The Coilcraft MSS5131-222MLC is a shielded power inductor designed for use in various power conversion and filtering applications. As part of the MSS5131 series, it offers a combination of compact size and high performance, making it suitable for space-constrained applications that require efficient power handling. The "222" designation indicates an inductance value of 2.2 µH, and the "MLC" likely denotes a specific tolerance range or packaging configuration.

Applications:

• DC-DC Converters: Employed in buck, boost, and buck-boost converters for voltage regulation in portable devices and power supplies.
• Power Supplies: Used in various power supplies for filtering and energy storage.
• Point-of-Load (POL) Regulators: Integrated into POL regulators to provide efficient power delivery to sensitive components.
• Portable Devices: Suitable for battery-powered devices like smartphones, tablets, and wearables, requiring efficient power management.
• Noise Filtering: Utilized in circuits where EMI reduction is crucial for stable operation.

Features:

• Shielded Construction: Provides excellent EMI shielding, reducing electromagnetic interference and ensuring stable circuit operation.
• High Current Handling: Designed to handle high current levels without significant inductance drop.
• Low DC Resistance (DCR): Minimizes power losses, enhancing overall efficiency in power conversion systems.
• Compact Size: Small footprint allows for use in space-constrained applications, optimizing board layout.
• RoHS Compliant: Meets RoHS environmental standards, ensuring lead-free manufacturing and environmental responsibility.

Benefits:

• Reduced EMI: The shielded construction effectively minimizes electromagnetic interference, maintaining signal integrity in sensitive circuits.
• Improved Energy Efficiency: Low DCR reduces power losses, contributing to higher efficiency in power conversion systems.
• Compact Design: Its small footprint allows for efficient use of board space, enabling more compact designs.
• Reliable Performance: Designed for stable and consistent performance across various operating conditions.
• Optimized Power Management: Enhances power management in various electronic devices, improving battery life and overall system performance.

The MSS5131-222MLC inductor features a specific inductance of 2.2 µH, a saturation current rating that defines the maximum current it can handle before inductance significantly decreases, and a low DCR value that minimizes resistive losses. It is typically designed for surface mount technology (SMT), making it compatible with automated assembly processes. The materials used in its construction are selected to ensure it can withstand the high temperatures associated with reflow soldering. Applications requiring efficient power conversion and filtering in a small form factor are ideal candidates for this inductor. These include power supplies, DC-DC converters, and various portable electronic devices.