The FNR3015S4R3MT is a Power Inductor with 4.3uH ±20% inductance, 1.14A current rating, 3x3x1.5mm size and RoHS certification. It is manufactured by Changjiang Microelectronics and is composed of an ambient temperature-resistant ferrite, a high-current-carrying wire, and a special dielectric potting material. The inductor can be used in applications such as DC/DC converters, noise suppression, and power supply bypassing. It has a very low dc resistance, high current saturation, and superior frequency characteristics. This product is also designed with RoHS certification, making it eco-friendly and compliant with the latest regulations on hazardous substances.