Equivalent & Substitute Parts for 930C4W3P3K

Part Overview

The 930C4W3P3K is a 3.3 µF film capacitor manufactured by Cornell Dubilier Electronics (CDE) with a 400V DC voltage rating and polypropylene metallized dielectric. This axial through-hole component is designed for general-purpose applications requiring stable capacitance and low equivalent series resistance.

The 930C4W3P3K carries an obsolete product status. Identifying equivalent substitute parts ensures design continuity and maintains supply chain reliability for applications currently utilizing this component. The substitute identified maintains identical electrical and mechanical specifications while offering active product status and improved availability.

Substiute Parts

930C4W3P3K

Cornell Dubilier Electronics (CDE)In Stock: 731930C4W3P3K Datasheet

Current PartRFQ

930C4W3P3K-F

Cornell Dubilier Electronics (CDE)In Stock: 856930C4W3P3K-F Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 930C4W3P3K is determined by strict equivalence across all electrical and mechanical parameters. The substitute part must satisfy the following criteria:

Electrical Parameters (Non-Negotiable):

• Capacitance: 3.3 µF
• Tolerance: ±10%
• Voltage Rating - DC: 400V
• Voltage Rating - AC: 250V
• Dielectric Material: Polypropylene (PP), Metallized
• ESR: 16 mOhms
• Operating Temperature Range: -55°C ~ 105°C

Mechanical Parameters (Non-Negotiable):

• Package / Case: Axial
• Size / Dimension: 0.949" Dia x 1.748" L (24.10mm x 44.40mm)
• Mounting Type: Through Hole
• Termination: PC Pins

Compliance Parameters:

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

The 930C4W3P3K-F qualifies as a parametric equivalent because it maintains identical specifications across all electrical and mechanical parameters while offering active product status and improved inventory availability.

Parameter Comparison

Engineering Selection Recommendations

The 930C4W3P3K-F is the direct equivalent substitute for the obsolete 930C4W3P3K. Selection of the substitute is based on the following engineering factors:

Product Status: The 930C4W3P3K carries obsolete status, which restricts long-term availability and supply chain reliability. The 930C4W3P3K-F maintains active product status, ensuring continued availability and manufacturing support.

Electrical Equivalence: All electrical parameters are identical, including capacitance, voltage ratings, dielectric material, ESR, and operating temperature range. This ensures direct functional replacement without circuit redesign or performance degradation.

Mechanical Compatibility: Identical package dimensions, mounting type, and termination specifications ensure direct PCB compatibility without layout modifications.

Regulatory Compliance: Both parts maintain ROHS3 compliance and identical moisture sensitivity ratings, satisfying regulatory and environmental requirements.

Packaging Availability: The substitute is available in bulk packaging, which may provide supply chain advantages for production environments.

For applications currently utilizing the 930C4W3P3K, transition to the 930C4W3P3K-F is a direct substitution requiring no circuit modifications or design changes.

Frequently Asked Questions (FAQ)

Q: Can the 930C4W3P3K-F be used as a direct replacement for the 930C4W3P3K?

A: Yes. The 930C4W3P3K-F is a parametric equivalent with identical electrical and mechanical specifications. No circuit modifications or design changes are required for direct substitution.

Q: What is the difference between the 930C4W3P3K and 930C4W3P3K-F?

A: The primary differences are product status and packaging. The 930C4W3P3K is obsolete with standard packaging, while the 930C4W3P3K-F is active with bulk packaging available. All electrical and mechanical specifications are identical.

Q: Why is the 930C4W3P3K marked as obsolete?

A: Obsolete status indicates the manufacturer has discontinued active production and support for this part number. The 930C4W3P3K-F represents the active equivalent in the same product series.

Q: Are there any performance differences between these parts?

A: No. Both parts have identical capacitance (3.3 µF), voltage ratings (400V DC / 250V AC), dielectric material (polypropylene metallized), ESR (16 mOhms), and operating temperature range (-55°C ~ 105°C).

Q: Will the 930C4W3P3K-F fit the same PCB footprint as the 930C4W3P3K?

A: Yes. Both parts have identical dimensions (0.949" Dia x 1.748" L / 24.10mm x 44.40mm), axial package configuration, and through-hole mounting type. No PCB layout modifications are necessary.

Q: What is the significance of the bulk packaging for the 930C4W3P3K-F?

A: Bulk packaging indicates the substitute is available in larger quantities without individual packaging, which is typical for active production parts. This supports manufacturing environments requiring higher volume availability.

Q: Are both parts RoHS compliant?

A: Yes. Both the 930C4W3P3K and 930C4W3P3K-F are ROHS3 compliant and have identical moisture sensitivity levels (MSL 1 - Unlimited).

Q: Can I use the 930C4W3P3K-F in applications rated for 400V DC?

A: Yes. The 930C4W3P3K-F maintains the same 400V DC voltage rating as the original part and is suitable for all applications within this specification.