SMA Connector Plug 142-1801-611 Equivalent & Substitute Parts

Part Overview

The 142-1801-611 is an SMA connector plug manufactured by Cinch Connectivity Solutions Johnson, designed for 50 Ohm RF applications with panel mount compression termination. This male pin connector operates across a frequency range up to 26.5 GHz and is suitable for hermetically sealed applications requiring field replaceability. The part is currently active in production with 1106 pieces available in new original stock. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the connector interface, enabling seamless integration in existing designs without performance degradation.

Substiute Parts

142-1801-611

Cinch Connectivity Solutions JohnsonIn Stock: 1174142-1801-611 Datasheet

Current PartRFQ

142-1801-601

Cinch Connectivity SolutionsIn Stock: 1729142-1801-601 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 142-1801-611 is determined by strict equivalence across the following critical parameters: connector style (SMA), connector type (plug with male pin), impedance (50 Ohms), contact termination method (compression), mounting configuration (panel mount with flange), and frequency capability (26.5 GHz maximum). The substitute part 142-1801-601 maintains identical values across all these parameters, confirming functional and mechanical interchangeability. Both parts share the same base product number (142-1801), indicating they are variants within the same product family with equivalent RF and mechanical performance characteristics.

Parameter Comparison

Engineering Selection Recommendations

Both the 142-1801-611 and 142-1801-601 are active production parts with full compliance certifications. The 142-1801-611 carries RoHS Compliant status, while the 142-1801-601 carries ROHS3 Compliant status, indicating enhanced environmental compliance in the substitute. The 142-1801-601 additionally carries REACH Affected designation. Both parts maintain identical electrical performance, mechanical interface specifications, and operating characteristics. Selection between these parts should be based on compliance requirements specific to the end application and regional regulatory obligations. Inventory availability shows 1668 pieces for the 142-1801-601 compared to 1106 pieces for the 142-1801-611, which may influence procurement decisions for high-volume applications.

Frequently Asked Questions (FAQ)

Q: Can the 142-1801-601 be used as a direct replacement for the 142-1801-611 in existing designs?

A: Yes. Both parts maintain identical SMA connector specifications, 50 Ohm impedance, compression termination, panel mount configuration, and frequency performance up to 26.5 GHz. The mechanical and electrical interfaces are fully compatible.

Q: What is the difference between RoHS Compliant and ROHS3 Compliant designations?

A: ROHS3 Compliant represents an updated compliance standard with additional restricted substance requirements compared to RoHS Compliant. The 142-1801-601 meets the more stringent ROHS3 standard.

Q: Are there any packaging or quantity differences between these parts?

A: Both parts are supplied in bulk packaging. The 142-1801-601 has higher current inventory availability at 1668 pieces versus 1106 pieces for the 142-1801-611.

Q: Do both parts support hermetically sealed applications?

A: Yes. Both the 142-1801-611 and 142-1801-601 include the feature designation "For Hermetically Sealed Pin" and are field replaceable, making them suitable for sealed connector applications.

Q: What is the operating temperature range for these connectors?

A: Both parts operate across the identical temperature range of -65°C to 165°C, supporting applications in extreme thermal environments.

Q: Are these parts subject to export control restrictions?

A: Both parts carry ECCN classification EAR99, indicating they are subject to standard export control regulations. Verify compliance with applicable trade regulations for your specific destination.