The XAL4040-153MEC is a shielded power inductor from Coilcraft. It is designed for use in a wide range of power supply applications where a compact size, high current handling capability, and low DC resistance are required. It is often used in DC-DC converters, voltage regulators, and filtering circuits.

Applications:

• DC-DC converters
• Voltage regulators
• Filtering circuits
• Power supplies for portable devices
• LED lighting

Features:

• Shielded construction: Minimizes electromagnetic interference (EMI).
• High current handling: Capable of handling high currents without saturation.
• Low DC resistance (DCR): Minimizes power losses and improves efficiency.
• Small size: Offers a compact solution for space-constrained applications.
• RoHS compliant: Meets environmental regulations.
• Operating temperature range: -40°C to +125°C

Benefits:

• Reduced EMI: The shielded construction minimizes EMI, ensuring stable operation and reducing interference with other components.
• High efficiency: The low DC resistance minimizes power losses, resulting in higher efficiency in power conversion applications.
• Compact design: The small size allows for integration into space-constrained applications.
• Reliable performance: The high current handling capability ensures reliable operation under demanding conditions.
• Environmentally friendly: The RoHS-compliant design meets environmental requirements.

Additional Details:

The XAL4040-153MEC has an inductance value of 15 μH and a saturation current (Isat) and RMS current (Irms) that depend on the specific application conditions and temperature rise. The part is surface mountable and comes in a 4.0 mm x 4.0 mm footprint. It is crucial to refer to the datasheet for the exact Isat and Irms values, as well as the DC resistance, self-resonant frequency (SRF), and other relevant parameters. Proper PCB layout and thermal management are important for optimal performance.