TDK SGNE Chip Protectors TDK SGNE Chip Protectors offer excellent ESD absorption and are a possible replacement of TVS diodes in applications with ceramic semiconductors. The SGNE series is available in chip sizes EIA01005 (0402mm) and EIA0201 (0603mm). ESD protection characteristics are based on IEC61000-4-2, Contact-8kV.Learn More