STMicroelectronics Buck Converter

STEVAL-ISA178V1 VIPer01 Buck Topology Evaluation Board. The STEVAL-ISA178V1 board is a high-voltage buck-converter based on the VIPer01 device. This development board is a compact solution for AC-DC power supplies. It provides voltage conversion from main live to 5 V output voltage. The VIPER01 devices form part of the ViperPlus family. They are high-voltage converters featuring an 800 V power MOSFET and PWM current mode controller.. Features and Benefits Buck Topology Compact board Low current consumption Pulse skip protection Five-star energy efficiency for operation under no load (PIN_no_load ; 20 mW @ 230 VAC ) Meets ErP Lot 6 Tier 2 requirements for household and office equipment Compliant with the 10% load efficiency and 4-point average active-mode efficiency targets prescribed by the European CoC ver. 5 Tier 2 Meets IEC55022 Class B conducted EMI even with reduced EMI filter VIPer01 800V avalanche rugged technology and embedded protections ensure enhanced system reliability RoHS compliant