The YNR4030-4R7M Power Inductors, 4.7uH ±20% 2.2A SMD, 4.0x4.0x3.0mm RoHS are designed and manufactured by YJYCOIN. They are a high-performance, cost-effective, low-profile power inductor optimized for applications that require high SMD inductance and current, such as DC-DC converters, LED drivers, and other switch-mode power supplies. They feature exceptional saturation current to volume performance as well as superior EMI/EMC performance, and are designed to meet the most stringent requirements for high-frequency power systems. These power inductors have superior resistance to thermal and electrical shock, ensuring years of reliable performance. They are RoHS compliant and meet all applicable industry standards.