STMicroelectronics STEVAL-1PS03A

ST STEVAL-1PS03A is an evaluation board for a smart converter design capable of delivering up to 400 mA output current from a 1.8 to 5.5 V input, with a 1.6 to 3.3 V dynamically adjustable output voltage. It's suitable for power conversion solutions in wearables, fitness accessories, personal tracking monitoring, smart watches, sport bands, energy harvesting, and wireless sensors.