The HX3141-AF is a DC-DC Converter SOT23-6L RoHS manufactured by HEXIN and features wide input voltage range, high efficiency, low power consumption, high reliability, and high power density. It operates over a wide input voltage range of 3.3 V to 36V, providing a maximum output current of 4A. It has a short-circuit protection, over-voltage protection, under-voltage protection, over-temperature protection, and reverse polarity protection. It also has an efficiency of up to 95%, and a power density of up to 8.14W/in³. The package size is 3.0mm x 5.5mm x 2mm, and it is RoHS compliant.