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SSW-107-21-G-S Equivalent & Substitute Parts
Part Overview
The SSW-107-21-G-S is a 7-position receptacle connector manufactured by Samtec Inc., designed for board-to-board or cable applications with 0.100" (2.54mm) pitch through-hole mounting. This connector features gold-plated forked contacts, solder termination, and push-pull fastening, operating across -55°C to 125°C. The part is currently active in production with 709 units in stock. Substitute parts are identified when equivalent electrical and mechanical specifications are required due to inventory constraints, design flexibility, or application-specific needs.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | SSW-107-21-G-S |
| Manufacturer | Samtec Inc. |
| Category | Rectangular Connectors |
| Series | SSW |
| Connector Type | Receptacle |
| Number of Positions | 7 |
| Pitch - Mating | 0.100" (2.54mm) |
| Mounting Type | Through Hole |
| Contact Type | Forked |
| Termination | Solder |
| Current Rating | 4.7A per Contact |
| Operating Temperature | -55°C ~ 125°C |
| Contact Finish - Mating | Gold |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the SSW-107-21-G-S is determined by strict equivalence across the following critical parameters:
- Connector Type & Position Count: Receptacle configuration with 7 positions
- Pitch & Mounting: 0.100" (2.54mm) mating pitch with through-hole PCB mounting
- Contact Specifications: Forked contact type with gold plating on mating surfaces
- Electrical Performance: 4.7A per contact current rating
- Thermal Range: -55°C to 125°C operating temperature
- Material & Compliance: Liquid Crystal Polymer insulation, UL94 V-0 flammability rating, ROHS3 compliance
The substitute part SSW-107-01-G-S meets all these criteria, maintaining identical electrical and mechanical compatibility within the SSW series.
Parameter Comparison
| Parameter | SSW-107-21-G-S (Main) | SSW-107-01-G-S (Substitute) |
|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. |
| Series | SSW | SSW |
| Connector Type | Receptacle | Receptacle |
| Number of Positions | 7 | 7 |
| Pitch - Mating | 0.100" (2.54mm) | 0.100" (2.54mm) |
| Mounting Type | Through Hole | Through Hole |
| Contact Type | Forked | Forked |
| Termination | Solder | Solder |
| Current Rating (Amps) | 4.7A per Contact | 4.7A per Contact |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Contact Finish - Mating | Gold | Gold |
| Contact Finish Thickness - Mating | 20.0µin (0.51µm) | 20.0µin (0.51µm) |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) |
| Insulation Height | 0.335" (8.51mm) | 0.335" (8.51mm) |
| Contact Length - Post | 0.104" (2.64mm) | 0.104" (2.64mm) |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Active | Active |
| Inventory (Pcs) | 709 | 1118 |
Engineering Selection Recommendations
Both SSW-107-21-G-S and SSW-107-01-G-S are active production parts from Samtec Inc. with identical electrical and mechanical specifications. Selection between these parts should be based on:
- Inventory Availability: SSW-107-01-G-S offers higher stock levels (1118 units vs. 709 units)
- Compliance Status: Both parts maintain ROHS3 compliance and UL94 V-0 flammability certification
- Application Compatibility: Interchangeable for all board-to-board and cable connector applications requiring 7-position, 0.100" pitch receptacle configurations with 4.7A per contact current handling
No performance degradation or functional compromise occurs when substituting between these parts.
Frequently Asked Questions (FAQ)
Q: Are SSW-107-21-G-S and SSW-107-01-G-S mechanically interchangeable?
A: Yes. Both connectors share identical mating pitch (0.100"), mounting type (through-hole), insulation height (0.335"), and contact geometry. They are direct mechanical substitutes.
Q: Do these parts have the same electrical performance?
A: Yes. Both parts are rated for 4.7A per contact and operate across -55°C to 125°C. Contact finish specifications (20.0µin gold plating on mating surfaces) are identical.
Q: What is the difference between SSW-107-21-G-S and SSW-107-01-G-S?
A: The parts are functionally equivalent. The difference in part number suffix (-21 vs. -01) reflects internal Samtec manufacturing or packaging designations. All critical electrical and mechanical parameters are identical.
Q: Are both parts RoHS compliant?
A: Yes. Both SSW-107-21-G-S and SSW-107-01-G-S are ROHS3 compliant and carry UL94 V-0 flammability certification.
Q: Can I use SSW-107-01-G-S as a direct replacement in existing designs?
A: Yes. No PCB layout modifications, firmware changes, or design alterations are required. The substitute part maintains full compatibility with existing connector mating interfaces and solder footprints.
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