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STMM-107-02-SM-D Equivalent & Substitute Parts
Part Overview
The STMM-107-02-SM-D is a rectangular connector header manufactured by Samtec Inc. within the Flex Stack STMM series. This through-hole mounted connector features 14 positions arranged in 2 rows with 0.079" (2.00mm) pitch and shrouded 4-wall design. The part is actively produced and stocked with 673 units available. Substitute parts are identified when electrical and mechanical parameters align with the main part specifications, enabling direct replacement in applications where connector compatibility is required.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | STMM-107-02-SM-D |
| Manufacturer | Samtec Inc. |
| Category | Rectangular Connectors |
| Series | Flex Stack, STMM |
| Connector Type | Header |
| Contact Type | Male Pin |
| Number of Positions | 14 |
| Number of Rows | 2 |
| Pitch - Mating | 0.079" (2.00mm) |
| Row Spacing - Mating | 0.079" (2.00mm) |
| Mounting Type | Through Hole |
| Termination | Solder |
| Fastening Type | Push-Pull |
| Current Rating | 3A |
| Operating Temperature | -55°C ~ 125°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the STMM-107-02-SM-D are identified based on strict parameter matching across electrical and mechanical specifications. The following parameters determine substitution eligibility:
Connector Type, Contact Type, Number of Positions, Number of Rows, Pitch - Mating, Row Spacing - Mating, Mounting Type, Termination, Fastening Type, Current Rating, Operating Temperature Range, Contact Material, Insulation Material, Shrouding Configuration, and RoHS Compliance Status.
The STMM-107-02-S-D meets all substitution criteria as it shares identical specifications across these critical parameters within the same Flex Stack STMM series.
Parameter Comparison
| Parameter | STMM-107-02-SM-D | STMM-107-02-S-D |
|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. |
| Series | Flex Stack, STMM | Flex Stack, STMM |
| Connector Type | Header | Header |
| Contact Type | Male Pin | Male Pin |
| Number of Positions | 14 | 14 |
| Number of Rows | 2 | 2 |
| Pitch - Mating | 0.079" (2.00mm) | 0.079" (2.00mm) |
| Row Spacing - Mating | 0.079" (2.00mm) | 0.079" (2.00mm) |
| Mounting Type | Through Hole | Through Hole |
| Termination | Solder | Solder |
| Fastening Type | Push-Pull | Push-Pull |
| Contact Length - Mating | 0.120" (3.05mm) | 0.120" (3.05mm) |
| Contact Length - Post | 0.118" (3.00mm) | 0.118" (3.00mm) |
| Overall Contact Length | 0.302" (7.67mm) | 0.302" (7.67mm) |
| Insulation Height | 0.190" (4.83mm) | 0.190" (4.83mm) |
| Contact Shape | Square | Square |
| Contact Finish - Mating | Gold | Gold |
| Contact Finish Thickness - Mating | 30.0µin (0.76µm) | 30.0µin (0.76µm) |
| Contact Finish - Post | Tin | Tin |
| Contact Material | Phosphor Bronze | Phosphor Bronze |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) |
| Shrouding | Shrouded - 4 Wall | Shrouded - 4 Wall |
| Features | Keying Slot | Keying Slot |
| Current Rating | 3A | 3A |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Insulation Color | Black | Black |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8536.69.4040 | 8536.69.4040 |
Engineering Selection Recommendations
Both the STMM-107-02-SM-D and STMM-107-02-S-D are active products within the Samtec Flex Stack STMM series. Both parts maintain ROHS3 compliance and identical electrical and mechanical specifications. Selection between these parts is based on inventory availability and procurement lead times. The STMM-107-02-S-D currently has 958 units in stock compared to 673 units for the STMM-107-02-SM-D, providing additional supply flexibility for high-volume applications.
Frequently Asked Questions (FAQ)
Q: Can STMM-107-02-S-D be used as a direct replacement for STMM-107-02-SM-D?
A: Yes. Both parts share identical electrical and mechanical parameters including connector type, position count, pitch, mounting method, current rating, and operating temperature range. Direct substitution is supported without design modification.
Q: What are the key differences between these two part numbers?
A: The provided specifications indicate no functional differences between STMM-107-02-SM-D and STMM-107-02-S-D. Both are shrouded 14-position headers with 2.00mm pitch, through-hole mounting, and push-pull fastening within the Flex Stack STMM series.
Q: Are both parts RoHS compliant?
A: Yes. Both STMM-107-02-SM-D and STMM-107-02-S-D are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited).
Q: What is the operating temperature range for these connectors?
A: Both parts operate across -55°C to 125°C, supporting applications requiring extended temperature performance.
Q: What is the current rating for these connectors?
A: Both parts are rated for 3A per contact, suitable for standard signal and low-power applications.
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