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SSQ-120-23-G-S Equivalent & Substitute Parts
Part Overview
The SSQ-120-23-G-S is a 20-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. The part is currently active in production with 615 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 |
|---|---|
| Connector Type | Receptacle |
| Number of Positions | 20 |
| Pitch - Mating | 0.100" (2.54mm) |
| Contact Type | Forked |
| Mounting Type | Through Hole |
| Termination | Solder |
| Fastening Type | Push-Pull |
| Contact Finish - Mating | Gold |
| Operating Temperature | -55°C ~ 125°C |
| Voltage Rating | 465VAC, 655VDC |
| Material Flammability Rating | UL94 V-0 |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
The SSQ-120-03-G-S qualifies as a direct substitute for the SSQ-120-23-G-S based on identical electrical and mechanical parameters. Both parts share the same base product number (SSQ-120) and maintain equivalence across all critical substitution criteria: connector type, position count, mating pitch, contact configuration, mounting method, termination type, fastening mechanism, contact finish specifications, operating temperature range, voltage rating, and regulatory compliance status. The parts differ only in packaging designation suffix, which does not affect functional or electrical compatibility.
Parameter Comparison
| Parameter | SSQ-120-23-G-S | SSQ-120-03-G-S | Match |
|---|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. | Yes |
| Series | SSQ | SSQ | Yes |
| Connector Type | Receptacle | Receptacle | Yes |
| Number of Positions | 20 | 20 | Yes |
| Pitch - Mating | 0.100" (2.54mm) | 0.100" (2.54mm) | Yes |
| Contact Type | Forked | Forked | Yes |
| Mounting Type | Through Hole | Through Hole | Yes |
| Termination | Solder | Solder | Yes |
| Fastening Type | Push-Pull | Push-Pull | Yes |
| Contact Finish - Mating | Gold | Gold | Yes |
| Contact Finish Thickness - Mating | 20.0µin (0.51µm) | 20.0µin (0.51µm) | Yes |
| Insulation Color | Black | Black | Yes |
| Insulation Height | 0.335" (8.51mm) | 0.335" (8.51mm) | Yes |
| Contact Length - Post | 0.394" (10.00mm) | 0.394" (10.00mm) | Yes |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | Yes |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | Yes |
| Contact Finish - Post | Gold | Gold | Yes |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | Yes |
| Contact Shape | Square | Square | Yes |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Yes |
| Contact Finish Thickness - Post | 3.00µin (0.076µm) | 3.00µin (0.076µm) | Yes |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Yes |
| ECCN | EAR99 | EAR99 | Yes |
| HTSUS | 8536.69.4040 | 8536.69.4040 | Yes |
| Product Status | Active | Active | Yes |
| Inventory | 615 Pcs | 1340 Pcs | Different |
Engineering Selection Recommendations
Both SSQ-120-23-G-S and SSQ-120-03-G-S are active production parts with ROHS3 compliance and identical electrical and mechanical specifications. Selection between these parts should be based on inventory availability and supply chain requirements. The SSQ-120-03-G-S offers higher current inventory levels (1340 units versus 615 units), which may provide supply chain advantages for high-volume applications. Both parts meet the same regulatory requirements and performance specifications for board-to-board or cable connector applications requiring 20-position, 0.100" pitch, gold-plated forked contact receptacles with push-pull fastening.
Frequently Asked Questions (FAQ)
Q: Can SSQ-120-03-G-S be used as a direct replacement for SSQ-120-23-G-S? A: Yes. Both parts are electrically and mechanically equivalent across all specified parameters, including connector type, position count, pitch, contact configuration, mounting method, termination type, fastening mechanism, and contact finish specifications.
Q: What is the difference between SSQ-120-23-G-S and SSQ-120-03-G-S? A: The parts differ only in packaging designation suffix. All functional, electrical, and mechanical parameters are identical. The primary distinction is inventory availability, with SSQ-120-03-G-S currently stocked at higher quantities.
Q: Are both parts RoHS compliant? A: Yes. Both SSQ-120-23-G-S and SSQ-120-03-G-S are ROHS3 compliant and carry identical regulatory certifications.
Q: What is the operating temperature range for these connectors? A: Both parts operate across -55°C to 125°C, suitable for industrial and commercial applications.
Q: Do these connectors support the same voltage ratings? A: Yes. Both parts are rated for 465VAC and 655VDC, with identical electrical specifications.
Q: Can these connectors be used interchangeably in PCB designs? A: Yes. Both parts share identical through-hole mounting specifications, solder termination, and physical dimensions, allowing direct PCB layout compatibility.
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