1. Product Overview
The FS & FST Series High-Frequency Multilayer Printed Circuit Board is a high-precision, multi-panel integrated PCB designed for radio frequency (RF), wireless communication, and high-speed signal transmission applications. Adopting advanced multi-layer lamination and precision circuit manufacturing technology, this product integrates high-density wiring, component mounting, and signal transmission functions, with excellent high-frequency performance, structural stability, and environmental adaptability. It is widely used in communication base stations, RF modules, IoT terminals, and other electronic equipment requiring high-frequency and high-reliability signal transmission.
2. Core Product Parameters
| Item | Specification |
|---|
| Product Model | FS & FST Series |
| Board Structure | 4-layer / Multi-layer (customizable) |
| Panel Format | 4-in-1 integrated panel (as shown) |
| Base Material | High-frequency low-loss dielectric material (FR-4 / High-frequency ceramic-filled substrate optional) |
| Board Thickness | 1.0mm ± 0.1mm (customizable: 0.8mm - 2.0mm) |
| Copper Clad Thickness | 1oz (35μm) / 2oz (70μm) (inner & outer layer customizable) |
| Minimum Line Width / Line Spacing | 0.1mm / 0.1mm (3.93mil / 3.93mil) |
| Minimum Via Hole Diameter | 0.2mm (8mil) (mechanical via / laser via optional) |
| Surface Finishing | ENIG (Electroless Nickel Immersion Gold) / Immersion Silver / HASL (Lead-free) |
| Dielectric Constant (Dk) | 3.5 - 4.5 (adjustable based on high-frequency material selection) |
| Dissipation Factor (Df) | ≤ 0.015 (high-frequency grade) |
3. Material & Construction
- Base Material: Adopts high-temperature resistant, low-loss high-frequency substrate or high-Tg FR-4 material, ensuring stable electrical performance under high-frequency and high-temperature conditions.
- Layer Structure: Multi-layer stack-up design with precise dielectric layer control, supporting impedance matching for high-frequency signals (50Ω / 75Ω impedance customizable).
- Solder Mask: Green solder mask (other colors: black, blue, red customizable) with high insulation and solder resistance.
- Silkscreen: White silkscreen for component marking, meeting IPC standard for legibility.
4. Electrical & Environmental Performance
- Working Voltage: ≤ 500V (AC)
- Insulation Resistance: ≥ 1×10¹² Ω (standard condition)
- Dielectric Withstanding Voltage: ≥ 3kV (AC, no breakdown)
- Working Temperature: -40℃ to +125℃ (industrial grade)
- Thermal Cycle Resistance: Passes 1000 cycles of -40℃ ~ +125℃ thermal shock, no delamination or crack
- Humidity Resistance: Passes 85℃ / 85%RH humidity test for 1000 hours, stable electrical performance
5. Manufacturing & Process Features
- High-Density Integration: 4-in-1 panel design optimizes production efficiency and reduces assembly cost, suitable for mass production.
- Precision Machining: Advanced laser drilling and electroplating technology ensures via hole reliability and circuit accuracy.
- Impedance Control: Precise impedance matching for high-frequency transmission lines, with impedance tolerance ±10%.
- Lead-Free Process: Compliant with RoHS, REACH environmental protection standards, halogen-free material optional.
6. Application Scenarios
- RF communication modules (5G/4G small base stations, wireless routers)
- High-frequency signal transmission equipment
- IoT smart terminal control boards
- Automotive electronic communication modules
- Industrial control RF sensing boards
7. Quality & Compliance Standards
- IPC-A-600 Class 2 / Class 3 (customizable)
- IPC-6012 for rigid PCB requirements
- RoHS 2.0, REACH environmental certification
- ISO 9001 quality management system certification
8. Packaging & Storage
- Packaging: Anti-static vacuum packaging, with moisture-proof and shock-proof protection.
- Storage: Store in a dry environment (temperature: 15℃ - 35℃, humidity: 30% - 70% RH), avoid direct sunlight and corrosive gases; shelf life: 12 months (unopened packaging).