PVC421 Film Capacitor Equivalent & Substitute Parts

Part Overview

The PVC421 is a 1000 pF film capacitor manufactured by Cornell Dubilier Electronics (CDE) with a 400V DC voltage rating and ±10% tolerance. This component is classified as obsolete, necessitating identification of active equivalent parts for ongoing production and maintenance applications. The radial through-hole configuration and polyester dielectric make this capacitor suitable for general-purpose filtering and coupling applications across industrial and commercial equipment.

Substiute Parts

PVC421

Cornell Dubilier Electronics (CDE)In Stock: 1122PVC421 Datasheet

Current PartRFQ

B32529C6102J000

EPCOS - TDK ElectronicsIn Stock: 8476B32529C6102J000 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the PVC421 is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Equivalence Criteria:

• Capacitance value: 1000 pF (exact match required)
• Voltage rating - DC: 400V minimum (equal or higher acceptable)
• Voltage rating - AC: 200V minimum (equal or higher acceptable)
• Dielectric material: Polyester or compatible film technology
• Operating temperature range: -55°C to 125°C minimum coverage
• Tolerance: ±10% or tighter (±5% acceptable as improvement)

Mechanical Equivalence Criteria:

• Mounting type: Through Hole
• Package configuration: Radial
• Termination: PC Pins
• RoHS3 compliance required

The B32529C6102J000 meets all electrical equivalence criteria with improved tolerance (±5% versus ±10%) and maintains full mechanical compatibility. Physical dimensions differ due to advanced metallized-stacked construction, but both components utilize identical lead spacing and through-hole mounting methodology.

Parameter Comparison

Engineering Selection Recommendations

The B32529C6102J000 is a direct electrical and mechanical substitute for the obsolete PVC421. Selection of this substitute is based on the following engineering factors:

Product Status Alignment: The PVC421 is classified as obsolete, while the B32529C6102J000 maintains active production status with 8407 units in current inventory. This ensures long-term component availability for production and field replacement applications.

Compliance Certification: Both components maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for industrial and commercial deployment. The B32529C6102J000 carries AEC-Q200 automotive qualification, providing additional reliability assurance for demanding applications.

Electrical Performance: The substitute part delivers identical voltage ratings (400V DC / 200V AC) and capacitance value (1000 pF) with superior tolerance specification (±5% versus ±10%). This tolerance improvement enhances circuit performance without introducing compatibility concerns.

Mechanical Integration: Both components utilize identical through-hole radial configuration with PC pin termination, enabling direct board-level substitution without layout modification or rework.

Frequently Asked Questions (FAQ)

Q: Can the B32529C6102J000 be used as a direct replacement for the PVC421 in existing circuit designs?

A: Yes. Both components share identical electrical specifications (1000 pF, 400V DC, 200V AC) and mechanical configuration (through-hole radial with PC pins). The substitute part meets or exceeds all functional requirements of the original component.

Q: What is the significance of the tolerance difference between ±10% and ±5%?

A: The B32529C6102J000 provides tighter tolerance control (±5%) compared to the PVC421 (±10%). This represents an improvement in capacitance accuracy and is fully compatible with applications designed for the original ±10% specification.

Q: Are there physical dimension differences between these components?

A: Yes. The PVC421 measures 0.299" diameter × 0.701" length with 0.500" lead spacing. The B32529C6102J000 measures 0.287" length × 0.098" width with 0.197" lead spacing. Despite dimensional differences, both components utilize through-hole radial mounting and are compatible with standard PCB footprints designed for radial film capacitors with 5mm lead spacing.

Q: What dielectric technology does the B32529C6102J000 employ?

A: The B32529C6102J000 utilizes polyester, polyethylene terephthalate (PET), and metallized-stacked construction. This advanced dielectric technology maintains full electrical equivalence with the PVC421 polyester dielectric while enabling more compact physical dimensions.

Q: Are both components suitable for automotive applications?

A: The B32529C6102J000 carries AEC-Q200 automotive qualification. The PVC421 does not specify automotive qualification. For automotive applications, the B32529C6102J000 is the appropriate selection.

Q: What is the operating temperature range for both components?

A: Both the PVC421 and B32529C6102J000 operate across the identical temperature range of -55°C to 125°C, ensuring thermal compatibility across industrial and commercial operating environments.

Q: How does inventory availability affect component selection?

A: The PVC421 is obsolete with 1026 units in remaining stock. The B32529C6102J000 is active production with 8407 units in current inventory, ensuring reliable long-term supply for ongoing production requirements and field maintenance applications.