Introduction
In today's world of increasingly complex electronic systems, safeguarding equipment from transient voltage surges is crucial. Eaton's SPCT2-280 Gas Discharge Tubes - GDTs / Gas Plasma Arrestors provide an effective line of defense. Designed for high-performance circuit protection, these compact components are ideal for a wide range of sensitive electronics and communication systems. This blog explores the technical specs, features, and application scope of the SPCT2-280, an exceptional offering in the world of Gas Discharge Tubes - GDTs / Gas Plasma Arrestors.
Technical Specifications
The Eaton SPCT2-280 Gas Discharge Tube offers superior performance and reliability with the following specifications:
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Breakdown Voltage (DC): 280 V
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Impulse Discharge Current (8/20 µs): 10 kA
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Capacitance: <1.5 pF (at 1 MHz)
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Clamping Voltage: =1000 V
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Response Time: <1 ns
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Mounting Type: Through Hole
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Number of Electrodes: 2
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Operating Temperature: -40°C to +90°C
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RoHS Compliance: Yes
These specifications make the SPCT2-280 Gas Discharge Tubes - GDTs / Gas Plasma Arrestors well-suited for harsh environments and demanding surge conditions.
Key Features
The Eaton SPCT2-280 stands out among Circuit Protection solutions with several advanced features:
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High Surge Capability: Withstand up to 10 kA (8/20 µs), perfect for severe lightning conditions.
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Fast Response Time: Under 1 nanosecond for rapid surge suppression.
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Low Capacitance: Ensures minimal impact on signal integrity—ideal for telecom and RF systems.
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Reliable Design: Stable breakdown voltage across wide temperature ranges.
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Compact Size: Saves space on PCB layouts without compromising protection.
This makes the SPCT2-280 a robust and compact choice for modern surge protection needs.
Applications
The SPCT2-280 Gas Discharge Tubes - GDTs / Gas Plasma Arrestors can be found in various industries where circuit protection is critical:
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Telecommunications Equipment
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Industrial Control Systems
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Consumer Electronics
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Security Systems and Alarms
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Base Stations and Antennas
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Surge Protective Devices (SPDs)
These versatile applications prove why this component is a staple in effective surge defense strategies.
Circuit Diagrams
Below is a typical implementation of the SPCT2-280 in a telecommunications line protection circuit:
Line A -----+----[GDT SPCT2-280]----+----- Line B
| |
GND GND
This basic setup efficiently diverts high-voltage transients to ground, protecting downstream circuitry.
Use Cases
1. Telecom Surge Suppression
Telecom lines are frequently exposed to lightning surges and switching transients. The SPCT2-280 is employed at entry points to protect modems, routers, and switches.
2. Power Line Interfaces
Used across power line modems and home automation systems to guard against mains-borne surges.
3. Sensitive Data Circuits
Thanks to its ultra-low capacitance, it protects high-speed data lines in DSL, Ethernet, and other RF communication protocols.
In all these use cases, the SPCT2-280 Gas Discharge Tubes - GDTs / Gas Plasma Arrestors ensure reliable, long-term circuit protection.
Datasheet Download Information
To explore further technical details and ensure proper integration into your design, download the official Eaton SPCT2-280 datasheet:
?? Download SPCT2-280 Datasheet (PDF)
Purchasing Information
Ready to integrate this robust circuit protection component into your next project? Purchase the SPCT2-280 Gas Discharge Tubes - GDTs / Gas Plasma Arrestors directly from Xonelec's online store. We ensure genuine products, timely delivery, and comprehensive technical support.
Conclusion
When it comes to protecting electronic systems from high-energy surges, Eaton’s SPCT2-280 Gas Discharge Tubes - GDTs / Gas Plasma Arrestors deliver unmatched performance and reliability. Whether it's telecom infrastructure or industrial systems, this component ensures peace of mind with robust circuit protection. Make the smart choice for your designs with Eaton and Xonelec.
FAQs
1. What is the function of a gas discharge tube?
A gas discharge tube (GDT) protects sensitive electronic components from voltage spikes by safely diverting excess energy to ground.
2. Why choose the SPCT2-280 over other GDTs?
It combines high surge capability, low capacitance, and ultra-fast response—ideal for high-speed and high-voltage applications.
3. Is the SPCT2-280 RoHS compliant?
Yes, the device is RoHS compliant, ensuring environmentally friendly compliance with EU standards.
4. Can the SPCT2-280 be used in automotive applications?
While not specifically designed for automotive, it may be used in vehicle telematics or infotainment systems with appropriate validation.
5. How often should GDTs be replaced?
GDTs are passive and long-lasting but should be replaced after clamping significant surges or during routine system maintenance.