The 684MKP275KG is a Class X2 metallized polypropylene film capacitor used for EMI and RFI suppression. It has a capacitance of 0.68 µF with a ±10% tolerance and is rated for AC voltages up to 310V. This component features a dv/dt rating of 180 V/µsec and is housed in a compact 26 x 17 x 8 mm flame-retardant case with a lead spacing of 22.5 mm. It is designed to operate over a wide temperature range from -40°C to +110°C. Common applications include across-the-line EMI filters where its safety agency approvals and noise suppression capabilities are critical.