F4BM220 DK2.2 PCB 2-layer build on 1.575mm Thick with Double Sided 0.5oz copper | Bare copper | OSP
Advanced RF Performance in a Compact 2-Layer Design
Our newly shipped F4BM220 High-Frequency PCB is engineered for demanding RF and microwave applications, delivering exceptional signal integrity and low-loss performance. Designed for phase-sensitive systems, radar, and satellite communications, this PCB combines Wangling's advanced F4BM220 PTFE-based laminate with precision manufacturing to meet strict performance requirements.
Key Specifications
- Base Material: F4BM220 (PTFE/fiberglass composite)
- Layer Count: 2 layers
- Dimensions: 130.5mm × 103mm (±0.15mm tolerance)
- Thickness: 1.7mm (finished)
- Copper Weight: 1oz (35μm) outer layers
- Trace/Space: 4/6 mils
- Min Hole Size: 0.3mm (mechanical drill)
- Surface Finish: ENIG (Electroless Nickel Immersion Gold)
- Via Plating: 20μm thickness
- Testing: 100% electrical test prior to shipment
| PCB Capability (F4BME) | |||
| PCB Material: | PTFE glass fiber cloth copper clad laminates | ||
| Designation (F4BME ) | F4BME | DK (10GHz) | DF (10 GHz) |
| F4BME217 | 2.17±0.04 | 0.0010 | |
| F4BME220 | 2.20±0.04 | 0.0010 | |
| F4BME233 | 2.33±0.04 | 0.0011 | |
| F4BME245 | 2.45±0.05 | 0.0012 | |
| F4BME255 | 2.55±0.05 | 0.0013 | |
| F4BME265 | 2.65±0.05 | 0.0013 | |
| F4BME275 | 2.75±0.05 | 0.0015 | |
| F4BME294 | 2.94±0.06 | 0.0016 | |
| F4BME300 | 3.00±0.06 | 0.0017 | |
| Layer count: | Single Sided, Double Sided PCB, Multilayer PCB, Hybrid PCB | ||
| Copper weight: | 0.5oz (17 µm), 1oz (35µm), 2oz (70µm) | ||
| Dielectric thickness (or overall thickness) | 0.127mm (dielectric), 0.2mm, 0.25mm, 0.5mm, 0.508mm, 0.762mm, 0.8mm, 1.0mm, 1.5mm, 1.524mm, 1.575mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 8.0mm, 10.0mm, 12.0mm | ||
| PCB size: | ≤400mm X 500mm | ||
| Solder mask: | Green, Black, Blue, Yellow, Red etc. | ||
| Surface finish: | Bare copper, HASL, ENIG, Immersion silver, Immersion tin, OSP, Pure gold, ENEPIG etc.. | ||
Material Advantages (F4BM220)
✅ Ultra-Low Loss:
- Dielectric Constant (Dk): 2.2 ±0.04 @ 10GHz
- Dissipation Factor (Df): 0.001 @ 10GHz (superior to standard FR-4)
✅ Thermal & Mechanical Stability:
- CTE: x/y/z = 25/34/240 ppm/°C
- Moisture Absorption: ≤0.08% (ideal for harsh environments)
- Flammability Rating: UL-94 V0
✅ Optimized for RF/Microwave:
- Low PIM (Passive Intermodulation) risk
- Excellent phase stability for sensitive antenna systems
Design Features
- No Blind Vias – Simplified 2-layer construction for cost efficiency
- ENIG Surface Finish – Ensures reliable solderability and corrosion resistance
- High-Precision Fabrication – Tight impedance control (±5%) for RF circuits
Typical Applications
- Phase Shifters & Power Dividers – Stable Dk for precise signal control
- Satellite & Radar Systems – Low loss at high frequencies
- 5G Base Station Antennas – Enhanced signal integrity
- Phased Array Antennas – Critical for aerospace/defense
Why Choose This PCB?
✔ Proven RF Performance – Superior to standard PTFE laminates
✔ Cost-Effective 2-Layer Solution – No unnecessary complexity
✔ Global Availability – Shipped worldwide with IPC-Class 2 compliance
Ideal For: Engineers developing compact, high-frequency systems where low loss and stable Dk are non-negotiable.
Contact us today for technical datasheets or pricing inquiries!
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