SRN5040-2R2Y is a semi-shielded power inductor from Bourns designed for high-current DC/DC converter applications in compact electronic devices. It features an inductance of 2.2 µH with ±30% tolerance, a maximum DC resistance of 0.021 O, and a rated RMS current of 3.5 A with a saturation current of 4.6 A. The inductor exhibits a self-resonant frequency of 40 MHz at a test frequency of 7.96 MHz, with a quality factor (Q) of 20, providing excellent performance in switching power supply circuits. The device is RoHS compliant and halogen-free, making it suitable for notebook computers, digital video cameras, HDDs, cellphones, and television/LCD display applications where space and efficiency are critical.