TVS Diodes, ESD, & Load Dump Protectors Diotec Semiconductors TVS Diodes, ESD, and Load Dump Protectors cover almost every need of transient voltage protection. This comprehensive portfolio contains ESD protection arrays in tiny leadless packages to industry standard TVS diodes with a wide working voltage range and powerful automotive load dump protectors. These uni- or bidirectional components offer wide operating voltage ranges and low junction capacitances. Applications include consumer, industrial, automotive, and telecom.