SDR1030-4R7M is an SMD power inductor from the Bourns SDR1030 series, designed for use in DC/DC converters and power supply applications. It features an inductance of 4.7 µH at 100 kHz with ±20% tolerance, a typical Q factor of 13 at 7.96 MHz test frequency, and a minimum self-resonant frequency (SRF) of 49.5 MHz. The inductor offers a maximum DC resistance of 0.040 O, a maximum RMS current rating of 2.60 A, and a typical saturation current of 3.50 A. With a compact 3.0 mm height and RoHS compliant construction, this inductor is well-suited for portable communication equipment, camcorders, and LCD TV power supplies.