The SPT44L-115MXD is a high-performance shielded power inductor manufactured by Coilcraft. This inductor is designed for applications requiring high current handling and low DC resistance, making it suitable for power supplies, DC-DC converters, and other power management circuits. Its shielded construction minimizes electromagnetic interference (EMI), ensuring clean and efficient operation in sensitive electronic environments.

Applications:

• DC-DC Converters: Used in step-up (boost), step-down (buck), and inverting converters.
• Power Supplies: Employed in various power supply designs, including switching power supplies and linear regulators.
• Voltage Regulators: Utilized in voltage regulation circuits to maintain a stable output voltage.
• EMI Filtering: Functions as a filter to reduce electromagnetic interference in electronic devices.
• LED Lighting: Integrated into LED driver circuits for efficient power conversion.

Features:

• Shielded Construction: Reduces electromagnetic interference.
• High Current Handling: Capable of withstanding high current levels without saturation.
• Low DC Resistance (DCR): Minimizes power losses, improving efficiency.
• Compact Size: Offers a small footprint for space-constrained applications.
• Wide Operating Temperature Range: Suitable for use in a variety of environments.
• RoHS Compliant: Compliant with Restriction of Hazardous Substances directive.

Benefits:

• Improved Efficiency: Low DCR reduces power losses, increasing overall system efficiency.
• Reduced EMI: Shielded construction minimizes electromagnetic interference, enhancing system performance.
• High Reliability: Robust design ensures reliable operation in demanding applications.
• Space Saving: Compact size allows for use in space-constrained environments.
• Stable Performance: Maintains stable inductance and current handling over a wide temperature range.

Additional Details:

The SPT44L-115MXD features a ferrite core material and is designed for surface mount technology (SMT). It has an inductance value of 11.5 μH and a saturation current rating that ensures it can handle high current peaks without significant inductance drop. The shielded construction provides excellent EMI performance, making it suitable for use in noise-sensitive applications. This inductor is commonly used in DC-DC converters, power supplies, and other power management circuits. Its robust design and high-performance characteristics make it a reliable choice for a wide range of electronic applications. Coilcraft provides detailed datasheets with performance curves and application notes for optimal integration into various circuit designs. The part is also designed to be reflow solder compatible for automated assembly.