CCG304812D is a DC-DC converter made by TDK-Lambda. It is a high-power, non-isolated, single output DC-DC converter. The unit has a non-regulated 12V DC input voltage and is rated for 300W output power. It has built-in protection functions, including over-temperature protection, over-voltage protection, under-voltage protection, and over-current protection. Its output voltage is adjustable from 10.8V to 13.2V and its output current is adjustable from 0.25A to 20A. The unit operates over a temperature range of -40°C to +80°C and is certified according to the IEC 60950-1 standard. It has an MTBF of over 200,000 hours and is suitable for medical, industrial, and telecom applications.