The 2R750SK-8 SMD Gas Discharge Tube (GDT) from RUILON is a high-voltage surge protection component designed to provide exceptional defense against extreme transient overvoltage events such as lightning strikes, switching surges, and induced electrical disturbances. Built using advanced ceramic gas discharge technology, this device ensures ultra-fast switching from a high-resistance state to a low-impedance conduction path, effectively diverting high-energy surge currents away from sensitive electronic circuits.
With a nominal spark-over voltage of approximately 750V, the 2R750SK-8 is ideal for applications requiring very high voltage tolerance and robust surge protection. Compared to lower-rated GDT variants, it offers superior energy handling capability and enhanced durability, making it suitable for demanding industrial, telecom, and power line environments. The device also features high insulation resistance and ultra-low capacitance, ensuring minimal impact on signal integrity in high-frequency communication and data transmission systems.
Engineered for long-term reliability, the component supports high impulse discharge current capability (8/20 µs waveform) and maintains stable performance under repetitive surge exposure. Its consistent glow and arc voltage characteristics ensure dependable operation even in harsh electrical conditions.
The compact SMD package design enables efficient PCB integration and supports automated SMT assembly processes, making it ideal for modern high-density electronic designs.
Key Specifications
- Part Number: 2R750SK-8
- Type: Ceramic Gas Discharge Tube (GDT)
- Package: SMD Series
- Nominal Spark-over Voltage: ~750V
- Impulse Discharge Current: 8/20 µs waveform
- Insulation Resistance: High
- Capacitance: Ultra-low (@1 MHz)
- Arc Voltage: Stable
- Glow Voltage: Controlled characteristics
- Service Life: Long lifespan under repetitive surge stress
Key Features
- Very high-voltage surge protection capability
- Fast response to transient overvoltage events
- Ultra-low capacitance for high-speed signal integrity
- High insulation resistance for reliable isolation
- Compact SMD footprint for space-saving PCB layouts
- Excellent surge current handling performance
- Long operational life with consistent reliability
- Suitable for automated SMT manufacturing
Applications
- Telecom and networking infrastructure
- Industrial automation and heavy-duty control systems
- Power distribution and AC line protection
- Consumer electronics and appliances
- Smart grid and energy management systems
- Data and signal line protection
- Lightning and transient surge suppression systems
