The RDDW20G-05 is a 5V DC regulated power supply module made by Mean Well. It is a 20W single-output, single-channel, enclosed switching power supply with a 5V DC output voltage. It is compact in size and highly efficient, with a no-load power consumption of less than 0.3W and an efficiency of up to 88%. It is protected against short-circuit, overload, and over-voltage, and features full load hold-up time of 10ms at maximum. The RDDW20G-05 is ideal for a variety of applications, such as powering single-board computers, industrial equipment, and medical devices.