制造商 Bourns 分类 Fixed Inductors Core Material Ferrite Diameter 20.574 mm Inductance 18 uH Length 21.336 mm Maximum DC Current 7.2 A Maximum DC Resistance 18 mOhms Maximum Operating Temperature + 105 C Minimum Operating Temperature - 55 C Mounting Style PCB Mount Packaging Bulk Product Power Inductors Series 1120 Shielding Unshielded Termination - Termination Style Radial Tolerance 20 % Type Choke