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QTH-060-03-L-D-A-K Equivalent & Substitute Parts
Part Overview
The QTH-060-03-L-D-A-K is a 120-position rectangular connector header manufactured by Samtec Inc. as part of the Q Strip® QTH series. This surface mount connector features outer shroud contacts with gold plating and is designed for high-density interconnect applications requiring board-level connectivity. The part maintains Active product status and is ROHS3 compliant. Substitute parts are identified based on identical electrical and mechanical specifications to ensure direct functional equivalence in applications where packaging format or inventory availability differs.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | QTH-060-03-L-D-A-K |
| Manufacturer | Samtec Inc. |
| Category | Rectangular Connectors |
| Series | Q Strip® QTH |
| Number of Positions | 120 |
| Pitch | 0.020" (0.50mm) |
| Number of Rows | 2 |
| Connector Type | Header, Outer Shroud Contacts |
| Mounting Type | Surface Mount |
| Contact Finish | Gold |
| Contact Finish Thickness | 10.0µin (0.25µm) |
| Height Above Board | 0.404" (10.27mm) |
| Mated Stacking Heights | 11mm |
| Features | Board Guide, Ground Bus (Plane), Pick and Place |
| Product Status | Active |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
The QTH-060-03-L-D-A-K has one identified substitute part: QTH-060-03-L-D-A-K-TR. Substitution is valid based on the following criteria:
The substitute part maintains identical specifications across all critical electrical and mechanical parameters:
- 120-position connector configuration
- 0.020" (0.50mm) pitch spacing
- 2-row arrangement
- Header with outer shroud contacts
- Surface mount mounting type
- Gold contact finish at 10.0µin (0.25µm) thickness
- 0.404" (10.27mm) height above board
- Board guide, ground bus, and pick and place features
- Active product status
- ROHS3 compliance
- MSL 1 rating
- REACH unaffected status
The only difference between the main part and substitute is the packaging format: the main part is supplied in Tray packaging, while the substitute is supplied in Tape & Reel (TR) format. This distinction affects only procurement and assembly logistics, not functional performance or board-level compatibility.
Parameter Comparison
| Parameter | QTH-060-03-L-D-A-K (Tray) | QTH-060-03-L-D-A-K-TR (Tape & Reel) |
|---|---|---|
| Manufacturer Part Number | QTH-060-03-L-D-A-K | QTH-060-03-L-D-A-K-TR |
| Packaging | Tray | Tape & Reel (TR) |
| Number of Positions | 120 | 120 |
| Pitch | 0.020" (0.50mm) | 0.020" (0.50mm) |
| Number of Rows | 2 | 2 |
| Connector Type | Header, Outer Shroud Contacts | Header, Outer Shroud Contacts |
| Mounting Type | Surface Mount | Surface Mount |
| Contact Finish | Gold | Gold |
| Contact Finish Thickness | 10.0µin (0.25µm) | 10.0µin (0.25µm) |
| Height Above Board | 0.404" (10.27mm) | 0.404" (10.27mm) |
| Mated Stacking Heights | 11mm | 11mm |
| Features | Board Guide, Ground Bus (Plane), Pick and Place | Board Guide, Ground Bus (Plane), Pick and Place |
| Product Status | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
Both the QTH-060-03-L-D-A-K and QTH-060-03-L-D-A-K-TR are Active products with identical compliance certifications. Selection between these parts should be based on procurement and assembly requirements:
The Tray-packaged QTH-060-03-L-D-A-K is suitable for manual assembly operations or lower-volume production runs. The Tape & Reel format QTH-060-03-L-D-A-K-TR is optimized for automated pick-and-place assembly processes and high-volume manufacturing. Both parts carry ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements. The MSL 1 rating indicates unlimited shelf life under standard storage conditions, eliminating moisture-related handling constraints for both variants.
Frequently Asked Questions (FAQ)
Q: Can QTH-060-03-L-D-A-K-TR be used as a direct replacement for QTH-060-03-L-D-A-K on the same PCB assembly?
A: Yes. Both parts are electrically and mechanically identical. The only difference is packaging format. Once soldered to the board, the assembled connector functions identically regardless of whether it originated from Tray or Tape & Reel packaging.
Q: What is the significance of the packaging difference between Tray and Tape & Reel formats?
A: Packaging affects only the supply chain and assembly process. Tray packaging is typically used for manual or semi-automated assembly. Tape & Reel packaging is designed for fully automated pick-and-place equipment. The connector itself is unchanged.
Q: Are there any compliance or certification differences between these two parts?
A: No. Both parts carry identical ROHS3 compliance, REACH unaffected status, and MSL 1 rating. Regulatory and environmental certifications are equivalent.
Q: Does the MSL 1 rating apply to both packaging formats?
A: Yes. MSL 1 (Unlimited) applies to both the Tray and Tape & Reel versions, indicating no moisture sensitivity constraints for either format.
Q: Can inventory from either packaging format be mixed in a single production run?
A: Yes, provided your assembly process can accommodate both packaging formats. The finished assemblies will be functionally identical.
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