Power modules are power supplies that can be mounted directly on a printed circuit board and feature the ability to power application-specific integrated circuits (ASICs). Digital Signal Processors (DSPs), microprocessors, memories, Field Programmable Gate Arrays (FPGAs) and other digital or analog loads. Product Specifications: 5V Voltage Regulator Product Color: Black Product Length: 17.5mm/0.69in Product Width: 12.3mm/0.48in Product Height: 4.3mm/0.17in Input Voltage: 30V Output Voltage: 5V Output ripple: less than 30mV Switching frequency: 1.5 MHz (maximum) Warm tips: As the size is measured manually, please allow 1-2mm error, please do not mind when you buy.