SRN4018TA-220M is a semi-shielded power inductor from Bourns designed for compact power conversion and filtering applications. It features an inductance of 22 µH at 100 kHz with ±20% tolerance, a DC resistance of 0.29 O, and a saturation current of 0.9 A typical. The device operates over a temperature range of -55°C to +125°C with a temperature rise of 40°C at rated current, and is AEC-Q200 qualified and RoHS compliant with halogen-free construction. This inductor is well-suited for DC-DC converters, power supplies, and other applications requiring reliable energy storage and filtering in space-constrained designs.