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SFM-105-T2-S-D-TR Equivalent & Substitute Parts
Part Overview
The SFM-105-T2-S-D-TR is a 10-position receptacle connector from Samtec Inc.'s Tiger Eye™ SFM series, designed for surface mount applications with 0.050" (1.27mm) pitch. This board-to-board or cable connector features gold-plated mating contacts, solder termination, and push-pull fastening. The part is Active status and ROHS3 compliant with MSL 1 rating. Substitute parts are identified when electrical and mechanical parameters remain identical across the connector family, enabling direct replacement in applications where specific features or availability requirements differ.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Connector Type | Receptacle |
| Number of Positions | 10 |
| Pitch - Mating | 0.050" (1.27mm) |
| Number of Rows | 2 |
| Row Spacing - Mating | 0.050" (1.27mm) |
| Mounting Type | Surface Mount |
| Termination | Solder |
| Contact Finish - Mating | Gold (30.0µin / 0.76µm) |
| Current Rating | 3.2A per Contact |
| Voltage Rating | 250VAC |
| Operating Temperature | -55°C ~ 125°C |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| Material Flammability Rating | UL94 V-0 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the SFM-105-T2-S-D-TR are qualified based on identical core electrical and mechanical parameters: 10-position receptacle configuration, 0.050" (1.27mm) mating pitch, 2-row layout with 0.050" row spacing, surface mount solder termination, 3.2A per contact current rating, 250VAC voltage rating, -55°C to 125°C operating temperature range, gold-plated mating contacts, LCP insulation material, and UL94 V-0 flammability rating. All substitute parts maintain the same base product number (SFM-105) and belong to the Tiger Eye™ SFM series. Variations between parts are limited to optional features (Board Guide, Board Lock, Pick and Place capability) and contact post finish specifications, which do not affect core connector functionality or mating compatibility.
Parameter Comparison
| Part Number | Positions | Pitch (Mating) | Rows | Row Spacing | Mount Type | Termination | Current Rating | Voltage | Temp Range | Contact Finish (Mating) | Insulation Material | Flammability | Features | Inventory |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SFM-105-T2-S-D-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | None | 884 Pcs |
| SFM-105-02-S-D-A-K-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Board Guide, Pick and Place | 914 Pcs |
| SFM-105-02-S-D-A-P-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Board Guide, Pick and Place | 2200 Pcs |
| SFM-105-02-S-D-K-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Pick and Place | 4569 Pcs |
| SFM-105-02-S-D-LC-K-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Board Lock, Pick and Place | 1236 Pcs |
| SFM-105-02-S-D-LC-P-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Board Lock, Pick and Place | 1013 Pcs |
| SFM-105-02-S-D-LC-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Board Lock | 2549 Pcs |
| SFM-105-02-S-D-P-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Pick and Place | 1504 Pcs |
| SFM-105-02-S-D-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | None | 1626 Pcs |
| SFM-105-02-SM-D-P-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Pick and Place | 776 Pcs |
| SFM-105-L2-S-D-A-K-TR | 10 | 0.050" | 2 | 0.050" | Surface Mount | Solder | 3.2A | 250VAC | -55°C ~ 125°C | Gold | LCP | UL94 V-0 | Board Guide, Pick and Place | 2269 Pcs |
Engineering Selection Recommendations
All listed substitute parts maintain Active product status and ROHS3 compliance identical to the SFM-105-T2-S-D-TR. Selection between substitute parts depends on application-specific requirements for optional mechanical features. Parts with Board Lock designation (SFM-105-02-S-D-LC-K-TR, SFM-105-02-S-D-LC-P-TR, SFM-105-02-S-D-LC-TR) provide enhanced mechanical retention. Parts with Board Guide designation (SFM-105-02-S-D-A-K-TR, SFM-105-L2-S-D-A-K-TR) offer alignment assistance during assembly. Pick and Place capability is available across multiple variants to support automated manufacturing processes. The SFM-105-02-S-D-K-TR offers the highest current inventory at 4569 pieces. All parts carry MSL 1 rating and identical electrical specifications, ensuring direct functional interchangeability in circuit applications.
Frequently Asked Questions (FAQ)
Q: Can SFM-105-02-S-D-TR be used as a direct replacement for SFM-105-T2-S-D-TR?
A: Yes. Both parts share identical electrical and mechanical specifications: 10-position receptacle, 0.050" pitch, 2-row configuration, 3.2A per contact, 250VAC rating, and -55°C to 125°C operating range. The primary difference is the absence of optional features in SFM-105-T2-S-D-TR, which does not affect mating compatibility or electrical performance.
Q: What is the difference between parts with Board Lock and Board Guide features?
A: Board Lock (LC designation) provides mechanical locking to the mating connector, preventing accidental disconnection. Board Guide (A designation) provides alignment assistance during mating. These are optional mechanical features that do not alter electrical specifications or core connector function.
Q: Are all substitute parts ROHS3 compliant?
A: All listed substitute parts are ROHS3 compliant with MSL 1 rating, matching the compliance status of the SFM-105-T2-S-D-TR.
Q: Does the Pick and Place feature affect connector performance?
A: No. Pick and Place capability is a manufacturing feature that facilitates automated assembly processes. It does not alter electrical performance, mating characteristics, or operating specifications.
Q: Can parts with different contact post finishes be intermixed in the same application?
A: Yes. All parts maintain identical mating contact finish (gold plated) and electrical specifications. Post finish variations do not affect connector performance or compatibility.
Q: What is the significance of the SFM-105-02-SM-D-P-TR variant?
A: This part maintains all core specifications of the SFM-105 family. The SM designation indicates a specific contact configuration variant within the series, while retaining identical electrical and mechanical parameters for substitution purposes.
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