The NN1-15S05BN is an isolated power module manufactured by Aipu. It consists of two parts, the Base and Control, that are linked together by an insulating material to provide electric isolation. The base module has 1 x 13.5V to 16.5V input, 1W output power, 76% efficiency, and 1.5kVDC through-hole RoHS certification. It is designed for applications such as motors, lighting, and consumer electronics, and is rated for a maximum operating temperature of 85°C.