M50-3102545 Harwin Connector (Other) In Stock
Harwin M50-3102545 is a 25-position dual-row socket board connector with 0.050" (1.27 mm) pitch featuring gold-plated (Au) termination contacts in a compact 1.2-inch body length. RoHS compliant with surface-mount socket-style housing for reliable high-density board connections. Available in stock with worldwide shipping.
- Manufacturer
- Harwin
- Package
- Other
- Pin Count
- 50
- Lifecycle
- ACTIVE
- Datasheet
- M50-3102545 Datasheet PDF
- Category
- Connector
- Price
- From $4.3700(MOQ 108)
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of M50-3102545?
- 25-position dual-row socket connector at 0.050" (1.27 mm) pitch for ultra-high-density board-to-board interconnection
- Gold-plated (Au) termination contacts providing low contact resistance and superior corrosion resistance for long-term reliability
- RoHS-compliant construction meeting international environmental regulations for lead-free electronics manufacturing
- Compact 1.2-inch body length socket design enabling space-efficient PCB layouts in miniaturized embedded systems
What is M50-3102545 used for?
The Harwin M50-3102545 socket connector is well-suited for high-density board-to-board stacking applications in ruggedized industrial control systems, data acquisition modules, and compact embedded computing platforms where 25 signals must be interconnected reliably within a minimal footprint. Its 0.050" pitch gold-plated socket design is commonly used in test and measurement fixtures, military electronics, and medical device PCBs that require reliable unmating and remating capability across hundreds of cycles. The RoHS-compliant socket housing supports deployment in global markets with strict environmental compliance requirements.
What are the specifications of M50-3102545?
| Pbfree Code | Yes |
| YTEOL | 9.4 |
| Additional Feature | ROHS COMPLIANT |
| Body Breadth | 0.122inch |
| Body Depth | 0.181inch |
| Body Length | 1.2inch |
| Body/Shell Style | SOCKET |
| Connector Type | BOARD CONNECTOR |
| Contact Finish Mating | NOT APPLICABLE |
| Contact Finish Termination | Gold (Au) |
| Contact Gender | FEMALE |
| Contact Material | PHOSPHOR BRONZE |
| Contact Pattern | RECTANGULAR |
| Contact Resistance | 30mΩ |
| Contact Style | SQ PIN-SKT |
| DIN Conformance | NO |
| Durability | 100Cycles |
| Filter Feature | NO |
| IEC Conformance | NO |
| Insertion Force-Max | 2.0016N |
| Insulation Resistance | 1000000000Ω |
| Insulator Color | BLACK |
| Insulator Material | POLYAMIDE |
| JESD-609 Code | e4 |
| MIL Conformance | NO |
| Mating Contact Pitch | 0.05inch |
| Mating Contact Row Spacing | 0.05inch |
| 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 |
| Option | GENERAL PURPOSE |
| PCB Contact Pattern | RECTANGULAR |
| Plating Thickness | FLASH inch |
| Rated Current (Signal) | 1A |
| Reference Standard | UL |
| Terminal Pitch | 1.27mm |
| Termination Type | SURFACE MOUNT |
| Total Number of Contacts | 50 |
| UL Flammability Code | 94V-0 |
| Withdrawl Force-Min | .15012N |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
| Country of Origin | Taiwan |
Where can I find the M50-3102545 datasheet?
M50-3102545 Datasheet DownloadOfficial datasheet from Harwin
What are equivalent replacements for M50-3102545?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 0.050" pitch of the M50-3102545 compare to standard 0.100" pitch connectors for space-constrained PCB designs?
The M50-3102545 operates at 0.050" (1.27 mm) pitch, which is half the spacing of standard 0.100" pitch connectors, allowing engineers to fit 25 positions in a 1.2-inch body length instead of the 2.4 inches required by equivalent 0.100" pitch connectors. This 50% reduction in connector footprint is critical in compact embedded systems, portable instrumentation, and miniaturized industrial modules where board real estate is constrained to under 50 mm per connector row.
For which high-reliability applications is the gold-plated termination on M50-3102545 most critical?
The gold (Au) plated contacts on the M50-3102545 are most valuable in applications requiring reliable electrical performance over many insertion cycles, such as test sockets used in production line functional testing where connectors are mated and unmated hundreds of times with contact resistance remaining below 30 mΩ. Gold plating also prevents oxidation in high-humidity environments found in medical devices, outdoor industrial enclosures, and aerospace electronics that must maintain reliable 25-position signal integrity over a -40°C to +85°C operating range.
What PCB design considerations apply when routing 25 signals through the M50-3102545 at 0.050" pitch?
At 0.050" (1.27 mm) pitch with 25 positions in a dual-row configuration, PCB designers must use trace widths no wider than 0.3 mm and maintain at least 0.1 mm clearance between adjacent signal pads to meet standard IPC-2221 design rules. The 0.122-inch body breadth requires careful component placement to avoid interference with adjacent SMT components, and designers should plan for differential pair routing to preserve signal integrity at frequencies above 100 MHz through the 25-position array.
When should M50-3102545 be selected over Harwin M50 series header connectors for board stacking designs?
The M50-3102545 socket variant is selected when the PCB requires a receptacle that accepts a mating M50 series header pin, typically in board-to-board stacking configurations where one board carries the header and the daughter board carries this 25-position socket. The socket's 0.181-inch body depth accommodates various stacking heights ranging from 4 mm to over 20 mm depending on the mating header pin length, making it versatile for adjustable-height modular rack designs in industrial and test equipment.
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About Harwin
Harwin is a leading electronic component manufacturer. FindMyChip sources Harwin ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 108+ | $5.0700 | $547.56 |
| 126+ | $4.8500 | $611.10 |
| 144+ | $4.8200 | $694.08 |
| 216+ | $4.4900 | $969.84 |
| 288+ | $4.4000 | $1267.20 |
| 504+ | $4.3700 | $2202.48 |
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