Equivalent & Substitute Parts for F1778333M3DBB0

Part Overview

The F1778333M3DBB0 is a 0.033 µF film capacitor manufactured by Vishay Beyschlag/Draloric/BC Components, rated for 630V DC operation with polypropylene metallized dielectric. This radial through-hole component is designed for EMI and RFI suppression applications and maintains Active product status. Alternative equivalent parts are available to support procurement flexibility and inventory management across multiple series within the same manufacturer's portfolio.

Substiute Parts

F1778333M3DBB0

Vishay Beyschlag/Draloric/BC ComponentsIn Stock: 863F1778333M3DBB0 Datasheet

Current PartRFQ

BFC233620333

Vishay Beyschlag/Draloric/BC ComponentsIn Stock: 6281BFC233620333 Datasheet

Parametric EquivalentRFQ

F339MX233331MDA2B0

Vishay Beyschlag/Draloric/BC ComponentsIn Stock: 1791F339MX233331MDA2B0 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the F1778333M3DBB0 is determined by strict equivalence across the following critical parameters:

• Capacitance value: 0.033 µF (exact match required)
• Tolerance: ±20% (exact match required)
• Voltage Rating - DC: 630V (exact match required)
• Voltage Rating - AC: 310V (exact match required)
• Dielectric Material: Polypropylene (PP), Metallized (exact match required)
• Operating Temperature Range: -55°C to 110°C (exact match required)
• Mounting Type: Through Hole (exact match required)
• Package / Case: Radial (exact match required)
• Physical Dimensions: 0.492" L x 0.157" W, 0.394" height, 0.394" lead spacing (exact match required)
• Termination: PC Pins (exact match required)
• Ratings: X2 (exact match required)
• RoHS Status: ROHS3 Compliant (exact match required)

The identified substitute parts BFC233620333 and F339MX233331MDA2B0 meet all specified parameters and are manufactured by the same supplier, ensuring functional and mechanical interchangeability.

Parameter Comparison

Engineering Selection Recommendations

All three parts—F1778333M3DBB0, BFC233620333, and F339MX233331MDA2B0—are Active status components manufactured by Vishay Beyschlag/Draloric/BC Components with identical electrical and mechanical specifications. Each part is ROHS3 Compliant, REACH Unaffected, and classified under ECCN EAR99 and HTSUS 8532.25.0020.

Selection among these equivalents may be based on inventory availability and procurement lead times. The F1778333M3DBB0 has 790 units in stock, BFC233620333 has 6240 units available, and F339MX233331MDA2B0 has 1728 units in stock. All parts are suitable for direct substitution in EMI and RFI suppression applications requiring 630V DC rated film capacitors with 0.033 µF capacitance.

Frequently Asked Questions (FAQ)

Q: Can BFC233620333 be used as a direct replacement for F1778333M3DBB0?

A: Yes. Both parts share identical electrical ratings (0.033 µF, ±20%, 630V DC, 310V AC), dielectric material (polypropylene metallized), operating temperature range (-55°C to 110°C), physical dimensions (0.492" L x 0.157" W, 0.394" height, 0.394" lead spacing), mounting type (through hole radial), termination (PC pins), and compliance certifications (ROHS3, REACH Unaffected, EAR99). Functional and mechanical interchangeability is confirmed.

Q: What is the difference between the three substitute parts?

A: The three parts differ only in series designation (F1778X2, MKP336 2, and F339M respectively) and inventory levels. All other electrical, mechanical, and compliance parameters are identical. Series designation reflects internal manufacturer product line organization and does not affect circuit performance or physical compatibility.

Q: Are there any physical compatibility concerns when substituting these parts?

A: No. All three parts have identical dimensions, lead spacing, and radial through-hole package configuration. PCB footprints and mounting requirements are identical across all substitutes.

Q: Do all substitute parts meet the same compliance standards?

A: Yes. All three parts are ROHS3 Compliant, REACH Unaffected, and carry the same ECCN (EAR99) and HTSUS (8532.25.0020) classifications.