The SPM5015T-4R7M-CA02 is a shielded power inductor manufactured by TDK Corporation. It is designed for use in DC-DC converters and power supply circuits, offering a compact size and high efficiency.

Applications:

• DC-DC Converters: Used as an energy storage element in buck, boost, and other DC-DC converter topologies.
• Power Supplies: Provides filtering and energy storage in various power supply circuits.
• Portable Devices: Suitable for use in smartphones, tablets, and other portable devices where small size and high efficiency are critical.
• LED Lighting: Used in LED drivers to regulate current and improve efficiency.
• Automotive Electronics: Can be used in various automotive electronic systems requiring robust and reliable components.

Features:

• Shielded Construction: Reduces electromagnetic interference (EMI) and improves overall system performance.
• Compact Size: Small footprint allows for integration into space-constrained applications.
• High Current Capability: Designed to handle high currents without saturation.
• Low DC Resistance (DCR): Minimizes power losses and improves efficiency.
• Operating Temperature Range: Wide operating temperature range ensures reliable performance in various environments.

Benefits:

• Improved Efficiency: Low DCR reduces power losses and improves overall converter efficiency.
• Reduced EMI: Shielded construction minimizes electromagnetic interference, simplifying system design.
• Space-Saving Design: Compact size allows for integration into densely populated circuit boards.
• High Reliability: Robust construction ensures reliable performance over a long lifespan.
• Stable Performance: Maintains stable inductance and current handling capabilities over a wide range of temperatures.

The SPM5015T-4R7M-CA02 has an inductance of 4.7μH with a tolerance of ±20%. Its saturation current is typically around 2.2A, and its DC resistance is typically around 0.05 ohms. The inductor is designed for surface mount assembly and is available in tape and reel packaging for automated placement.