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Tag-Connect, LLC

Tag Connect TC2050-IDC-NL | 10-Pin No-Legs Programming Cable

Tag Connect TC2050-IDC-NL | 10-Pin No-Legs Programming Cable

Space-saving 10-pin programming cable with Plug-of-Nails™ connector for MCU/FPGA debugging and firmware flashing

SKU: TC2050-IDC-NL

IDC Connector
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Key Features

Zero-Cost PCB Implementation
Microscopic 0.03" Footprint
Industrial-Grade Spring Pins
Universal 0.1" IDC Termination
No-Height Profile Design
Hand-Held Operation Optimised
Professional Development Ready

Overview

Ultra-Compact Programming Solution

The Tag Connect TC2050-IDC-NL represents a revolutionary approach to PCB programming and debugging interfaces. This 10-conductor cable features Tag-Connect's patented Plug-of-Nails™ spring-pin connector that plugs directly into your PCB without requiring any mating connector or header component.

Ultra-Compact Footprint Design

With an incredibly small 0.03 square inch footprint—approximately the same board space as two SMT resistors—the TC2050-IDC-NL enables programming access virtually anywhere on your PCB. The "No Legs" design eliminates the need for plastic retention clips, making it ideal for high-volume production programming where speed and efficiency are paramount.

Professional-Grade Reliability

The cable incorporates high-reliability spring pins rated for over 100,000 operations, ensuring consistent electrical contact throughout extended development cycles. Each pin features tried-and-tested pogo pin technology with spring-loaded mechanisms that maintain secure connections under varying pressure conditions.

Versatile Connectivity Solutions

The TC2050-IDC-NL terminates in a standard 0.1" ribbon connector, providing compatibility with numerous JTAG programmers, debuggers, and test equipment. The cable supports MCU, FPGA, and DSP programming applications across multiple architectures, with extensive adapter solutions available for specific debugger interfaces.

Production-Ready Implementation

For applications requiring hands-free operation, the cable works seamlessly with TC2050-CLIP retaining boards that secure the connection from the PCB's reverse side. This combination delivers the space efficiency of the no-legs design whilst providing the stability needed for extended debugging sessions.

The TC2050-IDC-NL is also available as the TC2050-IDC legged version for applications where built-in retention is preferred.

Downloads

Rapid Production Programming

Eliminates assembly time and component costs whilst enabling fast one-handed programming operations.

Maximum Space Efficiency

Achieves programming access in ultra-compact designs where traditional connectors cannot fit.

Long-Term Development Investment

Provides reliable debugging interface rated for 100,000+ cycles throughout product development lifecycle.

Tag-Connect's TC2050-IDC-NL "No Legs" Plug-of-Nails™ programming cable is a 10-conductor cable fitted with a spring-pin Tag-Connector that conveniently plugs directly into your PCB and terminates in a 0.1″ ribbon connector.

  • Plugs straight to your PCB – No mating connector or header required!
  • Requires only a tiny 0.03″ footprint of pads and locating holes in your PCB.
  • Zero Cost Per Board!
  • Tiny Footprint!
  • High-Reliability Spring-Pins make a Secure Connection and are rated for over 100,000 operations.
  • Footprint has no height and can reduce the size and space requirements of your PCB.
  • A great way to make test and debug signals available at no cost and with minimal board space.
  • Can be retained in place using a TC2050-CLIP board.

Tag-Connect cables provide a simple, reliable means of connecting Debuggers and Programmers or other test equipment to your PCB's while lowering board costs and facilitating efficient production programming. Tag-Connect uses a specially designed (Patent Pending) connector which eliminates the need for putting a programming header or other mating connector on every PCB. Instead, Tag-Connect uses tried and tested spring-pins rated for over 100,000 operations to make a secure connection to a special footprint pattern of pads and locating holes in your PCB.

The tiny "No Legs" footprint takes only 0.03 square inches (about the same board space as a couple of SMT resistors) which means you can locate the footprint right next to the MCU if desired.

This 10-conductor cable has a TC2050-NL Tag-Connector on one end and a standard 0.1″ ribbon connector on the other and is suitable for use with most many MCUs / FPGAs and JTAG programming and debug operations.

A growing range of adaptors are available for specific and generic applications such as Xilinx SPARTAN and VERTEX FPGAs, TI MSP430 (TC2050-IDC-430), etc

Also available in self-retaining "legged" version TC2050-IDC.

Which cable fits your debugger? See our Tag-Connect cable guide.

Engineer Q&A

Questions and Answers

11 questions
  • What Cable Length Is Supplied with the TC2050-IDC-NL?

    The standard TC2050-IDC-NL cable is 8 inches (203mm) long.

    Answered by John LeggUpdated 9 Oct 2026
  • How Does the Spring Pin Mechanism Work in the TC2050-IDC-NL?

    The connector uses precision pogo pins with internal springs that compress against the PCB pads to make contact. The springs take up minor PCB variations and keep the contact pressure consistent.

    Answered by John LeggUpdated 9 Oct 2026
  • Can the TC2050-IDC-NL Be Used for High-current Applications?

    No. The cable is designed for programming and debug signals, not power delivery. Use a separate power connection for higher currents.

    Answered by John LeggUpdated 9 Oct 2026
  • What PCB Design Considerations Are Required for TC2050-IDC-NL?

    The footprint needs specific pad patterns and alignment holes, set out in Tag-Connect's TC2050-IDC-NL footprint drawing.

    FeatureRequirement
    Contact pads10 pads, 0.031″ diameter, 0.050″ pitch
    Alignment holes3 holes, 0.039″ diameter
    Leg holesNone (no-legs footprint)
    Keep-outNo tracks or vias in the keep-out area
    Solder pasteNone on the contact pads
    Answered by John LeggUpdated 9 Oct 2026
  • Are There Alternatives to Tag-Connect Cables for Space-constrained Applications?

    Alternatives include SKEDD connectors, edge connectors and custom pogo-pin solutions. Tag-Connect is widely supported; it lists cable and adapter solutions for most major debuggers.

    Answered by John LeggUpdated 9 Oct 2026
  • Will This Be Compatible with the Lattice HW-USBN?

    Yes, with Lattice's HW-USBN-2B via the TC-LATTICE-10 adapter, which mates the HW-USBN's 12-pin (2×6) connector to a 10-pin (2×5) header for the TC2050 cable.

    Answered by John LeggUpdated 9 Oct 2026
  • What Is the Footprint Size of the TC2050-IDC-NL Connector?

    The TC2050-IDC-NL needs only 0.03 square inches of PCB space, about the same area as two SMT resistors.

    Answered by John LeggUpdated 9 Oct 2026
  • How Many Connection Cycles Can the TC2050-IDC-NL Withstand?

    The spring pins are rated for over 100,000 operations, for both development and production programming.

    Answered by John LeggUpdated 9 Oct 2026
  • Can the TC2050-IDC-NL Be Held in Place During Debugging Sessions?

    Yes. It works with TC2050-CLIP retaining boards, which secure the connection from the underside of the PCB. This gives hands-free debugging while keeping the small no-legs footprint.

    Answered by John LeggUpdated 9 Oct 2026
  • What Is the Difference Between TC2050-IDC-NL and TC2050-IDC Cables?

    The TC2050-IDC-NL has a "No Legs" design for a minimal footprint and fast programming. The TC2050-IDC has plastic retention legs that hold it in place during longer debugging sessions.

    Answered by John LeggUpdated 9 Oct 2026
  • Which Programmers and Debuggers Are Compatible with TC2050-IDC-NL?

    The cable's 0.1″ ribbon connector works with many JTAG programmers and debuggers, often through an adapter. Tag-Connect lists adapters for SEGGER J-Link, ST-LINK, ARM debuggers and Xilinx programming tools. See how to choose the correct Tag-Connect cable.

    Answered by John LeggUpdated 9 Oct 2026

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