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QSS-075-01-F-D-A-TR Equivalent & Substitute Parts
Part Overview
The QSS-075-01-F-D-A-TR is a 150-position rectangular connector socket manufactured by Samtec Inc. as part of the Q Strip® QSS series. This surface mount component features center strip contacts with gold plating and is designed for high-density interconnect applications. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when packaging or inventory requirements necessitate alternative sourcing while maintaining identical electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | QSS-075-01-F-D-A-TR |
| Manufacturer | Samtec Inc. |
| Series | Q Strip® QSS |
| Number of Positions | 150 |
| Pitch | 0.025" (0.64mm) |
| Number of Rows | 2 |
| Connector Type | Socket, Center Strip Contacts |
| Mounting Type | Surface Mount |
| Contact Finish | Gold |
| Contact Finish Thickness | 3.00µin (0.076µm) |
| Mated Stacking Height | 5mm |
| Height Above Board | 0.143" (3.63mm) |
| Features | Board Guide, Ground Bus (Plane) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the QSS-075-01-F-D-A-TR is determined by strict equivalence across the following critical parameters:
- Number of positions: 150
- Pitch: 0.025" (0.64mm)
- Number of rows: 2
- Connector type: Socket, Center Strip Contacts
- Mounting type: Surface Mount
- Contact finish: Gold
- Contact finish thickness: 3.00µin (0.076µm)
- Height above board: 0.143" (3.63mm)
- Features: Board Guide, Ground Bus (Plane)
- RoHS compliance: ROHS3
- Moisture sensitivity level: 1 (Unlimited)
The identified substitute part differs only in packaging format. The QSS-075-01-F-D-A is supplied in Tray packaging, whereas the main part is supplied in Tape & Reel (TR) format. All electrical and mechanical specifications remain identical.
Parameter Comparison
| Parameter | QSS-075-01-F-D-A-TR (Main) | QSS-075-01-F-D-A (Substitute) |
|---|---|---|
| Manufacturer Part Number | QSS-075-01-F-D-A-TR | QSS-075-01-F-D-A |
| Packaging | Tape & Reel (TR) | Tray |
| Number of Positions | 150 | 150 |
| Pitch | 0.025" (0.64mm) | 0.025" (0.64mm) |
| Number of Rows | 2 | 2 |
| Connector Type | Socket, Center Strip Contacts | Socket, Center Strip Contacts |
| Mounting Type | Surface Mount | Surface Mount |
| Contact Finish | Gold | Gold |
| Contact Finish Thickness | 3.00µin (0.076µm) | 3.00µin (0.076µm) |
| Height Above Board | 0.143" (3.63mm) | 0.143" (3.63mm) |
| Features | Board Guide, Ground Bus (Plane) | Board Guide, Ground Bus (Plane) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active |
Engineering Selection Recommendations
Both the QSS-075-01-F-D-A-TR and QSS-075-01-F-D-A are active production parts manufactured by Samtec Inc. with identical electrical and mechanical specifications. Selection between these parts is determined by packaging requirements and assembly process compatibility.
The QSS-075-01-F-D-A-TR in Tape & Reel format is suitable for automated pick-and-place assembly operations. The QSS-075-01-F-D-A in Tray packaging accommodates manual assembly processes or alternative handling systems. Both parts maintain ROHS3 compliance and unlimited moisture sensitivity rating, ensuring equivalent environmental and regulatory performance.
Frequently Asked Questions (FAQ)
Q: Can QSS-075-01-F-D-A be used as a direct replacement for QSS-075-01-F-D-A-TR?
A: Yes. Both parts are electrically and mechanically identical. The difference is packaging format only. QSS-075-01-F-D-A-TR uses Tape & Reel packaging, while QSS-075-01-F-D-A uses Tray packaging. Selection depends on assembly equipment compatibility and handling requirements.
Q: Are there any performance differences between the two parts?
A: No. Both parts share identical specifications for position count, pitch, connector type, contact finish, mounting type, and all mechanical dimensions. Performance and functionality are equivalent.
Q: What is the significance of the packaging difference?
A: Tape & Reel (TR) packaging is optimized for automated surface mount assembly with pick-and-place equipment. Tray packaging is used for manual assembly or alternative handling systems. The choice depends on production methodology, not component performance.
Q: Do both parts meet the same compliance standards?
A: Yes. Both QSS-075-01-F-D-A-TR and QSS-075-01-F-D-A are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating. Regulatory and environmental compliance is identical.
Q: Can these parts be mixed in the same assembly?
A: Yes. Since electrical and mechanical specifications are identical, both parts can be used interchangeably within the same design. Packaging format does not affect component performance or compatibility with mating connectors.
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