The MSA43-470M, manufactured by Coilcraft (COILMX), is a 47uH ± 20% 1A surface mount power inductor, rated at 4.5 x 4.0mm with a RoHS compliant construction that is ideal for use in power converters, DC-DC regulators, line and load regulation, voltage positioning and filters. It features low profile construction, low dc resistance, high current capability and excellent thermal performance. The operating temperature range is –40°C to +125°C and is shielded for low radiation. It is also ideal for applications in harsh environments with high magnetic fields.