The NL453232T-681K is a wire-wound inductor manufactured by TDK Corporation, designed for surface mount applications. This inductor is commonly used in various electronic circuits where specific inductance values are required for filtering, impedance matching, or energy storage. Its compact size makes it suitable for densely populated circuit boards.

Applications

• DC-DC converters: Used for filtering and energy storage in DC-DC converters, helping to regulate voltage levels.
• Power supply circuits: Employed in power supplies for smoothing output voltage and reducing ripple current.
• Noise filtering: Utilized in electronic circuits for suppressing unwanted noise and electromagnetic interference (EMI).
• RF circuits: Used in impedance matching networks and filter circuits within radio frequency (RF) applications.
• Wireless communication devices: Integrated into wireless modules for signal conditioning and filtering.

Features

• Compact size: 4.5mm x 3.2mm x 3.2mm footprint minimizes board space requirements.
• Wire-wound construction: Provides high inductance values and excellent current handling capabilities.
• Surface mount technology (SMT): Facilitates automated assembly and reflow soldering processes.
• High Q-factor: Offers efficient energy storage and low signal loss at high frequencies.
• Operating temperature range: Typically -40°C to +85°C, making it suitable for a wide range of operating environments.
• 681 Inductance: Represents an inductance value of 680 μH (microhenries).
• K Tolerance: Indicates a tolerance of ±10% on the specified inductance value.

Benefits

• Miniaturization: Enables smaller and lighter electronic devices due to its compact dimensions.
• Improved power efficiency: High Q-factor minimizes energy losses in power supply applications.
• Reliable performance: Robust construction ensures consistent and reliable operation under various environmental conditions.
• Simplified assembly: SMT design streamlines manufacturing processes and reduces assembly costs.
• Versatile application: Well-suited for a wide range of applications requiring specific inductance values and current handling capabilities.
• Stable Inductance: Maintains a stable inductance value even with changes in temperature and frequency.

Additional Details

The NL453232T-681K has an inductance of 680 μH with a tolerance of ±10%. It is crucial to consult the TDK datasheet for detailed specifications, including rated current, DC resistance (DCR), self-resonant frequency (SRF), and Q-factor at different frequencies. These parameters are essential for proper component selection in specific applications. The datasheet also provides information about the inductor's materials, construction, and recommended soldering profiles for reflow soldering. Proper handling and storage practices are necessary to maintain the inductor's performance and reliability over time.