Home > Newly Shipped PCB > RO4003C 4-Layer 4.8mm Thick PCB with ENIG Finish and Countersunk Holes – Applications and Process Overview

RO4003C 4-Layer 4.8mm Thick PCB with ENIG and Countersunk Holes
PCB Material:Rogers RO4003C / 4.8mm finished thickness
MOQ:1PCS
Price:4.99-149 USD/PCS
Packaging:Vacuum / Anti-static Packaging
Delivery Period:7-10 working days
Payment Method:T/T, Paypal
 

RO4003C 4-Layer 4.8mm Thick PCB with ENIG Finish and Countersunk Holes – Applications and Process Overview


1.Introduction of RO4003C

Rogers RO4003C materials are proprietary woven glass reinforced hydrocarbon/ceramics that combine the electrical performance of PTFE/woven glass with the manufacturability of epoxy/glass. Available in various configurations using 1080 and 1674 glass fabric styles, RO4003C laminates deliver consistent dielectric constant (Dk) and low loss characteristics. They can be processed using standard epoxy/glass methods, offering a cost-effective alternative to traditional microwave laminates without requiring special through-hole treatments. RO4003C materials are non-brominated and not UL 94 V-0 rated. Their thermal expansion coefficient (CTE) closely matches that of copper, ensuring excellent dimensional stability and reliable plated through-hole integrity even under severe thermal conditions. With a Tg exceeding 280°C, RO4003C maintains stable expansion properties throughout circuit processing.


RO4003C PCB


2.Key Features

Dielectric Constant: 3.38 ±0.05 at 10 GHz
Dissipation Factor: 0.0027 at 10 GHz, 0.0021 at 2.5 GHz
Thermal Coefficient of Dk: +40 ppm/°C
Thermal Conductivity: 0.71 W/m/°K
CTE: X: 11 ppm/°C, Y: 14 ppm/°C, Z: 46 ppm/°C
Moisture Absorption: 0.06%


3.Benefits

Ideal for multi-layer board (MLB) constructions
Compatible with FR-4 processing at lower cost
Suitable for performance-sensitive, high-volume applications
Competitively priced


RO4003C Countersunk Holes Detail


4.PCB Construction Details

ParameterSpecification
Base MaterialRO4003C
Layer Count4-layer
Board Dimensions60mm x 60mm (±0.15mm)
Minimum Trace/Space4/5 mils
Minimum Hole Size0.4mm
Blind ViasNo
Finished Board Thickness4.8mm
Finished Cu Weight (Inner/Outer)1oz (35μm)
Via Plating Thickness20 μm
Surface FinishElectroless Nickel Immersion Gold (ENIG)
Top SilkscreenBlack
Bottom SilkscreenNo
Top Solder MaskNo
Bottom Solder MaskNo
Via TreatmentFilled with resin and capped on surface
Countersunk HolesConical, 90 degree

5.PCB Stackup (4-Layer Rigid Structure)

Copper_layer_1 - 35 μm
Rogers 4003C Core - 0.508 mm (20mil)
Copper_layer_2 - 35 μm
Prepreg RO4450F X 2 -0.204mm
Rogers 4003C Core - 1.524 mm (60mil)
Prepreg RO4450F X 2 -0.204mm
Rogers 4003C Core - 1.524 mm (60mil)
Prepreg RO4450F X 2 -0.204mm
Copper_layer_3 - 35 μm
Rogers 4003C Core - 0.508 mm (20mil)
Copper_layer_4 - 35 μm


RO4003C 4-Layer Stackup


6.PCB Statistics:

Components: 2
Total Pads: 7
Thru Hole Pads: 3
Top SMT Pads: 4
Bottom SMT Pads: 0
Vias: 5
Nets: 7


7.Typical Applications

Cellular Base Station Antennas and Power Amplifiers
RF Identification Tags
Automotive Radar and Sensors
LNBs for Direct Broadcast Satellites


8.Quality Assurance

Artwork Format: Gerber RS-274-X
Accepted Standard: IPC-Class-2
Availability: Worldwide


 

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