The S14KV561E2S3 is a varistor manufactured by EPCOS (TDK), designed to protect electronic circuits from voltage surges and transient events. It is part of the S14 series and offers robust overvoltage protection. Varistors act as voltage-dependent resistors, exhibiting high resistance under normal operating conditions and rapidly decreasing resistance during voltage surges to clamp the voltage and protect downstream components.

Applications:

• Power supplies: Protection from mains voltage fluctuations and surges.
• Industrial equipment: Safeguarding sensitive control and monitoring circuits.
• Telecommunications: Protection of communication lines and equipment.
• Consumer electronics: Protecting appliances and devices from voltage spikes.
• LED Lighting: Surge protection for LED drivers in lighting applications.

Features:

• High surge current capability: Withstands high-energy surges without degradation.
• Fast response time: Quickly clamps transient overvoltages.
• Wide operating voltage range: Suitable for various voltage levels.
• RoHS compliant: Meets environmental standards for hazardous substances.
• Compact size: Facilitates integration into various circuit layouts.

Benefits:

• Protection of sensitive components: Prevents damage from voltage transients.
• Increased system reliability: Reduces the risk of failures due to voltage surges.
• Improved safety: Provides a safer operating environment by mitigating overvoltage risks.
• Extended equipment lifespan: Minimizes the impact of voltage transients on electronic devices.
• Cost-effective protection: Offers a reliable and affordable solution for overvoltage protection.

Technical Specifications:

The S14KV561E2S3 features a varistor voltage of 560V. Its physical dimensions include a disc diameter of approximately 14mm. It is designed to handle specified surge currents (refer to the datasheet for precise values). The clamping voltage characteristics are crucial; consult the datasheet for specific clamping voltage levels at different surge current levels. It employs metal oxide varistor (MOV) technology, ensuring stable performance and long-term reliability. The operating temperature range typically spans from -40°C to +85°C. The S14KV561E2S3 is intended for through-hole mounting.