The 2038-42-SM-RPLF by Bourns Inc. is a symmetrical surface mount (SM) 3-electrode gas discharge tube (GDT) surge protection component.

Part of Bourns’ miniature-TRIGARD series, the 2038-42-SM-RPLF has industry-leading quality and features for board-level protection of high-bandwidth applications. Continue reading to learn more about this component’s specifications and applications.

Key Features

Advanced Surge Protection Technology

The 2038-42-SM-RPLF utilises a Mini-TRIGARD design to ensure symmetrical breakdown voltage for line-to-line and line-to-ground protection.

Compact Surface-Mount Design

This leadless, surface-mount GDT enables cost-effective PCB assembly while maintaining a compact 5 mm x 7.5 mm form factor.

High Surge Current Rating

With an impulse discharge current rating of up to 10,000A (8/20µs) and stable breakdown performance, the 2038-42-SM-RPLF protects critical circuits from transient voltage surges.

Wide Operating Temperature Range

Designed for reliability in harsh conditions, the 2038-42-SM-RPLF operates in temperatures ranging from -40°C to +90°C, meeting IEC 60068-1 40/90/21 standards.

Compliance & Safety Certifications

The 2038-42-SM-RPLF is compliant with the following:

• ITU-T K.12, IEEE C62.31, and IEC 61643-311 GDT Standards

• RoHS Compliant

• UL Recognised (File E313168, UL 1449)

Technical Specifications

• DC Sparkover Voltage (±25% @ 100V/s): 420V

• Typical Impulse Sparkover Voltage: 675V (100V/µs), 850V (1000V/µs)

• Insulation Resistance: >10⁹ Ω at 100V

• Capacitance: <1 pF @ 1 MHz

• Glow Voltage: ~70V @ 10mA

• Arc Voltage: ~10V @ 1A

• Impulse Discharge Current: 10,000A (8/20µs), 5,000A (8/20µs) - 10 operations

• Moisture Sensitivity Level: 1

Applications

The 2038-42-SM-RPLF is designed to protect high-bandwidth applications from voltage surges, making it an essential component in the following situations:

• xDSL and broadband systems

• Ethernet and high-speed data networks (e.g., Power over Ethernet (PoE), fibre, and industrial Ethernet applications)

• Telecom equipment (e.g., base stations, switching systems, and communications infrastructure)

• Industrial automation

Why Choose Component Sense?

The 2038-42-SM-RPLF miniature surface-mount GDT by Bourns Inc. provides superior surge protection, high energy-handling capability, and long-term reliability. Component Sense provides fast, reliable, and sustainable sourcing to essential electronic components like the 2038-42-SM-RPLF. We help manufacturers and engineers secure high-quality, fully traceable parts for their projects. Why we are the top choice for electronic component procurement:

• We stock over 150,000 stock lines of inventory, ensuring that you can quickly source whatever you need, when you need it. Explore our full inventory and get everything required for your BOM (bill of materials).

• Counterfeit electronic components can be detrimental to your supply chain. At Component Sense, we eliminate this concern with our industry-leading inspection process, developed in partnership with Heriot-Watt University (Edinburgh). This ensures every component is fully traceable and 100% counterfeit-free. Additionally, our parts are brand-new and sourced exclusively from tier-one OEM and EMS companies.

• We are committed to reducing electronic waste and supporting a circular economy in electronics manufacturing. By purchasing from Component Sense, you help:

  • Reduce unnecessary new component production and virgin resource extraction

  • Offset carbon emissions—two trees planted for every order placed

• Our team of specialists have over 23 years of industry expertise and will assist you every step of the way. We strive to respond to all quote requests within 20 minutes, providing fast and efficient service to keep your projects moving forward.

• We offer fast shipping with a 95% on-time delivery rate. In fact, same-day international shipping is available for most of our stock, minimising downtime and keeping your production on schedule. 

At Component Sense, we combine exceptional support, 100% counterfeit-free components, and fast shipping. Click below to order the 2038-42-SM-RPLF and experience five-star service.