The SWPA4030S471MT is a shielded wire-wound power inductor manufactured by Sunlord. This inductor is designed to provide efficient power conversion and filtering in a compact size. Its shielded construction minimizes electromagnetic interference (EMI), making it suitable for various power management applications where noise reduction is critical. The inductor is available in a 4030 package size, balancing size and performance.

Applications

• DC-DC converters: Used in step-up, step-down, and buck-boost converters in power supplies.
• Power management systems: Filtering and energy storage in power management ICs.
• LED drivers: Smoothing current and reducing noise in LED lighting applications.
• Portable electronics: Power regulation in smartphones, tablets, and other battery-powered devices.
• Noise filtering: Reducing EMI and RFI in sensitive electronic circuits.

Features

• Shielded construction: Reduces electromagnetic interference (EMI).
• Wire-wound construction: Provides high current handling capability and low DC resistance.
• High saturation current: Allows for handling large current loads without significant inductance drop.
• Compact size (4030): Suitable for space-constrained applications.
• RoHS compliant: Environmentally friendly construction.

Benefits

• Reduced EMI: Shielded construction minimizes interference with other components.
• Efficient power conversion: Low DC resistance reduces power losses, resulting in higher efficiency.
• Stable performance: High saturation current ensures consistent performance under high current conditions.
• Space saving: Compact size allows for smaller and more compact designs.
• Environmentally friendly: RoHS compliance ensures that the product meets environmental standards.

Additional Details

The SWPA4030S471MT inductor has an inductance value of 470 μH. The shielded construction utilizes a magnetic material to confine the magnetic field within the inductor, thereby reducing EMI. Key electrical specifications include the saturation current, rated current, and DC resistance. It's important to consult the manufacturer's datasheet for detailed specifications and application guidelines. The device is available in a surface-mount package for easy integration into automated assembly processes.