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Samtec TLW-105-01-G-D-LA Rectangular Connector Header - Equivalent & Substitute Parts
Part Overview
The Samtec TLW-105-01-G-D-LA is an active, through-hole rectangular connector header from the Flex Stack TLW series. This low-profile 10-position, 2-row board-to-board connector operates across -55°C to 125°C with gold-plated phosphor bronze contacts rated at 5.2A per contact. The part is ROHS3 compliant with MSL 1 rating and maintains full inventory availability. Substitute parts are identified when electrical and mechanical parameters remain within the allowed specifications for this connector category.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Samtec Inc. |
| Series | Flex Stack, TLW |
| Connector Type | Header |
| Contact Type | Male Pin |
| Number of Positions | 10 |
| Number of Rows | 2 |
| Pitch - Mating | 0.100" (2.54mm) |
| Row Spacing - Mating | 0.100" (2.54mm) |
| Mounting Type | Through Hole, Right Angle |
| Termination | Solder |
| Current Rating | 5.2A per Contact |
| Operating Temperature | -55°C ~ 125°C |
| Contact Material | Phosphor Bronze |
| Contact Finish - Mating | Gold (10.0µin / 0.25µm) |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the TLW-105-01-G-D-LA is determined by strict equivalence across the following critical parameters:
- Manufacturer: Samtec Inc.
- Series: Flex Stack, TLW
- Connector Type: Header
- Contact Type: Male Pin
- Number of Positions: 10
- Number of Rows: 2
- Pitch - Mating: 0.100" (2.54mm)
- Row Spacing - Mating: 0.100" (2.54mm)
- Mounting Type: Through Hole, Right Angle
- Termination: Solder
- Current Rating: 5.2A per Contact
- Operating Temperature: -55°C ~ 125°C
- Contact Material: Phosphor Bronze
- Contact Finish - Mating: Gold
- Insulation Material: Liquid Crystal Polymer (LCP)
- RoHS Status: ROHS3 Compliant
- MSL Rating: 1 (Unlimited)
The substitute part TLW-105-01-G-D-RA meets all these criteria and is therefore electrically and mechanically interchangeable with the main part number.
Parameter Comparison
| Parameter | TLW-105-01-G-D-LA | TLW-105-01-G-D-RA | Match |
|---|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. | ✓ |
| Series | Flex Stack, TLW | Flex Stack, TLW | ✓ |
| Connector Type | Header | Header | ✓ |
| Contact Type | Male Pin | Male Pin | ✓ |
| Number of Positions | 10 | 10 | ✓ |
| Number of Rows | 2 | 2 | ✓ |
| Pitch - Mating | 0.100" (2.54mm) | 0.100" (2.54mm) | ✓ |
| Row Spacing - Mating | 0.100" (2.54mm) | 0.100" (2.54mm) | ✓ |
| Mounting Type | Through Hole, Right Angle | Through Hole, Right Angle | ✓ |
| Termination | Solder | Solder | ✓ |
| Contact Length - Mating | 0.230" (5.84mm) | 0.230" (5.84mm) | ✓ |
| Contact Length - Post | 0.120" (3.05mm) | 0.120" (3.05mm) | ✓ |
| Insulation Height | 0.197" (5.00mm) | 0.197" (5.00mm) | ✓ |
| Contact Shape | Square | Square | ✓ |
| Contact Finish - Mating | Gold | Gold | ✓ |
| Contact Finish Thickness - Mating | 10.0µin (0.25µm) | 10.0µin (0.25µm) | ✓ |
| 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 | ✓ |
| Current Rating (Amps) | 5.2A per Contact | 5.2A per Contact | ✓ |
| Insulation Color | Black | Black | ✓ |
| Base Product Number | TLW-105 | TLW-105 | ✓ |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ✓ |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | ✓ |
| ECCN | EAR99 | EAR99 | ✓ |
| HTSUS | 8536.69.4040 | 8536.69.4040 | ✓ |
Engineering Selection Recommendations
Both the TLW-105-01-G-D-LA and TLW-105-01-G-D-RA are active products from Samtec Inc. with identical electrical and mechanical specifications. Both parts are ROHS3 compliant and carry MSL 1 rating, indicating no moisture sensitivity restrictions. Selection between these parts may be based on inventory availability: TLW-105-01-G-D-LA has 835 pieces in stock, while TLW-105-01-G-D-RA has 641 pieces in stock. Both parts carry EAR99 export classification and are subject to the same HTSUS tariff code 8536.69.4040.
Frequently Asked Questions (FAQ)
Q: Are TLW-105-01-G-D-LA and TLW-105-01-G-D-RA electrically interchangeable?
A: Yes. Both parts share identical electrical specifications including 5.2A per contact current rating, -55°C to 125°C operating temperature range, and gold-plated phosphor bronze contact construction.
Q: Are these parts mechanically interchangeable?
A: Yes. Both parts have identical mechanical specifications: 10-position, 2-row configuration with 0.100" (2.54mm) pitch, through-hole right-angle mounting, and 0.197" (5.00mm) insulation height.
Q: What is the difference between these part numbers?
A: The provided specifications indicate both parts are equivalent across all documented parameters. Any difference is not reflected in the supplied technical data.
Q: Are both parts RoHS compliant?
A: Yes. Both TLW-105-01-G-D-LA and TLW-105-01-G-D-RA are ROHS3 compliant.
Q: What is the MSL rating for these connectors?
A: Both parts carry MSL 1 rating, indicating unlimited shelf life with no moisture sensitivity restrictions.
Q: Can these parts be used in high-temperature applications?
A: Yes. Both parts are rated for continuous operation from -55°C to 125°C, suitable for industrial and automotive temperature ranges.
Q: Are these parts suitable for board-to-board connections?
A: Yes. Both parts are classified as board-to-board or cable connectors with through-hole solder termination and push-pull fastening.
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