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SFMC-115-02-SM-D Equivalent & Substitute Parts
Part Overview
The SFMC-115-02-SM-D is a 30-position receptacle connector from Samtec Inc.'s Tiger Eye™ SFMC series, designed for surface mount board-to-board or cable applications. This connector features 0.050" (1.27mm) pitch mating with gold-plated contacts rated for 2.9A per contact and operates across -55°C to 125°C. The part is currently active in production with 821 units in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the same connector series, enabling design flexibility and supply chain optimization.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | SFMC-115-02-SM-D |
| Manufacturer | Samtec Inc. |
| Series | Tiger Eye™ SFMC |
| Connector Type | Receptacle |
| Number of Positions | 30 |
| Pitch - Mating | 0.050" (1.27mm) |
| Number of Rows | 2 |
| Mounting Type | Surface Mount |
| Contact Finish - Mating | Gold |
| Current Rating | 2.9A per Contact |
| Operating Temperature | -55°C ~ 125°C |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the SFMC-115-02-SM-D is determined by strict equivalence across the following critical parameters:
- Connector type (Receptacle)
- Number of positions (30)
- Pitch specification (0.050" / 1.27mm)
- Number of rows (2)
- Mounting technology (Surface Mount)
- Contact finish material (Gold)
- Current rating (2.9A per contact)
- Operating temperature range (-55°C ~ 125°C)
- Series family (Tiger Eye™ SFMC)
- RoHS compliance status (ROHS3 Compliant)
The SFMC-115-02-S-D qualifies as a direct substitute based on identical values across all these parameters. The difference between the main part and substitute lies in the termination style designation within the part number suffix, while maintaining full electrical and mechanical compatibility.
Parameter Comparison
| Parameter | SFMC-115-02-SM-D | SFMC-115-02-S-D | Match |
|---|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. | ✓ |
| Series | Tiger Eye™ SFMC | Tiger Eye™ SFMC | ✓ |
| Connector Type | Receptacle | Receptacle | ✓ |
| Number of Positions | 30 | 30 | ✓ |
| Pitch - Mating | 0.050" (1.27mm) | 0.050" (1.27mm) | ✓ |
| Number of Rows | 2 | 2 | ✓ |
| Mounting Type | Surface Mount | Surface Mount | ✓ |
| Contact Finish - Mating | Gold | Gold | ✓ |
| Contact Finish Thickness - Mating | 30.0µin (0.76µm) | 30.0µin (0.76µm) | ✓ |
| Current Rating (Amps) | 2.9A per Contact | 2.9A per Contact | ✓ |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | ✓ |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | ✓ |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | ✓ |
| Contact Material | Beryllium Copper | Beryllium Copper | ✓ |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ✓ |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | ✓ |
| ECCN | EAR99 | EAR99 | ✓ |
| HTSUS | 8536.69.4040 | 8536.69.4040 | ✓ |
Engineering Selection Recommendations
Both the SFMC-115-02-SM-D and SFMC-115-02-S-D are active production parts with ROHS3 compliance and UL94 V-0 flammability certification. Selection between these parts should be based on inventory availability and supply chain requirements. The SFMC-115-02-S-D currently maintains higher inventory levels at 1573 units compared to 821 units for the SFMC-115-02-SM-D, making it a viable alternative for applications requiring immediate availability. Both parts meet identical electrical specifications, thermal operating ranges, and regulatory compliance requirements. The MSL rating of 1 (Unlimited) for both parts indicates no moisture sensitivity constraints during storage or handling.
Frequently Asked Questions (FAQ)
Q: Can SFMC-115-02-S-D be used as a direct replacement for SFMC-115-02-SM-D?
A: Yes. Both parts maintain identical electrical and mechanical specifications across all critical parameters including connector type, position count, pitch, mounting technology, contact finish, current rating, and operating temperature range.
Q: What is the difference between the SFMC-115-02-SM-D and SFMC-115-02-S-D part numbers?
A: The part number suffix differs, indicating a variation in termination style designation. However, this difference does not affect electrical compatibility, mechanical fit, or performance characteristics for board-to-board or cable applications.
Q: Are there any compliance or certification differences between these parts?
A: No. Both parts carry identical ROHS3 compliance status, UL94 V-0 flammability rating, EAR99 export classification, and HTSUS coding.
Q: What is the moisture sensitivity level for these connectors?
A: Both parts have an MSL rating of 1 (Unlimited), indicating no moisture sensitivity constraints. Standard storage and handling practices apply.
Q: Are these parts suitable for high-current applications?
A: Both parts are rated for 2.9A per contact. Total current capacity depends on the number of contacts utilized in the application circuit design.
Q: What is the operating temperature range for these connectors?
A: Both parts operate across -55°C to 125°C, suitable for industrial and extended temperature range applications.
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