This document is the datasheet for STEVAL-ILL026V1 3W non-isolated offline LED driver demonstration board based on the VIPer22A-E, which provides 350 mA constant current for LEDs and is capable of driving 3 x 1 W LEDs in series with high-precision constant current (± 5% tolerance).
The document details the STEVAL-ILLO26V1 demonstration board, which is designed to drive three 1 W LEDs in series with a high-precision constant current of 350 mA. The design utilizes the VIPer22A-E chip and supports an input voltage range from 90 to 265 Vac.
The device accepts an input voltage ranging from 90 to 265 V.
The driver provides a constant current of 350 mA for LEDs.