Equivalent & Substitute Parts for 1111J5000620FUT

Part Overview

The 1111J5000620FUT is a 62 pF ceramic capacitor rated at 500V with C0G/NP0 temperature coefficient, manufactured by Knowles Syfer. This component is designed for RF and microwave applications requiring high Q, low loss, and ultra-low ESR characteristics. The part is currently obsolete, necessitating identification of active equivalent alternatives that maintain electrical and mechanical compatibility for direct substitution in existing designs.

Substiute Parts

1111J5000620FUT

Knowles SyferIn Stock: 7751111J5000620FUT Datasheet

Current PartRFQ

1111J5000620FQT

Knowles SyferIn Stock: 8561111J5000620FQT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete 1111J5000620FUT is based on strict electrical and mechanical parameter matching:

Critical Matching Parameters:

• Capacitance value: 62 pF (exact match required)
• Tolerance: ±1% (ensures circuit performance specifications)
• Voltage rating: 500V (minimum requirement for circuit safety)
• Temperature coefficient: C0G/NP0 (mandatory for frequency stability in RF applications)
• Operating temperature range: -55°C to 125°C (application environment compatibility)
• Package: 1111 (2828 Metric) (PCB layout and assembly compatibility)
• Mounting type: Surface Mount, MLCC (assembly process compatibility)
• Physical dimensions: 0.110" x 0.110" x 0.070" max (footprint and height clearance)
• Moisture sensitivity: MSL 1 (storage and handling requirements)

The substitute part 1111J5000620FQT meets all these parameters and is manufactured by the same supplier, ensuring design continuity and performance equivalence.

Parameter Comparison

Engineering Selection Recommendations

The 1111J5000620FQT is the direct equivalent for the obsolete 1111J5000620FUT. Selection is based on the following engineering criteria:

Electrical Equivalence: All critical electrical parameters are identical, including capacitance, tolerance, voltage rating, and temperature coefficient. The part maintains the same operating temperature range required for RF and microwave applications.

Mechanical Compatibility: Package designation, physical dimensions, and mounting type are identical, ensuring direct PCB footprint compatibility without layout modifications.

Compliance Status: The substitute part carries ROHS3 and REACH compliance certifications, meeting current regulatory requirements for component procurement and assembly.

Product Availability: The substitute part is in active production status with confirmed inventory availability, eliminating supply chain risk associated with obsolete components.

Manufacturer Continuity: Both parts are manufactured by Knowles Syfer, ensuring consistent material composition, manufacturing processes, and quality standards.

Frequently Asked Questions (FAQ)

Q: Can the 1111J5000620FQT be used as a direct replacement for the 1111J5000620FUT without circuit modifications?

A: Yes. All electrical parameters, mechanical dimensions, and package specifications are identical. Direct substitution is possible without design changes.

Q: Are there any differences in the C0G/NP0 temperature coefficient specification between the two parts?

A: Both parts specify C0G/NP0 temperature coefficient with identical operating temperature range of -55°C to 125°C. The temperature stability characteristics are equivalent.

Q: Does the substitute part meet current regulatory compliance requirements?

A: Yes. The 1111J5000620FQT is ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards for component procurement.

Q: Are the physical dimensions and PCB footprint identical?

A: Yes. Both parts use the 1111 (2828 Metric) package with identical dimensions of 0.110" x 0.110" length and width, and 0.070" maximum thickness. No PCB layout modifications are required.

Q: What is the moisture sensitivity level for the substitute part?

A: The substitute part has MSL 1 (Unlimited), identical to the original part. Standard handling and storage procedures for ceramic capacitors apply.

Q: Is the substitute part available in the same quantity and lead time as the original?

A: The substitute part is in active production with confirmed inventory of 748 pieces in stock, providing better availability than the obsolete original part.