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FTSH-103-02-L-DH-C Equivalent & Substitute Parts
Part Overview
The FTSH-103-02-L-DH-C is a surface mount rectangular connector header manufactured by Samtec Inc., designed for board-to-board or cable applications. This right-angle header features 6 positions arranged in 2 rows with 0.050" (1.27mm) pitch spacing and is classified as an active product. The connector utilizes solder termination with push-pull fastening and operates across the industrial temperature range of -55°C to 125°C. Identifying equivalent and substitute parts is necessary to ensure design flexibility, manage supply chain continuity, and accommodate packaging or inventory preferences while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | FTSH-103-02-L-DH-C |
| Manufacturer | Samtec Inc. |
| Series | FTSH |
| Connector Type | Header, Cuttable |
| Contact Type | Male Pin |
| Number of Positions | 6 |
| Number of Rows | 2 |
| Pitch - Mating | 0.050" (1.27mm) |
| Row Spacing - Mating | 0.050" (1.27mm) |
| Mounting Type | Surface Mount, Right Angle |
| Termination | Solder |
| Fastening Type | Push-Pull |
| Contact Finish - Mating | Gold |
| Contact Material | Phosphor Bronze |
| Insulation Material | Liquid Crystal Polymer (LCP) |
| Operating Temperature | -55°C ~ 125°C |
| Current Rating | 3.4A per Contact |
| Material Flammability Rating | UL94 V-0 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the FTSH-103-02-L-DH-C is determined by strict adherence to the following critical parameters:
- Connector Series: Must be FTSH series
- Number of Positions: Must be 6 positions
- Number of Rows: Must be 2 rows
- Pitch - Mating: Must be 0.050" (1.27mm)
- Row Spacing - Mating: Must be 0.050" (1.27mm)
- Contact Type: Must be Male Pin
- Mounting Type: Must be Surface Mount, Right Angle
- Termination: Must be Solder
- Fastening Type: Must be Push-Pull
- Contact Material: Must be Phosphor Bronze
- Insulation Material: Must be Liquid Crystal Polymer (LCP)
- Operating Temperature Range: Must be -55°C ~ 125°C
- Current Rating: Must be 3.4A per Contact
- Material Flammability Rating: Must be UL94 V-0
- RoHS Status: Must be ROHS3 Compliant
Variations in packaging type (Tube versus Bulk) and contact length specifications do not affect functional substitutability when all electrical and mechanical parameters remain constant.
Parameter Comparison
| Parameter | FTSH-103-02-L-DH-C (Main) | FTSH-103-01-L-DH (Substitute) | Compatibility |
|---|---|---|---|
| Manufacturer | Samtec Inc. | Samtec Inc. | Match |
| Series | FTSH | FTSH | Match |
| Connector Type | Header, Cuttable | Header, Cuttable | Match |
| Contact Type | Male Pin | Male Pin | Match |
| Number of Positions | 6 | 6 | Match |
| Number of Rows | 2 | 2 | Match |
| Pitch - Mating | 0.050" (1.27mm) | 0.050" (1.27mm) | Match |
| Row Spacing - Mating | 0.050" (1.27mm) | 0.050" (1.27mm) | Match |
| Mounting Type | Surface Mount, Right Angle | Surface Mount, Right Angle | Match |
| Termination | Solder | Solder | Match |
| Fastening Type | Push-Pull | Push-Pull | Match |
| Contact Length - Mating | 0.075" (1.90mm) | 0.120" (3.05mm) | Difference |
| Contact Finish - Mating | Gold | Gold | Match |
| Contact Finish Thickness - Mating | 10.0µin (0.25µm) | 10.0µin (0.25µm) | Match |
| Contact Finish - Post | Tin | Tin | Match |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Match |
| Insulation Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | Match |
| Insulation Height | 0.135" (3.43mm) | 0.135" (3.43mm) | Match |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | Match |
| Current Rating | 3.4A per Contact | 3.4A per Contact | Match |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | Match |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Match |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | Match |
| Product Status | Active | Active | Match |
| Packaging | Tube | Bulk | Difference |
Engineering Selection Recommendations
The FTSH-103-01-L-DH is a direct functional equivalent to the FTSH-103-02-L-DH-C. Both parts are manufactured by Samtec Inc., maintain active product status, and comply with ROHS3 and UL94 V-0 flammability requirements. The primary distinction between these parts is packaging format: the main part is supplied in Tube packaging, while the substitute is supplied in Bulk packaging. Additionally, the contact length at mating differs between the two parts (0.075" versus 0.120"), which may affect board-level clearance and mechanical fit in specific applications.
Selection between these parts should be based on packaging requirements, inventory management needs, and mechanical clearance constraints within the target application. Both parts satisfy identical electrical performance criteria and environmental compliance standards.
Frequently Asked Questions (FAQ)
Q: Can FTSH-103-01-L-DH be used as a direct replacement for FTSH-103-02-L-DH-C?
A: Yes, from an electrical and functional standpoint. Both parts share identical connector type, pitch, row configuration, contact material, termination method, and operating specifications. The primary consideration is the difference in contact length at mating (0.075" versus 0.120"), which may require evaluation for mechanical fit within your specific PCB design.
Q: What is the difference between Tube and Bulk packaging?
A: Tube packaging is used for smaller quantity shipments and provides individual component protection during handling and storage. Bulk packaging is used for larger quantities and offers cost efficiency for high-volume production. The connector itself is identical; only the packaging format differs.
Q: Are both parts RoHS compliant?
A: Yes. Both FTSH-103-02-L-DH-C and FTSH-103-01-L-DH are ROHS3 compliant and carry UL94 V-0 flammability ratings, meeting current regulatory requirements for electronic component manufacturing.
Q: Does the contact length difference affect electrical performance?
A: No. The difference in contact length at mating (0.075" versus 0.120") does not affect electrical performance, current rating, or voltage characteristics. This difference is a mechanical specification that may impact physical clearance and board layout considerations.
Q: What is the Moisture Sensitivity Level (MSL) for these parts?
A: Both parts carry MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling. Standard storage conditions are acceptable without special desiccant or humidity control requirements.
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