The 1.5KE27CA is a bidirectional Transient Voltage Suppressor (or TVS) Diode manufactured by CDIL (Continental Device India Limited). It is a discrete semiconductor component that is designed to protect sensitive electronic components from the destructive effects of transient voltage spikes and transients caused by external or internal electrical overstress or electrostatic discharge. The device has a peak power rating of 1.5 kW and a reverse standoff voltage of 25.7V, with a peak repetitive current of 40.5A. The package size of the device is DO201AD and it comes in an Ammo Pack form factor.