LSHM-140-04.0-L-DV-A-S-TR SAMTEC Connector (Other) In Stock
The LSHM-140-04.0-L-DV-A-S-TR is an 80-position board stacking connector from Samtec with gold-plated mating contacts, 4.0 mm stack height, and a 0.982-inch body length featuring matte tin-nickel termination and peg mounting. It provides reliable high-density board stacking with a 1-week factory lead time, available with worldwide shipping.
- Manufacturer
- SAMTEC
- Package
- Other
- Pin Count
- 82
- Lifecycle
- ACTIVE
- Category
- Connector
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 80-position board stacking connector with gold-plated mating contacts ensuring reliable electrical performance across high-cycle mating in board stacking assemblies
- 4.0 mm stack height with 0.982 x 0.215-inch body enabling precise vertical board separation in compact stacked PCB designs
- Peg board mounting with matte tin-nickel barrier termination and tape-and-reel packaging supporting secure placement and automated SMT assembly
Applications
The LSHM-140-04.0-L-DV-A-S-TR is used in board stacking applications requiring 80-position high-density connectors with a precisely controlled 4.0 mm stack height in compact embedded computing, telecommunications, and industrial control systems. Its gold-plated mating contacts deliver low contact resistance and high reliability across repeated mating cycles in mission-critical stacked PCB architectures. The tape-and-reel packaging and peg mounting support automated SMT production in high-volume board assembly environments.
Specifications
| Pbfree Code | Yes |
| Factory Lead Time | 1Week |
| YTEOL | 8.68 |
| Board Mounting Option | PEG |
| Body Breadth | 0.196inch |
| Body Depth | 0.215inch |
| Body Length | 0.982inch |
| Connector Type | BOARD STACKING CONNECTOR |
| Contact Finish Mating | GOLD |
| Contact Finish Termination | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Contact Gender | HERMAPHRODITIC |
| Contact Material | PHOSPHOR BRONZE |
| Contact Pattern | RECTANGULAR |
| Contact Resistance | 15mΩ |
| Contact Style | BELLOWED TYPE |
| Dielectric Withstanding Voltage | 470VAC V |
| Durability | 100Cycles |
| Filter Feature | NO |
| Insulation Resistance | 1000000000Ω |
| Insulator Color | BLACK |
| Insulator Material | LIQUID CRYSTAL POLYMER |
| JESD-609 Code | e3 |
| Mating Contact Pitch | 0.02inch |
| Mixed Contacts | NO |
| Mounting Option 1 | LOCKING |
| Mounting Style | STRAIGHT |
| Mounting Type | BOARD |
| Number Of Connectors | ONE |
| Number Of PCB Rows | 2 |
| Number of Rows Loaded | 2 |
| PCB Contact Pattern | RECTANGULAR |
| PCB Contact Row Spacing | 3.7084mm |
| Plating Thickness | 10u inch |
| Polarization Key | POLARIZED HOUSING |
| Rated Current (Signal) | 2A |
| Reference Standard | UL |
| Terminal Pitch | 0.508mm |
| Termination Type | SURFACE MOUNT |
| Total Number of Contacts | 80 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
| Country of Origin | Costa Rica, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What stack height and position count does LSHM-140-04.0-L-DV-A-S-TR provide for board stacking designs?
The LSHM-140-04.0-L-DV-A-S-TR provides 80 positions with a precisely controlled 4.0 mm stack height, making it suitable for high-density board stacking applications. Its 0.982-inch body length and gold-plated mating contacts deliver reliable electrical performance across compact stacked PCB assemblies in industrial and embedded computing systems.
How do the gold-plated mating contacts of LSHM-140-04.0-L-DV-A-S-TR enhance connector reliability?
Gold-plated mating contacts in the LSHM-140-04.0-L-DV-A-S-TR provide low and stable contact resistance, excellent corrosion resistance, and reliable performance across numerous mating cycles compared to tin-plated alternatives. For an 80-position board stacking connector at 4.0 mm stack height, this finish is essential in telecommunications modules and industrial boards with demanding reliability requirements.
What is the factory lead time for LSHM-140-04.0-L-DV-A-S-TR and how does it support fast-turn procurement?
The LSHM-140-04.0-L-DV-A-S-TR has a 1-week factory lead time from Samtec, enabling rapid procurement for prototype and production builds requiring 80-position board stacking connectors at 4.0 mm stack height. This short lead time supports agile hardware development cycles in embedded computing, telecom, and industrial design projects.
For which stacked PCB architectures is the 4.0 mm stack height of LSHM-140-04.0-L-DV-A-S-TR most suitable?
The 4.0 mm stack height of LSHM-140-04.0-L-DV-A-S-TR is most suitable for compact embedded computing systems, daughterboard-to-motherboard interfaces, and communications modules where PCB-to-PCB separation must be tightly controlled. With 80 positions and a 0.982-inch body, it efficiently interconnects high pin-count stacked boards while maintaining a slim vertical profile for space-constrained enclosures.
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