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SBR-ST-29-P-ML Equivalent & Substitute Parts
Part Overview
The SBR-ST-29-P-ML is a 29-position SAS receptacle connector manufactured by 3M, designed for press-fit through-hole PCB mounting applications. This connector features gold-plated contacts and is RoHS compliant with MSL 1 rating. The part is currently listed as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations where this connector type is required.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Connector Type | SAS (Serial Attached SCSI) |
| Connector Style | Receptacle |
| Number of Positions | 29 |
| Mounting Type | Through Hole |
| Termination Method | Press-Fit |
| Contact Finish | Gold |
| Contact Finish Thickness | 30.0µin (0.76µm) |
| RoHS Status | RoHS Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the SBR-ST-29-P-ML is determined by strict alignment of the following electrical and mechanical parameters:
- Connector type: SAS receptacle configuration
- Position count: 29 positions
- Mounting method: Through-hole press-fit termination
- Contact material and finish: Gold plating at 30.0µin thickness
- Compliance certifications: RoHS compliance and MSL 1 rating
The substitute part 10045782-001LF meets all these criteria, providing functional equivalence for applications requiring this connector specification.
Parameter Comparison
| Parameter | SBR-ST-29-P-ML (3M) | 10045782-001LF (Amphenol ICC/FCI) |
|---|---|---|
| Connector Type | SAS | SAS |
| Connector Style | Receptacle | Receptacle |
| Number of Positions | 29 | 29 |
| Mounting Type | Through Hole | Through Hole |
| Termination | Press-Fit | Press-Fit |
| Contact Finish | Gold | Gold |
| Contact Finish Thickness | 30.0µin (0.76µm) | 30.0µin (0.76µm) |
| RoHS Status | RoHS Compliant | RoHS Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
The 10045782-001LF from Amphenol ICC (FCI) is the qualified substitute for the obsolete SBR-ST-29-P-ML. Both parts maintain identical electrical and mechanical specifications across all critical parameters: 29-position SAS receptacle configuration, press-fit through-hole mounting, gold contact finish at 30.0µin thickness, and full RoHS compliance with MSL 1 rating.
The substitute part carries active product status with established supply availability (4917 pcs in stock), ensuring continuity for applications currently using or requiring this connector type. REACH compliance status is documented for the substitute part, supporting regulatory requirements in applicable markets.
Frequently Asked Questions (FAQ)
Q: What makes 10045782-001LF a valid substitute for SBR-ST-29-P-ML?
A: Both connectors share identical specifications across all functional parameters: 29-position SAS receptacle, press-fit through-hole termination, gold plating at 30.0µin, RoHS compliance, and MSL 1 rating. These parameters define the electrical and mechanical compatibility required for direct substitution.
Q: Does the board guide feature on the substitute part affect compatibility?
A: The board guide feature on 10045782-001LF is an additional mechanical element that does not alter the core connector interface or electrical characteristics. Compatibility is determined by the matching position count, connector type, and termination method.
Q: Are there packaging differences between these parts?
A: The original part packaging is not specified in available data. The substitute part 10045782-001LF is supplied in tray packaging. Packaging format does not affect connector functionality or PCB mounting compatibility.
Q: Why is product status relevant for substitution?
A: The SBR-ST-29-P-ML is obsolete, meaning manufacturing has ceased and future availability cannot be guaranteed. The substitute part maintains active status, ensuring reliable supply for new designs and ongoing system support.
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