SDR0403-4R7ML is a surface-mount power inductor from Bourns' SDR0403 series, designed for input/output filtering in DC/DC converters and power supply applications. The inductor features a 4.7 µH inductance at 1 kHz with ±20% tolerance, a low profile of 3.2 mm maximum height, and a ferrite DR core with enameled copper wire construction. It delivers an RMS current rating of 1.70 A with a maximum saturation current of 2.60 A, a DC resistance of 0.094 O, and a self-resonant frequency of 50 Hz minimum. The device is RoHS compliant and ideal for portable communications equipment, camcorders, and LCD TV power supplies where compact form factor and reliable performance are essential.