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QFS-026-06.25-SL-D-A-P Equivalent & Substitute Parts
Part Overview
The QFS-026-06.25-SL-D-A-P is a 52-position rectangular connector receptacle from Samtec Inc.'s Power Q2™ QFS series, designed for surface mount applications with center strip contacts and gold plating. This connector is actively manufactured and ROHS3 compliant. Alternative packaging configurations become necessary when production requirements, inventory availability, or supply chain logistics demand different handling and distribution formats while maintaining identical electrical and mechanical performance.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Manufacturer Part Number | QFS-026-06.25-SL-D-A-P |
| Manufacturer | Samtec Inc. |
| Series | Power Q2™ QFS |
| Number of Positions | 52 |
| Pitch | 0.025" (0.64mm) |
| Number of Rows | 2 |
| Connector Type | Receptacle, Center Strip Contacts |
| Mounting Type | Surface Mount |
| Contact Finish | Gold |
| Contact Finish Thickness | 10.0µin (0.25µm) |
| Height Above Board | 0.356" (9.04mm) |
| Mated Stacking Heights | 12mm, 13mm, 16mm |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
The substitute part QFS-026-06.25-SL-D-A-P-TR is functionally equivalent to the main part based on the following critical parameters:
- Identical connector type, position count, and pitch
- Identical mounting configuration and surface mount technology
- Identical contact finish material and thickness
- Identical electrical and mechanical performance characteristics
- Identical series designation and base product number
The only difference between these parts is the packaging format: the main part is supplied in Tray packaging, while the substitute is supplied in Tape & Reel (TR) format. Both parts maintain identical form, fit, and function for circuit board assembly applications.
Parameter Comparison
| Parameter | QFS-026-06.25-SL-D-A-P (Tray) | QFS-026-06.25-SL-D-A-P-TR (Tape & Reel) |
|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. |
| Series | Power Q2™ QFS | Power Q2™ QFS |
| Number of Positions | 52 | 52 |
| Pitch | 0.025" (0.64mm) | 0.025" (0.64mm) |
| Number of Rows | 2 | 2 |
| Connector Type | Receptacle, Center Strip Contacts | Receptacle, Center Strip Contacts |
| Mounting Type | Surface Mount | Surface Mount |
| Contact Finish | Gold | Gold |
| Contact Finish Thickness | 10.0µin (0.25µm) | 10.0µin (0.25µm) |
| Height Above Board | 0.356" (9.04mm) | 0.356" (9.04mm) |
| Mated Stacking Heights | 12mm, 13mm, 16mm | 12mm, 13mm, 16mm |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active |
| Packaging Format | Tray | Tape & Reel (TR) |
Engineering Selection Recommendations
Both the QFS-026-06.25-SL-D-A-P and QFS-026-06.25-SL-D-A-P-TR are active products from Samtec Inc. with full ROHS3 compliance and MSL 1 rating. Selection between these parts should be based on assembly process requirements and supply chain logistics:
The Tray packaging format is suitable for manual assembly operations and lower-volume production runs. The Tape & Reel format is optimized for automated pick-and-place assembly systems and high-volume manufacturing environments. Both formats deliver identical component performance and reliability characteristics.
Frequently Asked Questions (FAQ)
Q: Are these parts electrically and mechanically identical? A: Yes. Both parts are identical in all electrical and mechanical specifications, including position count, pitch, contact finish, and mounting configuration. The only difference is the packaging format.
Q: What is the difference between Tray and Tape & Reel packaging? A: Tray packaging is used for manual handling and lower-volume assembly. Tape & Reel packaging is designed for automated pick-and-place equipment and high-volume production. The components themselves are functionally identical.
Q: Can I use the Tape & Reel version in place of the Tray version? A: Yes, provided your assembly process supports Tape & Reel format. The electrical and mechanical performance is identical. Verify that your pick-and-place equipment is compatible with the tape specifications.
Q: Do both parts have the same compliance certifications? A: Yes. Both parts are ROHS3 compliant with MSL 1 rating and carry the same ECCN and HTSUS classifications.
Q: What are the mated stacking heights? A: Both parts support mated stacking heights of 12mm, 13mm, and 16mm, allowing flexibility in connector stack configurations.
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