The PLF10140T-680M1R0 is a wound inductor belonging to the PLF series from TDK. These inductors are designed for a range of applications, particularly in power supply circuits, owing to their compact size and reliable performance.

Applications:

• DC-DC Converters: Employed in buck, boost, and buck-boost converters for energy storage and voltage regulation.
• Power Supplies for Portable Devices: Suitable for integration into power supplies for smartphones, tablets, laptops, and other battery-powered devices where space is a constraint.
• Noise Filtering: Used to suppress unwanted noise and electromagnetic interference (EMI) in various electronic circuits.
• Power Chokes: Functions as a choke in power supplies to filter high-frequency noise components.
• Wireless Power Transfer: Can be incorporated in resonant circuits for wireless charging applications.

Features:

• Small Size: Its compact footprint (10.0 x 10.0 mm) is suitable for space-sensitive applications.
• High Current Capability: Designed to handle relatively high currents without significant saturation.
• Magnetically Shielded: Shielded construction minimizes EMI emissions and facilitates high-density mounting.
• Low DC Resistance (DCR): Reduces power loss, thus improving efficiency.
• Excellent Inductance Stability: Provides a stable inductance value over a wide temperature and frequency range.
• High Reliability: Offers robust performance across a variety of operating conditions.

Benefits:

• Improved Efficiency: Low DCR leads to reduced power dissipation, enhancing the efficiency of DC-DC converters.
• Reduced EMI: The shielded design minimizes electromagnetic interference, ensuring compatibility with surrounding circuitry.
• Space Saving: The small footprint allows for compact designs, essential for portable devices.
• Stable Performance: The stable inductance ensures consistent operation under varying conditions.
• Reliable Operation: Provides reliable performance even in demanding applications.

Additional Details:

The PLF10140T-680M1R0 has an inductance value of 68 μH. The 'M' in the part number denotes a tolerance of ±20%. The '1R0' likely refers to a specific resistance value. This inductor uses a ferrite core. It is designed for surface mount technology (SMT). The typical operating temperature range is from -40°C to +125°C. It is compliant with RoHS standards, indicating that it is free from hazardous substances. For detailed electrical characteristics, saturation current ratings, and recommended usage guidelines, refer to the official TDK datasheet.