The 15KPA90CA is a surface-mount Transient Voltage Suppressor (TVS) Diode manufactured by Yageo. This device is designed to protect against electrical overstress caused by voltage transients, which can be caused by static discharge, lightning strikes, or line disturbances. The device has a 3-line configuration with a peak pulse power rating of 15KW and a peak pulse voltage rating of 145.6V (100.5V and 90V on each line). The mounting form is P600, and the device meets RoHS requirements for hazardous substance content.