Rogers RT Duroid 5880 Substrate – Low Loss Applications

Premium High-Frequency PTFE Composite Laminate for Mission-Critical RF/Microwave Circuits

Product Overview

Rogers RT/duroid 5880 is a high-performance glass microfiber reinforced PTFE composite laminate specifically engineered for demanding high-frequency and broadband applications where signal integrity is paramount RT/duroid® 5880 Laminates. The randomly oriented microfibers result in exceptional dielectric constant uniformity, making RT/duroid 5880 ideal for exacting stripline and microstrip circuit applications.

Key Electrical Properties

Ultra-Low Loss Performance:

• Dielectric Constant (εr): 2.20 ± 0.02 @ 10 GHz
• Dissipation Factor (tan δ): 0.0009 @ 10 GHz, 0.0004 @ 1 MHz
• Design frequency range: 8 GHz to 40 GHz with stable performance extending to Ku-band and above
• Thermal Coefficient of εr: -125 ppm/°C (-50°C to 150°C)

Superior Signal Integrity:

• Uniform electrical properties over wide frequency range
• Stable low dielectric constant and ultra-low loss tangent make it suitable for a wide array of RF applications like radars, 5G, satellite communication, automotive sensors
• Dielectric constant is uniform from panel-to-panel and constant over a wide frequency range

Physical & Mechanical Characteristics

Robust Construction:

• Moisture Absorption: 0.02% (excellent for high-humidity environments)
• Thermal Conductivity: 0.20 W/m/K
• Density: 2.2 gm/cm³
• Glass Transition Temperature (Td): 500°C
• Lead-Free Process Compatible: Yes
• Flammability Rating: UL94 V-0

Fabrication-Friendly:

• Easily cut, sheared and machined to shape
• Resistant to all solvents and reagents, hot or cold, normally used in etching printed circuits or in plating edges and holes
• Can be fabricated into multilayer PCBs using fusion bonding as well as adhesive bonding techniques

Available Configurations

Standard Thicknesses: 0.005″ (0.127mm), 0.010″ (0.252mm), 0.020″ (0.508mm), 0.031″ (0.787mm), 0.062″ (1.575mm) with additional thicknesses available from 0.0035″ to 0.375″

Copper Cladding Options:

• Electrodeposited Copper: ½ oz (18µm), 1 oz (35µm)
• Rolled Copper Foil: ½ oz (18µm), 1 oz (35µm)
• Thicker 2 oz (70 μm) and 3 oz (105 μm) foils available for high power handling

Panel Sizes: Standard: 18″ × 12″ (457 × 305mm), 18″ × 24″ (457 × 610mm) with additional sizes available

Target Applications

Aerospace & Defense:

• Military radar systems and missile guidance systems
• Defense communication gear and electronic warfare systems
• Commercial airline broadband antennas

Telecommunications & Connectivity:

• 5G systems and base stations
• Point-to-point digital radio antennas
• Satellite communication systems requiring strong signal transmission over long distances

High-Frequency Circuits:

• Microstrip and stripline circuits
• Millimeter wave applications
• High performance passive circuits like filters and couplers

Automotive Electronics:

• Advanced driver assistance systems (ADAS) and vehicle radar
• Automotive sensors requiring precise high-frequency performance

Competitive Advantages

• Industry-Leading Low Loss: Lowest electrical loss for reinforced PTFE material
• Environmental Resilience: Ideal for applications in high moisture environments due to extremely low water absorption characteristics
• Design Flexibility: Stable properties versus temperature minimize drift in filters or VCOs
• Manufacturing Reliability: The woven glass does not require bonding plies for most applications

Rogers RT/duroid 5880 represents the gold standard for high-frequency substrate technology, delivering uncompromising performance where signal integrity, environmental stability, and manufacturing reliability are non-negotiable requirements.