The SPM6530T-4R7M-H is a shielded power inductor from TDK Corporation, designed for use in DC-DC converters and other power supply applications where high efficiency and low electromagnetic interference (EMI) are essential. The shielded construction is designed to minimize radiated emissions, making it suitable for use in sensitive electronic equipment where noise reduction is critical. The compact size of the inductor allows for high-density mounting in space-constrained applications.

Applications:

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

Features:

• Shielded structure for low EMI
• Compact 6.5 x 6.5 mm footprint with a height of 3.0 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 SPM6530T-4R7M-H has an inductance value of 4.7 μH. The 'M' typically denotes an inductance tolerance of ±20%. The saturation current is a crucial parameter to consider; exceeding this value will cause the inductance to drop significantly, affecting the performance of the circuit. The 'H' suffix likely indicates a specific material composition or construction that provides enhanced performance or a different set of characteristics compared to other variants in the series. The shielded construction utilizes a magnetic material to encase the inductor core, thereby containing the magnetic field and reducing EMI. Refer to 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 operation. This inductor is a key component for achieving efficient and stable power delivery in a wide range of electronic devices, especially in applications sensitive to electromagnetic noise.