The 5KP12A with 19.9V 13.3V 12V Plugin TVS ROHS manufactured by Yageo is a surface-mount Transient Voltage Suppressor (TVS) diode. It is intended for use in a variety of electronic applications for suppressing electrical spikes or transients. It is designed to provide transient overvoltage protection for applications requiring 12V, 13.3V, and 19.9V voltages. This product is RoHS Compliant, which means it is free from hazardous materials such as lead, mercury, and hexavalent chromium.