MCN18FD331J Equivalent & Substitute Parts

Part Overview

The MCN18FD331J is a 330 pF mica capacitor manufactured by Cornell Dubilier Electronics (CDE), rated for 500 V operation in a 1812 (4532 Metric) surface mount package. This component is designed for RF applications requiring high Q and low loss characteristics. The part is currently Active in product status with 826 pieces available in inventory. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity when the primary part number becomes unavailable or when bulk packaging alternatives are required.

Substiute Parts

MCN18FD331J

Cornell Dubilier Electronics (CDE)In Stock: 928MCN18FD331J Datasheet

Current PartRFQ

MC18FD331J-F

Cornell Dubilier Electronics (CDE)In Stock: 1260MC18FD331J-F Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MCN18FD331J is based on strict equivalence across all critical electrical and mechanical parameters. The substitute part MC18FD331J-F maintains identical specifications for capacitance (330 pF), tolerance (±5%), rated voltage (500 V), dielectric material (Mica), package configuration (1812 / 4532 Metric), operating temperature range (-55°C ~ 125°C), and RF performance characteristics (High Q, Low Loss). Both parts are manufactured by Cornell Dubilier Electronics and comply with ROHS3, REACH, and identical regulatory classifications (EAR99, HTSUS 8532.29.0020). The primary distinction between these parts is the packaging format: MCN18FD331J is supplied in standard packaging, while MC18FD331J-F is supplied in bulk packaging. This substitution relationship is valid for direct replacement in all circuit applications where the MCN18FD331J is specified.

Parameter Comparison

Engineering Selection Recommendations

Both MCN18FD331J and MC18FD331J-F are Active products manufactured by Cornell Dubilier Electronics with full ROHS3 compliance and REACH unaffected status. Selection between these parts is determined by procurement and inventory requirements rather than electrical or mechanical performance criteria. The MCN18FD331J in standard packaging is suitable for applications requiring individual component handling and smaller order quantities. The MC18FD331J-F in bulk packaging is suitable for high-volume production environments and applications where bulk component management is preferred. Both parts are equivalent for direct circuit substitution and provide identical electrical performance, thermal characteristics, and regulatory compliance. Component selection should be based on supply availability, packaging requirements, and inventory management protocols specific to the application or manufacturing environment.

Frequently Asked Questions (FAQ)

Q: Can MC18FD331J-F be used as a direct replacement for MCN18FD331J in production assemblies?

A: Yes. MC18FD331J-F is a parametric equivalent with identical electrical specifications, voltage rating, capacitance value, tolerance, operating temperature range, package dimensions, and RF performance characteristics. Direct substitution is valid for all circuit applications where MCN18FD331J is specified.

Q: What is the difference between MCN18FD331J and MC18FD331J-F?

A: The primary difference is packaging format. MCN18FD331J is supplied in standard packaging, while MC18FD331J-F is supplied in bulk packaging. All electrical, mechanical, and performance parameters are identical.

Q: Are both parts ROHS3 compliant?

A: Yes. Both MCN18FD331J and MC18FD331J-F are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited) and REACH unaffected status.

Q: Do these parts have the same physical dimensions and mounting footprint?

A: Yes. Both parts are 1812 (4532 Metric) surface mount packages with identical dimensions of 0.177" L x 0.126" W (4.50mm x 3.20mm) and maximum seated height of 0.079" (2.00mm). PCB footprints are interchangeable.

Q: What is the operating temperature range for these capacitors?

A: Both MCN18FD331J and MC18FD331J-F operate across -55°C to 125°C, supporting applications in standard and extended temperature environments.

Q: Are these mica capacitors suitable for RF applications?

A: Yes. Both parts are specified with RF, High Q, and Low Loss features, making them suitable for RF circuit applications requiring stable capacitance and minimal signal loss.

Q: What regulatory classifications apply to these parts?

A: Both parts are classified as EAR99 for export control and HTSUS 8532.29.0020 for tariff purposes. They comply with ROHS3 and are REACH unaffected.