Rogers RO4003C LoPro 2-Layer 16.7mil laminate PCB with ENEPIG Finish manufacture multi layer and hybrid PCB for AI
16.7mil RO4003C LoPro 2-Layer PCB with ENEPIG Finish
The 16.7mil RO4003C Low Profile (LoPro) 2-Layer PCB is a high-performance printed circuit board specifically designed for applications requiring superior signal integrity, low insertion loss, and high thermal stability. Constructed from Rogers RO4003C LoPro laminates, this PCB provides excellent high-frequency performance while maintaining compatibility with standard FR-4 manufacturing processes. The ENEPIG (Electroless Nickel Electroless Palladium Immersion Gold) surface finish ensures exceptional solderability, wire bonding capability, and corrosion resistance, making it ideal for RF, microwave, and high-frequency digital applications.
PCB Construction Details
| Specification | Details |
| Base Material | Rogers RO4003C LoPro |
| Layer Count | 2-layer rigid PCB |
| Board Dimensions | 104.3mm x 78.65mm |
| Finished Thickness | 0.5mm |
| Copper Thickness | 1oz (35μm) on both layers |
| Surface Finish | ENEPIG |
| Minimum Trace/Space | 4/6 mils |
| Minimum Hole Size | 0.4mm |
| Via Plating Thickness | 20μm |
| Top Solder Mask | Green |
| Bottom Solder Mask | None |
| Silkscreen | None |
| Electrical Testing | 100% prior to shipment |
| Quality Standard | IPC-Class-2 |
PCB Stackup
| Layer | Material | Thickness |
| Copper Layer 1 | Copper Foil (1oz) | 35μm |
| Core | Rogers RO4003C LoPro (16.7mil) | 0.424mm |
| Copper Layer 2 | Copper Foil (1oz) | 35μm |
PCB Statistics
| Parameter | Value |
| Components | 56 |
| Total Pads | 102 |
| Thru-Hole Pads | 75 |
| Top SMT Pads | 27 |
| Bottom SMT Pads | 0 |
| Vias | 49 |
| Nets | 2 |
The PCB is manufactured using Gerber RS-274-X artwork, ensuring precise and accurate fabrication for modern production requirements.
Material Overview: Rogers RO4003C LoPro
Rogers RO4003C LoPro laminates utilize a hydrocarbon ceramic system with reverse-treated copper foil, which reduces conductor loss and improves insertion loss while retaining the benefits of standard RO4003C laminates. These laminates offer a dielectric constant (Dk) of 3.38 ± 0.05 and a low dissipation factor (Df) of 0.0027 at 10GHz, making them ideal for high-frequency and high-speed digital applications.
| Property | Value |
| Dielectric Constant (Dk) | 3.38 ± 0.05 at 10GHz |
| Dissipation Factor (Df) | 0.0027 at 10GHz |
| Thermal Conductivity | 0.64 W/mK |
| CTE (X/Y/Z) | 11ppm/°C, 14ppm/°C, 46ppm/°C |
| Glass Transition Temp (Tg) | >280°C |
| Decomposition Temp (Td) | >425°C |
| Operating Temperature | -55°C to +288°C |
| Flammability | UL 94 V-0 |
The low Z-axis CTE ensures plated-through-hole reliability, and the high thermal conductivity supports efficient heat dissipation, making this material suitable for demanding thermal and electrical environments.
Key Features:
- Dielectric Constant (Dk): 3.38 ± 0.05 for predictable and consistent signal integrity.
- Low Dissipation Factor (Df): 0.0027 at 10GHz for minimal signal loss in high-frequency applications.
- Thermal Stability: High Tg (>280°C) and low Z-axis CTE (46ppm/°C) ensure reliable performance under thermal stress.
- Conductor Loss Reduction: LoPro technology improves insertion loss and signal integrity.
- ENEPIG Surface Finish: Provides excellent solderability, corrosion resistance, and compatibility with wire bonding.
Key Benefits:
Improved Signal Integrity: Lower insertion loss allows for higher operating frequencies (>40GHz).
Cost-Effective Fabrication: Compatible with standard FR-4 processes, eliminating the need for specialized manufacturing steps.
Enhanced Thermal Performance: High thermal conductivity and low CTE improve durability in high-frequency and high-power applications.
Environmentally Friendly: Lead-free and RoHS compliant.
High Reliability: CAF resistance and high temperature processing ensure long-term durability.
Applications
Cellular base station antennas, power amplifiers
Low Noise Block (LNB) for direct broadcast satellites
Servers, routers, and high-speed backplanes
RF Identification Tags
Smart devices and wireless communication
Conclusion
The 16.7mil RO4003C LoPro 2-Layer PCB with ENEPIG Finish is a high-performance solution for RF, microwave, and high-speed digital designs. Utilizing Rogers’ LoPro laminates, this PCB delivers low insertion loss, exceptional signal integrity, and superior thermal stability. Its ENEPIG surface finish ensures excellent solderability and long-term durability, making it ideal for demanding applications such as telecommunications, aerospace, and IoT. With worldwide availability and compliance with IPC-Class-2 standards, this PCB is a reliable and efficient choice for engineers seeking to optimize performance and reduce costs in high-frequency applications.
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