Equivalent & Substitute Parts for 1111Y5000241JUT

Part Overview

The 1111Y5000241JUT is a 240 pF ±5% 500V ceramic capacitor manufactured by Knowles Syfer in the FlexiCap™ series. This surface mount MLCC (multilayer ceramic capacitor) features C0G/NP0 temperature coefficient with high Q and low loss characteristics suitable for RF, microwave, and high-frequency applications. The part is currently obsolete, making identification of active equivalent substitutes essential for ongoing design support and procurement.

Substiute Parts

1111Y5000241JUT

Knowles SyferIn Stock: 10481111Y5000241JUT Datasheet

Current PartRFQ

1111Y5000241JQT

Knowles SyferIn Stock: 9831111Y5000241JQT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the 1111Y5000241JUT is determined by strict equivalence across the following parameters:

• Capacitance value: 240 pF
• Tolerance: ±5%
• Voltage rating: 500V
• Temperature coefficient: C0G, NP0 (1B)
• Operating temperature range: -55°C ~ 125°C
• Package type: 1111 (2828 Metric)
• Physical dimensions: 0.110" L x 0.110" W x 0.070" max thickness
• Mounting configuration: Surface mount MLCC
• Compliance standards: ROHS3, MSL 1

The substitute part 1111Y5000241JQT meets all these parameters and is manufactured by the same supplier (Knowles Syfer) within the same FlexiCap™ series.

Parameter Comparison

Engineering Selection Recommendations

The 1111Y5000241JQT is the direct active equivalent for the obsolete 1111Y5000241JUT. Both parts are manufactured by Knowles Syfer and share identical electrical specifications, physical dimensions, and compliance certifications. The substitute part maintains ROHS3 compliance and MSL 1 rating, ensuring compatibility with current manufacturing and environmental standards. Selection of the active part 1111Y5000241JQT eliminates obsolescence risk while preserving all functional and mechanical characteristics required for RF, microwave, and high-frequency circuit applications.

Frequently Asked Questions (FAQ)

Q: Can 1111Y5000241JQT be used as a direct replacement for 1111Y5000241JUT?

A: Yes. Both parts are electrically and mechanically identical across all specified parameters: 240 pF capacitance, ±5% tolerance, 500V rating, C0G/NP0 temperature coefficient, and 1111 (2828 Metric) package. The substitute is the active production equivalent.

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

A: The primary difference is product status. The 1111Y5000241JUT is obsolete, while 1111Y5000241JQT is active. All electrical, mechanical, and compliance specifications are identical.

Q: Are the physical dimensions identical?

A: Yes. Both parts measure 0.110" L x 0.110" W (2.79mm x 2.79mm) with a maximum thickness of 0.070" (1.78mm). They use the same 1111 (2828 Metric) package and are surface mount MLCCs with identical footprints.

Q: Do both parts meet the same compliance standards?

A: Yes. Both 1111Y5000241JUT and 1111Y5000241JQT are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity level. They carry the same ECCN (EAR99) and HTSUS (8532.24.0020) classifications.

Q: What applications are these capacitors suitable for?

A: Both parts are specified for RF, microwave, high-frequency, and boardflex-sensitive applications. The C0G/NP0 temperature coefficient and low ESR characteristics support stable performance in these demanding environments.