Andrew
Andrew Content Marketer
On May 23, 2025

2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns – High-Speed Surge Protection for Telecom & Industrial Systems

The Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2051-09-SM-RPLF  by Bourns are compact, surface-mount protective components engineered to protect sensitive electronic circuits from high-voltage transients. These GDTs are specifically designed to safeguard telecom interfaces, industrial automation lines, and data networks from the effects of lightning strikes and power cross events. With superior response time, high insulation resistance, and long-term stability, the 2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns are a go-to choice for robust overvoltage protection.

In this article, we’ll cover technical specifications, key features, use cases, wiring integration, datasheet download instructions, and why you should order from Xon Electronics.


Technical Specifications of 2051-09-SM-RPLF

  • Manufacturer: Bourns

  • Part Number: 2051-09-SM-RPLF

  • Type: Gas Discharge Tube / Gas Plasma Arrestor

  • DC Spark-Over Voltage: 90V ±20%

  • Impulse Spark-Over Voltage: 500V max (100V/µs)

  • Impulse Discharge Current: 10kA (8/20µs waveform)

  • Insulation Resistance: >1GO

  • Capacitance: <1.5pF

  • Mounting Style: Surface Mount (SMT)

  • Category: Circuit Protection, GDTs

This model meets RoHS and UL standards, providing peace of mind for engineers designing critical protection circuits.


Key Features of 2051-09-SM-RPLF

  • High Surge Capability (10kA) – Ideal for telecom and industrial interfaces

  • Low Capacitance (<1.5pF) – Perfect for high-frequency data lines

  • Surface-Mount Design – Space-saving solution for compact PCBs

  • Ultra-High Insulation Resistance – Ensures stability over time

  • UL Recognized & RoHS Compliant – International compliance for global use

The 2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns are engineered for stability, durability, and reliable protection in demanding electronic systems.


Applications of 2051-09-SM-RPLF

These GDTs are widely used in various industries that demand top-tier transient protection:

  • Telecom Lines and VoIP Equipment

  • Industrial Control and PLC Systems

  • Cable TV and Set-Top Boxes

  • High-Speed Data Networks

  • Medical Instruments and Sensor Interfaces

  • Renewable Energy Control Circuits

From telecom cabinets to factory control panels, the 2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns are built to withstand surges and maintain uptime.


Wiring and Connection Overview

The component is designed for surface mount applications and should be connected in parallel across the input/output interface:

[Line] — GDT — [Ground]

Ensure proper orientation and spacing on the PCB for optimal arc suppression and surge diversion.


Use Case Scenario: Telecom Line Surge Protection

Scenario: A regional telecom provider faced frequent service outages during storms due to voltage spikes on copper phone lines.

Problem: Traditional MOVs weren’t fast enough to clamp lightning-induced surges.

Solution: The provider upgraded to 2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns across all subscriber interfaces.

Result: Near-zero equipment failures, increased customer satisfaction, and compliance with telecom surge protection standards.

This real-world case shows why the 2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns are trusted in mission-critical communication networks.


Download Datasheet for 2051-09-SM-RPLF

Need full electrical characteristics, footprint info, or performance graphs?

Download 2051-09-SM-RPLF Datasheet from Xon Electronics
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Why Buy from Xon Electronics?

Xon Electronics is your reliable source for surge protection devices, including:

  • 100% Genuine Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns
  • Global Shipping (USA, India, Australia, Europe & more)
  • Bulk Discounts for Large Orders
  • Expert Technical Support
  • Fast, Secure Checkout Process

Order today from www.xonelec.com and protect your circuits with precision-engineered GDTs.


Conclusion

The 2051-09-SM-RPLF Gas Discharge Tubes - GDTs / Gas Plasma Arrestors by Bourns offer compact, high-capacity, and ultra-reliable surge protection. With high energy handling, ultra-low capacitance, and robust SMT packaging, these devices are essential for telecom and data protection worldwide. Available now at Xon Electronics with international delivery.


FAQs – 2051-09-SM-RPLF GDT

Q1. What is the DC spark-over voltage of this GDT?
It’s 90V with a ±20% tolerance.

Q2. What mounting type does it use?
It’s a surface-mount device (SMD/SMT).

Q3. Can this GDT handle large surges?
Yes, it can withstand up to 10kA (8/20µs waveform).

Q4. Is it suitable for data lines?
Absolutely—its low capacitance (<1.5pF) makes it ideal for high-speed signals.

Q5. Where can I purchase it with global shipping?
At www.xonelec.com, delivering to USA, India, Australia, Europe, and more.


 


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