The PLF5018T-6R8M is a wound inductor from TDK's PLF series. This series is designed for power supply circuits and other applications where a compact, high-performance inductor is required.

Applications:

• DC-DC Converters: Used extensively in buck, boost, and buck-boost converters to efficiently store energy and regulate voltage.
• Power Supplies for Portable Devices: Well-suited for smartphones, tablets, and other battery-operated devices, due to its compact size and high performance.
• Noise Filtering: Employed as a filter to suppress unwanted noise and electromagnetic interference (EMI) in electronic circuits.
• Power Chokes: Functions as a power choke to filter high-frequency noise components in power supplies.
• Wireless Power Transfer Systems: Used in the resonant tank circuit of wireless charging systems.

Features:

• Compact Size: Its small form factor (5.0 x 5.0 mm footprint) makes it ideal for space-constrained applications.
• High Current Capability: Capable of handling relatively high currents without significant saturation.
• Magnetically Shielded: The shielded construction minimizes EMI and supports high-density mounting.
• Low DC Resistance (DCR): Reduces power loss, resulting in improved efficiency.
• Excellent Inductance Stability: Maintains a stable inductance value across a wide temperature and frequency range.
• High Reliability: Designed for robust performance and longevity in various operating conditions.

Benefits:

• Improved Efficiency: The low DCR contributes to reduced power dissipation and enhanced efficiency in DC-DC converters.
• Reduced EMI: The magnetically shielded design minimizes electromagnetic interference with surrounding components.
• Space Saving: The small size is advantageous for applications where board space is limited.
• Stable Performance: The stable inductance ensures consistent operation under varying conditions.
• Reliable Operation: Offers reliable performance even in demanding applications.

Additional Details:

The PLF5018T-6R8M has an inductance value of 6.8 μH. The 'M' in the part number signifies a tolerance of ±20%. This inductor utilizes a ferrite core and is intended for surface mount technology (SMT). The typical operating temperature range is -40°C to +125°C. It is RoHS compliant, indicating that it does not contain hazardous substances. The saturation current is another crucial factor that the application designer must consider, this refers to the current at which the inductance starts to drop, due to core saturation. Always consult the official TDK datasheet for detailed electrical specifications, saturation current, and recommended application guidelines.