حفاظت مدار برق‌گیر گازی (جی دی تی)

Product Attributes

Introduction

A Gas Discharge Tube (GDT) normally maintains a high insulation resistance state, equivalent to an open circuit, with negligible impact on normal circuit operation. When a transient overvoltage occurs in the circuit and its amplitude exceeds the GDT's breakdown voltage, the gas inside the GDT becomes ionized, causing the GDT to conduct rapidly and clamping the overvoltage to a lower level, thereby protecting parallel-connected electronic equipment or circuit components from high-voltage surge damage. Once the overvoltage dissipates, the GDT immediately returns to its high insulation resistance state and normal circuit operation resumes.

The RL102MTW-1 is a compact, ultra-thin GDT in an SMT package. Its small footprint enables easy installation on various space-constrained PCBs, while delivering excellent performance. The ultra-thin profile meets the demanding spatial requirements of applications such as compact electronic devices. When used in high-frequency communication circuits, its low capacitance minimizes signal interference. The high insulation resistance ensures no additional performance loss under normal operating conditions. The RL102MTW-1 GDT is not only suitable for protecting communication interfaces, but its ability to withstand high surge currents (8/20μs, 10KA) also makes it well-suited for power supply protection.

Features

• Excellent response to fast rising transients
• Stable breakdown voltage
• Operating frequency up to GHz
• 8/20μs pulse current capability: 10KA
• Ultra-low capacitance (<3pF)
• Dimensions: Ф8mm×2.2mm

Applications

• Telecom CPE
• Communication Equipment
• Surge Protection Devices
• High-Density PCB Assemblies