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SAMTEC TSM12503SDVLC PCB Header Connector

The TSM12503SDVLC is a high-reliability, liquid crystal polymer insulator header designed for PCB connections in industrial and electronic applications. Featuring phosphor bronze terminals with gold and matte tin platings, it offers excellent conductivity and corrosion resistance. With a voltage rating of 475 VAC and operational temperature range from -55°C to +125°C (gold plating), this connector supports current ratings up to 54 A per pin. Suitable for through-hole mounting with lead-free solderability, it ensures durability and optimal performance in demanding environments. The connector is RoHS compliant, with configurable options for different pin counts and styles to suit various circuit configurations.

Authorized Distributors
Source:DigiKey
Part No:TSM-125-03-S-DV-LC
Stock:106
Inv Date:06-19-2026
Price: Unit price: $20.35
Buy/RFQ:
Source:DigiKey
Part No:TSM-125-03-S-DV-LC
Stock:0
Inv Date:06-19-2026
Price: Unit price: $9.34778
Buy/RFQ:
Part No:TSM-125-03-S-DV-LC
Stock:0
Inv Date:06-20-2026
Price: Unit price: $9.68
Buy/RFQ:
Part No:TSM-125-03-S-DV-LC
Stock:106
Inv Date:06-19-2026
Price: Unit price: $9.643
Buy/RFQ:

SAMTEC TSM12503SDVLC PCB Header Connector Specifications:

  • Insulator Material: Liquid Crystal Polymer (Black)
  • Terminal Material: Phosphor Bronze
  • Plating: Gold (Au) 50 µin (1.27 µm) on contact, Matte Tin on tail
  • Operating Temperature Range: -55°C to +105°C with Tin, -55°C to +125°C with Gold
  • Voltage Rating: 475 VAC
  • Current Rating: 54 A per pin (TSM/SSM style)
  • Lead-Free Solderable: Yes
  • Lead Coplanarity: 0.15 mm (0.006"), 0.10 mm (0.004"), 0.13 mm (0.005") depending on style
  • RoHS Compliant: Yes
  • Connector Style: Multiple options, including triple-row vertical mixed tech for 2-30 positions
  • Contact Termination: Through-hole with soldering
  • Compatibility: Mates with SSW, BCS, SSM, IDSS, IDSD, SLW, HLE
  • Dimensions and Quantity: Variable per style, typically 2-54 positions, specific for each configuration

Buy the Samtec TSM12503SDVLC – Reliable PCB Header for Industrial Applications

Purchase the Samtec TSM12503SDVLC connector online today to benefit from reliable, high-current PCB connections featuring excellent corrosion resistance and broad temperature range. Designed for industrial environments, it ensures robust performance and easy soldering with lead-free compliance. Whether for automation systems or complex electronic assemblies, this high-quality connector supports multiple configurations, offering a durable and efficient solution for your circuit needs. Get yours today and enhance your electronic devices with trusted, top-tier PCB connectors.

Order your Samtec TSM12503SDVLC connector today and ensure durable, high-current PCB connections for your industrial projects.

Frequently Asked Questions

Where can I buy SAMTEC TSM12503SDVLC?

You can click on the BUY or RFQ button to purchase TSM12503SDVLC from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TSM12503SDVLC?

You can download the TSM12503SDVLC datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TSM12503SDVLC?

SAMTEC

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