Magnetic Rod Inductor Choke Coil for Switching Power Supply Product Overview Engineered for high-frequency switch-mode power supplies (SMPS), this premium Magnetic Rod Inductor (Rod-shaped Choke Coil) features high-purity copper windings on an advanced ferrite magnetic core. With its open magnetic circuit, it delivers exceptional current-handling capability and high resistance to magnetic saturation. Ideal for switching power supply PCB layouts, it acts as a critical low-pass