Packaging: IP Rating IP67, Thermal Resistance <2.5°C/W

Q: What are the key considerations when selecting packaging for RF filters?

Key considerations include shielding effectiveness at target frequencies, thermal management requirements, dimensional tolerances for proper mounting, material compatibility with the filter, and environmental protection ratings for the intended application environment.

Q: How does packaging affect RF filter performance?

Proper packaging maintains signal integrity by minimizing insertion loss, preventing electromagnetic interference, ensuring stable thermal conditions, and providing mechanical stability that prevents microphonic effects or parameter drift.

Component Specifications

Definition

A precision-engineered enclosure designed to protect sensitive RF filter and duplexer components from environmental factors, electromagnetic interference, and physical damage while maintaining optimal signal integrity and thermal management in telecommunications and wireless systems.

Working Principle

Provides electromagnetic shielding through conductive materials, thermal dissipation via heat sinks or thermal interface materials, and mechanical protection through impact-resistant structures while maintaining precise dimensional tolerances for component mounting and signal path integrity.

Materials

Aluminum alloy (typically 6061 or 5052) for EMI shielding and heat dissipation, with optional nickel or silver plating for enhanced conductivity; plastic components may use PBT, LCP, or PPS for dimensional stability and low dielectric loss.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	Varies by size (typically 5-50g)
IP Rating	IP67
Dimensions	Custom to filter footprint ±0.1mm
Thermal Resistance	<2.5°C/W
Operating Temperature	-40°C to +85°C
Shielding Effectiveness	≥40 dB @ 1-6 GHz

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 9001, IEC 60529, MIL-STD-810, RoHS

Parent Products

This component is used in the following industrial products

RF Filter/Duplexer

A component that selectively passes or blocks specific radio frequency signals while allowing simultaneous transmission and reception in communication systems.

View Product Details

Voltage-Controlled Oscillator (VCO)

An electronic oscillator whose oscillation frequency is controlled by an input voltage.

View Product Details

Engineering Analysis

Risks & Mitigation

Inadequate EMI shielding causing signal interference
Poor thermal management leading to component overheating
Mechanical stress causing filter parameter drift
Moisture ingress compromising electrical performance

FMEA Triads

Trigger: Insufficient shielding material thickness or poor seam conductivity
Failure: Electromagnetic interference leakage
Mitigation: Implement continuous conductive gaskets, increase material thickness, and conduct thorough EMI testing during design validation

Trigger: Inadequate thermal interface between filter and packaging
Failure: Thermal runaway and component degradation
Mitigation: Use high-conductivity thermal interface materials, optimize heat sink design, and perform thermal simulation during development

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.1mm for critical mounting dimensions, ±0.05mm for RF interface surfaces

Test Method

Shielding effectiveness per MIL-STD-285, thermal cycling per IEC 60068-2-14, vibration testing per IEC 60068-2-6, salt spray per ASTM B117

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Packaging

Manufacturer profiles associated with Packaging.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What are the key considerations when selecting packaging for RF filters?