The P6KE100A with TVS DO-15 RoHS manufactured by Yenji is a transient voltage suppressor (TVS) diode, designed to protect against electrostatic discharge (ESD) and transient voltage spikes. It is packaged in a DO-15 (axial) configuration, and is RoHS compliant, meaning it does not contain hazardous materials. It is rated for 100V, and has a peak pulse power (PPP) rating of 600 Watts. It is commonly used in automotive, industrial, military, and consumer electronics applications.