Product Description:
Our Double-sided Flexible Printed Circuit (FPC) is designed specifically for keypad applications, providing an optimal solution for assembling Metal Domes. This advanced design ensures high electrical reliability and mechanical durability, making it ideal for tactile feedback mechanisms in various keypad devices. The double-sided structure allows for efficient signal routing while maintaining a thin, lightweight profile.
Key Features:
•Optimized for Metal Dome Assembly: Precisely engineered surface finish and layout ensure secure and stable dome attachment, enhancing tactile feedback.
•Double-sided Circuit Design: Maximizes space utilization and enables efficient signal routing in compact applications.
•Thin and Lightweight: Contributes to a sleek and ergonomic keypad design without compromising strength.
Sample Specifications:
•Base Material: Polyimide
•Surface Finish: ENIG (Electroless Nickel Immersion Gold) for enhanced conductivity
•Thickness: FPC base: 0.23mm
•Thermal Resistance: Up to 120°C
•Application: Keypads for consumer electronics, industrial control panels, and automotive interfaces.
Double Sided FPC Structure Reference (Specifications Optional):
2L FPC with Adhesive material | ||
PI (12.5/25/50/100um, etc.) | Coverlay | |
AD (15/25/35/50um, etc.) | ||
Copper (6/9/12/18/35/70/100um, etc.) | Base Material | |
AD (0/12.5/20/25um, etc.) | ||
PI (12.5/25/50/100um, etc.) | ||
AD (0/12.5/20/25um, etc.) | ||
Copper (6/9/12/18/35/70/100um, etc.) | ||
AD (15/25/35/50um, etc.) | Coverlay | |
PI (12.5/25/50/100um, etc.) |
2L FPC with Adhesiveless material | ||
PI (12.5/25/50/100um, etc.) | Coverlay | |
AD (15/25/35/50um, etc.) | ||
Copper (6/9/12/18/35/70/100um, etc.) | Base Material | |
PI (12.5/25/50/100um, etc.) | ||
Copper (6/9/12/18/35/70/100um, etc.) | ||
AD (15/25/35/50um, etc.) | Coverlay | |
PI (12.5/25/50/100um, etc.) |
This introduction emphasizes the specialized nature of FPCs for camera applications, highlighting their flexibility, durability, high-speed data transmission, and efficiency. It also showcases their diverse applications in various camera models, ensuring they meet the specific needs of modern camera technology.

Let’s talk! We’ll provide the perfect solution for you!
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Huaruixin Electronics mainly produces printed circuit boards as the core business, to provide customers with one-stop solutions for FPC/PCB production, components sourcing and Assembly.
- WHAT WE DO — PCB Design Solutions — Flex PCB Production — Components Sourcing — FPC&PCB Assembly
- PRODUCTS — Single Sided Flexible Circuits — Double Sided Flexible Circuits — Multilayer Flexible Cirucits — Rigid-Flex Circuits — FPC Assembly — PCB Assembly
- CAPABILITY — FPC Capability — Rigid-Flex Capability — PCB Capability — Assembly Capability
- Copyright © 2024 Shenzhen Huaruixin Electronics Co., Ltd. All Rights Reserved.
- Design By BONTOP