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Equivalent & Substitute Parts for Molex 0791091012
Part Overview
The Molex 0791091012 is a 26-position receptacle connector featuring 0.079" (2.00mm) pitch surface mount technology with gold-plated contacts. This connector is part of the Milli-Grid 79109 series and is actively manufactured. The component operates across -55°C to 125°C and is rated for 1A at 125V, serving automotive, general purpose, and telecommunications applications.
Equivalent and substitute parts are identified to provide design flexibility, accommodate supply chain variations, and support component lifecycle management while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Connector Type | Receptacle |
| Number of Positions | 26 |
| Pitch - Mating | 0.079" (2.00mm) |
| Number of Rows | 2 |
| Row Spacing - Mating | 0.079" (2.00mm) |
| Mounting Type | Surface Mount |
| Contact Type | Female Socket |
| Contact Finish - Mating | Gold |
| Termination | Solder |
| Fastening Type | Push-Pull |
| Operating Temperature | -55°C ~ 125°C |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the Molex 0791091012 are qualified based on the following critical parameters that determine functional and mechanical compatibility:
Matching Parameters (Required for Substitution):
- 26-position receptacle configuration
- 0.079" (2.00mm) mating pitch
- 2-row layout with 0.079" (2.00mm) row spacing
- Surface mount solder termination
- Female socket contact type
- Push-pull fastening mechanism
- Gold-plated mating contacts
- Operating temperature range of -55°C to 125°C
- Liquid Crystal Polymer insulation material
- ROHS3 compliance
The Samtec TLE-113 series receptacles meet all critical substitution criteria. Both packaging variants (Tube and Tape & Reel) provide equivalent electrical and mechanical performance while offering enhanced current rating capability and pass-through connector functionality.
Parameter Comparison
| Parameter | Molex 0791091012 | Samtec TLE-113-01-G-DV-A | Samtec TLE-113-01-G-DV-A-K-TR |
|---|---|---|---|
| Manufacturer | Molex | Samtec Inc. | Samtec Inc. |
| Number of Positions | 26 | 26 | 26 |
| Pitch - Mating | 0.079" (2.00mm) | 0.079" (2.00mm) | 0.079" (2.00mm) |
| Number of Rows | 2 | 2 | 2 |
| Row Spacing - Mating | 0.079" (2.00mm) | 0.079" (2.00mm) | 0.079" (2.00mm) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Contact Type | Female Socket | Female Socket | Female Socket |
| Termination | Solder | Solder | Solder |
| Fastening Type | Push-Pull | Push-Pull | Push-Pull |
| Contact Finish - Mating | Gold | Gold | Gold |
| Contact Finish Thickness - Mating | 15.0µin (0.38µm) | 10.0µin (0.25µm) | 10.0µin (0.25µm) |
| Insulation Color | Black | Black | Black |
| Insulation Height | 0.175" (4.45mm) | 0.177" (4.50mm) | 0.177" (4.50mm) |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Insulation Material | Liquid Crystal Polymer (LCP), Glass Filled | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) |
| Contact Shape | Square | Square | Square |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Phosphor Bronze |
| Current Rating | 1A | 3.2A per Contact | 3.2A per Contact |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Packaging | Tube | Tube | Tape & Reel (TR) |
| Connector Type | Receptacle | Receptacle, Pass Through | Receptacle, Pass Through |
Engineering Selection Recommendations
Both Samtec TLE-113 variants are active products with ROHS3 compliance and unlimited moisture sensitivity rating, matching the regulatory and environmental requirements of the Molex 0791091012.
TLE-113-01-G-DV-A (Tube Packaging): Suitable for applications requiring standard tube packaging. Provides equivalent mechanical and electrical performance with enhanced current rating of 3.2A per contact and pass-through connector functionality.
TLE-113-01-G-DV-A-K-TR (Tape & Reel Packaging): Recommended for high-volume production environments requiring automated pick-and-place assembly. Identical electrical specifications to the tube variant with optimized packaging for manufacturing efficiency.
Selection between substitute parts should be based on packaging requirements and assembly process specifications rather than electrical performance, as both variants exceed the current rating of the original component.
Frequently Asked Questions (FAQ)
Q: Are the Samtec TLE-113 series connectors mechanically compatible with the Molex 0791091012?
A: Yes. Both the TLE-113-01-G-DV-A and TLE-113-01-G-DV-A-K-TR maintain identical mating pitch (0.079"), row spacing (0.079"), number of positions (26), and push-pull fastening mechanism. Insulation height differs by 0.002" (0.05mm), which is within acceptable mechanical tolerance for board-to-board and cable applications.
Q: What is the difference between the tube and tape & reel packaging options?
A: TLE-113-01-G-DV-A is supplied in tube packaging suitable for manual assembly and lower-volume applications. TLE-113-01-G-DV-A-K-TR is supplied in tape & reel format with pick-and-place features optimized for automated assembly lines. Electrical and mechanical specifications are identical.
Q: Can the Samtec TLE-113 series handle the same current as the Molex 0791091012?
A: The Samtec TLE-113 series is rated for 3.2A per contact, exceeding the Molex 0791091012 rating of 1A. This higher current capability provides additional design margin and is fully compatible with applications designed for the original component.
Q: Are both substitute parts actively manufactured?
A: Yes. Both TLE-113-01-G-DV-A and TLE-113-01-G-DV-A-K-TR are active products with current inventory availability and ongoing manufacturing support.
Q: What are the compliance certifications for the substitute parts?
A: Both Samtec TLE-113 variants are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the regulatory status of the Molex 0791091012.
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