BFC237341224 Equivalent & Substitute Parts

Part Overview

The BFC237341224 is a 0.22 µF film capacitor manufactured by Vishay Beyschlag/Draloric/BC Components in the MKT373 series. This radial polyester metallized capacitor is rated for 250V DC operation with ±10% tolerance and operates across the temperature range of -55°C to 105°C. The part is currently active and in stock with 1032 units available. Equivalent and substitute parts are identified when design requirements allow flexibility in tolerance, voltage rating, or manufacturer selection while maintaining core electrical and mechanical compatibility.

Substiute Parts

BFC237341224

Vishay Beyschlag/Draloric/BC ComponentsIn Stock: 1116BFC237341224 Datasheet

Current PartRFQ

R60II3220AA30K

KEMETIn Stock: 3108R60II3220AA30K Datasheet

DirectRFQ

160224J250F-F

Cornell Dubilier Electronics (CDE)In Stock: 3619160224J250F-F Datasheet

UpgradeRFQ

160224K250F-F

Cornell Dubilier Electronics (CDE)In Stock: 3591160224K250F-F Datasheet

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B32522C3224J000

EPCOS - TDK ElectronicsIn Stock: 2893B32522C3224J000 Datasheet

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B32522N6224J000

EPCOS - TDK ElectronicsIn Stock: 43896B32522N6224J000 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the BFC237341224 is determined by the following criteria:

Direct Electrical Compatibility: All substitute parts maintain the same 0.22 µF capacitance value, 250V DC rating, and 160V AC rating. This ensures functional equivalence in circuits designed for the original part.

Tolerance Flexibility: The original part specifies ±10% tolerance. Substitute parts with ±5% tolerance (160224J250F-F, 160224K250F-F, B32522C3224J000) provide tighter tolerance and are electrically compatible for applications where improved accuracy is acceptable.

Voltage Rating Equivalence: Parts rated at 250V DC or higher (including B32522N6224J000 at 450V DC) are mechanically and electrically compatible. Higher voltage ratings do not compromise performance in 250V applications.

Dielectric Material: All substitutes use polyester or polyethylene terephthalate (PET) metallized dielectric, maintaining the same electrical characteristics and reliability profile.

Mechanical Compatibility: All substitute parts share the same radial through-hole package, PC pin termination, and 15.00mm lead spacing, ensuring direct PCB mounting compatibility.

Temperature Range: All substitutes operate within or exceed the -55°C to 105°C range of the original part.

Parameter Comparison

Engineering Selection Recommendations

Direct Replacement (Same Tolerance): The R60II3220AA30K (KEMET) and 160224K250F-F (CDE) are direct replacements with identical ±10% tolerance and 250V DC rating. Both parts are active, ROHS3 compliant, and suitable for applications requiring no tolerance adjustment.

Upgraded Tolerance Selection: The 160224J250F-F (CDE), B32522C3224J000 (EPCOS-TDK), and B32522N6224J000 (EPCOS-TDK) offer ±5% tolerance, providing improved capacitance accuracy. These parts are appropriate for designs where tighter tolerance specifications are beneficial or required.

Higher Voltage Rating Option: The B32522N6224J000 (EPCOS-TDK) is rated for 450V DC and 200V AC, exceeding the original 250V DC specification. This part is suitable for applications requiring voltage margin or where higher-rated components are preferred for reliability.

Automotive-Qualified Alternatives: The R60II3220AA30K (KEMET) and both EPCOS-TDK parts (B32522C3224J000, B32522N6224J000) carry AEC-Q200 automotive qualification, making them suitable for automotive and high-reliability applications.

Extended Temperature Range: The EPCOS-TDK parts (B32522C3224J000, B32522N6224J000) operate to 125°C, providing additional thermal margin compared to the original part's 105°C maximum.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with ±5% tolerance in place of the ±10% original? A: Yes. A ±5% tolerance part is electrically compatible and provides tighter capacitance accuracy. The substitute will perform the same function with improved tolerance characteristics.

Q: Is a 450V-rated capacitor suitable for a 250V application? A: Yes. A higher voltage-rated capacitor is fully compatible in a lower voltage application. The 450V rating provides additional voltage margin and does not affect performance at 250V.

Q: Do all substitute parts fit the same PCB footprint? A: Yes. All substitute parts maintain the same 15.00mm lead spacing, radial through-hole package, and PC pin termination. Direct PCB mounting compatibility is confirmed.

Q: What is the difference between polyester and PET dielectric materials? A: Polyethylene Terephthalate (PET) is a specific type of polyester. Both materials provide equivalent electrical performance and reliability in this application. The substitutes using PET maintain the same functional characteristics as the original polyester part.

Q: Are automotive-qualified parts necessary for non-automotive applications? A: No. Automotive qualification (AEC-Q200) indicates additional reliability testing and quality assurance. These parts are suitable for general-purpose applications but are not required unless automotive specifications are mandated.

Q: Can I substitute a part with a higher operating temperature range? A: Yes. A part rated to 125°C is fully compatible in applications requiring operation to 105°C. The extended temperature range provides additional thermal margin without affecting performance.