The Yageo SPIA4020-1R0M-N is a shielded power inductor designed for use in various DC-DC converter and power management applications. Manufactured by Yageo, a leading global provider of passive components, this inductor offers a compact size, high current handling capability, and excellent EMI (Electromagnetic Interference) performance. Its shielded construction minimizes electromagnetic radiation, making it suitable for noise-sensitive applications.

Applications

• DC-DC Converters: Used in buck, boost, and buck-boost converters to store energy and filter output voltage.
• Power Supplies: Employed in power supplies for computers, servers, and other electronic devices.
• Mobile Devices: Utilized in smartphones, tablets, and portable media players for power management.
• LED Lighting: Used in LED drivers to provide stable current to LEDs.
• Automotive Electronics: Integrated into automotive systems for power conversion and filtering.

Features

• Shielded Construction: Minimizes EMI radiation and improves signal integrity.
• High Current Handling: Capable of handling high DC currents without saturation.
• Low DC Resistance (DCR): Reduces power losses and improves efficiency.
• Compact Size: Small footprint for space-constrained applications.
• Operating Temperature Range: Wide operating temperature range for reliable performance in various environments.
• RoHS Compliant: Compliant with RoHS (Restriction of Hazardous Substances) directives.
• Inductance Value: 1.0 μH (microhenry)
• Tolerance: Typically ±20% inductance tolerance.

Benefits

• Reduced EMI: Shielded construction minimizes electromagnetic interference, ensuring compliance with EMI regulations.
• Improved Efficiency: Low DCR reduces power losses and improves overall efficiency of the power converter.
• High Current Capability: Allows for higher power density and smaller converter size.
• Compact Design: Small size enables integration into space-constrained applications.
• Reliable Performance: Wide operating temperature range ensures reliable performance in harsh environments.
• Environmentally Friendly: RoHS compliance ensures that the product is free from hazardous substances.

Additional Details

The SPIA4020-1R0M-N has a 4.0 x 4.0 mm footprint and a height of 2.0 mm. The “1R0M” designation indicates an inductance of 1.0 μH with an “M” tolerance code (typically ±20%). The “-N” suffix may denote specific packaging or termination options. The inductor’s saturation current and RMS current ratings are key parameters to consider when selecting it for a particular application. Detailed specifications are available in the product datasheet, which provides information on inductance, DCR, saturation current, RMS current, and other relevant parameters.