Equivalent & Substitute Parts for 1111J5000200FUT

Part Overview

The 1111J5000200FUT is a 20 pF ceramic capacitor rated at 500V with C0G/NP0 temperature coefficient, manufactured by Knowles Syfer in a 1111 (2828 Metric) surface mount package. This component is designed for RF and microwave applications requiring high Q, low loss, and ultra-low ESR characteristics. The part is currently listed as obsolete, making identification of suitable substitutes essential for ongoing design support and production continuity.

Substiute Parts

1111J5000200FUT

Knowles SyferIn Stock: 7111111J5000200FUT Datasheet

Current PartRFQ

1111J5000200FQT

Knowles SyferIn Stock: 10031111J5000200FQT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 1111J5000200FUT is determined by strict equivalence across the following critical parameters:

• Capacitance value: 20 pF
• Tolerance: ±1%
• Voltage rating: 500V
• Temperature coefficient: C0G/NP0
• Operating temperature range: -55°C to 125°C
• Package designation: 1111 (2828 Metric)
• Physical dimensions: 0.110" L × 0.110" W, 0.070" thickness
• Mounting technology: Surface mount MLCC

The substitute part 1111J5000200FQT meets all electrical and mechanical parameters required for direct substitution. The primary distinction is product status: the substitute is active production, whereas the original part is obsolete.

Parameter Comparison

Engineering Selection Recommendations

The 1111J5000200FQT is the direct substitute for the obsolete 1111J5000200FUT. Both parts are manufactured by Knowles Syfer and share identical electrical specifications and physical dimensions. The substitute part is in active production status, ensuring availability for new designs and production replenishment.

The substitute part carries ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements. Both parts share the same ECCN and HTSUS classifications, indicating equivalent export and tariff treatment.

Selection of the 1111J5000200FQT eliminates obsolescence risk while maintaining full electrical and mechanical compatibility with existing designs utilizing the 1111J5000200FUT.

Frequently Asked Questions (FAQ)

Q: Can the 1111J5000200FQT be used as a direct replacement for the 1111J5000200FUT?

A: Yes. Both parts are electrically and mechanically identical. The substitute is in active production, whereas the original is obsolete.

Q: Are the physical dimensions identical between the two parts?

A: Yes. Both parts measure 0.110" L × 0.110" W (2.79mm × 2.79mm) with a maximum thickness of 0.070" (1.78mm). The 1111 (2828 Metric) package designation is identical.

Q: What is the difference between the two part numbers?

A: The parts differ only in product status and regulatory compliance documentation. The 1111J5000200FQT is the active production equivalent with current ROHS3 and REACH compliance certifications.

Q: Are there any performance differences in RF or microwave applications?

A: No. Both parts are specified for RF and microwave applications with identical electrical characteristics: 20 pF capacitance, ±1% tolerance, 500V rating, C0G/NP0 temperature coefficient, and -55°C to 125°C operating range.

Q: What is the moisture sensitivity level for both parts?

A: Both parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions for storage or handling.