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TMMH-112-01-G-D-EL Equivalent & Substitute Parts
Part Overview
The TMMH-112-01-G-D-EL is a 2mm low profile rectangular connector header manufactured by Samtec Inc. This through-hole connector features 24 positions arranged in 2 rows with 0.079" (2.00mm) pitch and is designed for board-to-board or cable applications. The part is currently active in production with 912 units in stock. Substitute parts are identified to provide alternative sourcing options when the primary part number is unavailable or when inventory requirements necessitate alternative stock sources.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Samtec Inc. |
| Series | TMMH |
| Connector Type | Header, Cuttable |
| Contact Type | Male Pin |
| Number of Positions | 24 |
| Number of Rows | 2 |
| Pitch - Mating | 0.079" (2.00mm) |
| Row Spacing - Mating | 0.079" (2.00mm) |
| Mounting Type | Through Hole |
| Termination | Solder |
| Contact Material | Phosphor Bronze |
| Contact Finish - Mating | Gold |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| Operating Temperature | -55°C ~ 125°C |
| RoHS Status | ROHS3 Compliant |
| Material Flammability Rating | UL94 V-0 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the TMMH-112-01-G-D-EL is determined by strict equivalence across the following critical parameters:
- Manufacturer: Samtec Inc.
- Series: TMMH
- Number of Positions: 24
- Number of Rows: 2
- Pitch - Mating: 0.079" (2.00mm)
- Row Spacing - Mating: 0.079" (2.00mm)
- Connector Type: Header, Cuttable
- Contact Type: Male Pin
- Mounting Type: Through Hole
- Termination: Solder
- Contact Material: Phosphor Bronze
- Contact Finish - Mating: Gold
- Insulation Material: Liquid Crystal Polymer (LCP)
- Operating Temperature: -55°C ~ 125°C
- RoHS Status: ROHS3 Compliant
- Material Flammability Rating: UL94 V-0
The identified substitute part maintains full electrical and mechanical compatibility with the main part number across all specified parameters.
Parameter Comparison
| Parameter | TMMH-112-01-G-D-EL | TMMH-112-01-G-D-EBC |
|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. |
| Series | TMMH | TMMH |
| Connector Type | Header, Cuttable | Header, Cuttable |
| Contact Type | Male Pin | Male Pin |
| Number of Positions | 24 | 24 |
| 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 |
| Contact Length - Mating | 0.126" (3.20mm) | 0.126" (3.20mm) |
| Contact Length - Post | 0.097" (2.47mm) | 0.097" (2.47mm) |
| Overall Contact Length | 0.302" (7.67mm) | 0.302" (7.67mm) |
| Insulation Height | 0.079" (2.00mm) | 0.079" (2.00mm) |
| Contact Shape | Square | Square |
| Contact Finish - Mating | Gold | Gold |
| Contact Finish Thickness - Mating | 20.0µin (0.51µm) | 20.0µin (0.51µm) |
| Contact Finish - Post | Gold | Gold |
| Contact Material | Phosphor Bronze | Phosphor Bronze |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active |
| Inventory | 912 Pcs New Original In Stock | 1138 Pcs New Original In Stock |
Engineering Selection Recommendations
Both TMMH-112-01-G-D-EL and TMMH-112-01-G-D-EBC are active production parts from Samtec Inc. with identical electrical and mechanical specifications. Both parts are ROHS3 compliant and carry UL94 V-0 material flammability certification. The TMMH-112-01-G-D-EBC offers higher current inventory availability at 1138 units compared to 912 units for the TMMH-112-01-G-D-EL. Selection between these parts may be based on inventory availability and supply chain requirements, as both parts are functionally equivalent for board-to-board and cable connector applications.
Frequently Asked Questions (FAQ)
Q: Are TMMH-112-01-G-D-EL and TMMH-112-01-G-D-EBC fully interchangeable?
A: Yes. Both parts are manufactured by Samtec Inc. within the TMMH series and share identical specifications across all electrical and mechanical parameters, including pitch, contact configuration, materials, and operating temperature range.
Q: What determines compatibility between these connector headers?
A: Compatibility is determined by matching the following parameters: connector type (Header, Cuttable), contact type (Male Pin), number of positions (24), row configuration (2 rows), mating pitch (0.079" / 2.00mm), row spacing (0.079" / 2.00mm), contact materials (Phosphor Bronze with Gold finish), insulation material (LCP), and operating temperature range (-55°C ~ 125°C).
Q: Can I use TMMH-112-01-G-D-EBC as a direct replacement in existing designs?
A: Yes. The TMMH-112-01-G-D-EBC maintains full dimensional and electrical compatibility with TMMH-112-01-G-D-EL. No design modifications are required for substitution.
Q: Are there any compliance or certification differences between these parts?
A: No. Both parts carry identical certifications: ROHS3 compliance, UL94 V-0 material flammability rating, and MSL 1 (Unlimited) moisture sensitivity level.
Q: What is the significance of the different part number suffixes?
A: The part numbers differ only in the final suffix characters (-EL versus -EBC). Both parts belong to the same TMMH-112-01-G-D base product family and maintain full functional equivalence.
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