Voltage / Current / Temperature Protection Devices Technical Support Tools Product Top Page Catalog Tech Notes Technical Support Tools FAQ more Product Top Page Catalog Tech Notes Technical Support Tools FAQ Product Top Page Catalog Tech Notes Technical Support Tools FAQ Chip Varistors / Ceramic Transient Voltage Suppressors Simulation This is a tool for selecting chip varistors/CTVS that can provide the optimum surge countermeasures for your circuit. TVCL - TDK Virtual Component Library The TVCL is simulation model that reproduce the characteristics of TDK electronic components in circuit simulators. EPCOS Design Tools_http://en.tdk.eu/tdk-en/180524/design-support/design-tools Design tools and simulation models for EPCOS brand components