermal Performance: The aluminum stiffener acts as an integrated heat spreader, improving component reliability.

• Superior Dimensional Stability: The stiffened area resists warping under thermal and mechanical stress, ensuring precise assembly.

• Высокая надежность & Долговечность: Protects solder joints and vias in critical areas from stress and fatigue.

• Отделка поверхности ОСП: Provides excellent solderability and a flat surface for reliable SMT assembly.

Производственный процесс & Контроль качества

UGPCB employs a mature flex circuit stiffener attachment process ensuring precision and reliability:

1. FPC Fabrication: Processing of adhesive-based laminate (например, Шэнъи) through patterning, травление, and drilling.

2. Поверхностная отделка: Application of OSP coating to exposed copper pads.

3. Точная ламинирование: Bonding of the pre-cut aluminum stiffener to the FPC using controlled heat and pressure with adhesive (pre-preg or base material adhesive layer).

4. Contour Routing & Profiling: Final board outline, stiffener shape, and mounting holes are created via CNC or laser cutting.

5. Комплексное тестирование: Includes electrical testing (Flying Probe/Fixture), dimensional АОИ, and peel strength tests for the stiffener bond.

Основные приложения & Варианты использования

Этот ultra-thin flex PCB with metal stiffener is ideal for:

• Бытовая электроника: Side-key flex cables, camera module FPCs, display connectors in smartphones/tablets.

• LED Lighting: Ultra-thin LED strips and flexible neon signs, where the stiffener aids in heat sinking and mechanical fixing.

• Автомобильная электроника: Sensor wiring harnesses, dashboard backlight units requiring vibration resistance.

• Промышленное оборудование: Connections for precision probes, internal wiring in robotic arms needing localized reinforcement.

• Медицинские устройства: Internal interconnects for portable medical equipment demanding lightweight reliability.