The D03316P-224MLD is a shielded power inductor manufactured by Coilcraft. It's designed for high-current power supply applications where efficiency and small size are critical. This inductor is characterized by its low DC resistance (DCR) and excellent current handling capabilities, making it a suitable choice for various DC-DC converters and power management circuits.

Applications

• DC-DC converters: Used in step-up (boost), step-down (buck), and inverting converters.
• Power supplies for portable devices: Suitable for powering smartphones, tablets, and other battery-operated electronics.
• LED lighting: Employed in LED drivers to provide a stable and efficient current source for LEDs.
• Point-of-load (POL) regulators: Provides localized power regulation for sensitive electronic components.
• Automotive electronics: Powering various automotive systems such as infotainment, engine control, and lighting.

Features

• Shielded construction: Minimizes electromagnetic interference (EMI).
• Low DC resistance (DCR): Reduces power losses and improves efficiency.
• High saturation current: Handles large currents without significant inductance drop.
• Compact size: Allows for high-density circuit designs.
• Operating temperature range: Wide operating temperature range suitable for various environments.
• RoHS compliant: Meets environmental regulations.
• Surface mount technology (SMT): Facilitates automated assembly.

Benefits

• Improved efficiency: Low DCR minimizes power dissipation, resulting in higher overall system efficiency.
• Reduced EMI: Shielded construction minimizes electromagnetic interference, ensuring stable operation of nearby circuits.
• High current handling: Withstands high current levels without saturating, maintaining stable inductance.
• Space savings: Compact size allows for smaller and more densely packed circuit designs.
• Reliable performance: Designed for consistent performance over a wide range of operating conditions.
• Simplified assembly: SMT construction enables automated assembly, reducing manufacturing costs.

Additional Details

The D03316P-224MLD inductor is constructed using high-quality magnetic materials and winding techniques to achieve its superior performance characteristics. The shielded construction effectively contains the magnetic field, reducing the risk of interference with other components in the circuit. The inductor's inductance value is 22μH, and it is designed to handle currents up to a specified saturation current. Coilcraft provides detailed datasheets with comprehensive performance specifications, including inductance tolerance, DCR, saturation current, and self-resonant frequency (SRF). These specifications allow designers to accurately model the inductor's behavior in their circuits.

The surface mount package is designed for automated assembly using standard pick-and-place equipment. The inductor is commonly used in conjunction with integrated circuit (IC) controllers in power supply designs. By carefully selecting the inductor's inductance and current rating, engineers can optimize the performance of their power supplies for efficiency, stability, and low noise. The D03316P-224MLD inductor is a reliable and efficient solution for a wide range of power management applications.