The SPM5015T-R86M-LR is a shielded power inductor manufactured by TDK Corporation. It is designed for use in DC-DC converters and power supply circuits where high efficiency and low electromagnetic interference (EMI) are critical. The shielded construction minimizes radiated emissions, making it suitable for use in sensitive electronic equipment.

Applications:

• DC-DC converters in portable devices
• Power supplies for smartphones, tablets, and laptops
• LED lighting drivers
• Point-of-Load (POL) regulators
• Noise filtering in power lines
• Automotive electronics

Features:

• Shielded structure for low EMI
• Compact 5.0 x 5.0 mm footprint with a height of 1.5 mm
• Low DC resistance (DCR) for high efficiency
• High current handling capability
• Operating temperature range suitable for industrial applications
• Surface Mount Technology (SMT) compatible
• RoHS compliant

Benefits:

• Reduced electromagnetic interference with surrounding components
• Efficient power conversion due to low DCR
• Smaller and lighter power supply designs
• Reliable performance in harsh environments
• Easy integration into automated manufacturing processes

Additional Details:

The SPM5015T-R86M-LR features an inductance of 0.86 μH. The 'M' typically signifies a tolerance of ±20%. The saturation current is a crucial parameter, as it indicates the current level at which the inductance will begin to drop significantly. The 'LR' suffix likely denotes a specific material composition or winding configuration tailored to optimize performance characteristics. The shielded construction, achieved through the use of a magnetic shielding material surrounding the inductor core, effectively contains the magnetic field and minimizes radiated emissions. Consult the TDK datasheet for detailed specifications, including saturation current, DC resistance, self-resonant frequency (SRF), and operating temperature range. Proper thermal management is crucial in high-current applications to prevent overheating and ensure reliable long-term performance. This inductor is an essential component for efficient and stable power delivery in numerous electronic devices, particularly those sensitive to electromagnetic noise.