The SIOV-S20K680E3K1 is a leaded varistor from EPCOS (TDK) purposefully built for robust transient voltage suppression. This metal oxide varistor (MOV) shields sensitive electronic components from the harmful effects of voltage surges stemming from lightning strikes, power line disturbances, and inductive load switching. Its resilient design and dependable performance make it suitable for use in a wide array of applications.

Applications

• Power supplies
• Surge protection modules
• Industrial equipment
• Consumer appliances
• Telecommunication systems

Features

• High surge current withstanding capability
• Rapid response to transient voltage events
• Wide range of operating voltages
• RoHS compliant
• UL recognized component
• Compact design for efficient board layout

Benefits

• Safeguards electronic devices from damage caused by voltage transients
• Improves the overall reliability and longevity of electronic equipment
• Reduces downtime and associated maintenance costs
• Enhances safety by preventing electrical fires and related hazards
• Meets industry standards for safety and performance

Technical Specifications

The SIOV-S20K680E3K1 features a maximum continuous operating voltage of 680 Vrms (AC). Its surge current capability is specified according to industry-standard waveforms and pulse counts. The clamping voltage, which determines the voltage level at which the varistor begins to conduct and shunt excess voltage, is carefully chosen to protect downstream components. The operating temperature range typically spans from -40°C to +85°C. The 'S' in the part number indicates a specific lead configuration. 'E3K1' likely refers to a specific packaging or lead material variant. The 20 refers to the disc size in mm.

By effectively clamping transient overvoltages, the SIOV-S20K680E3K1 plays a vital role in ensuring the stable and safe operation of diverse electrical and electronic systems. Its rugged design ensures consistent performance even under demanding conditions.