The SMW-1210-R56K is a surface mount wirewound inductor. Inductors are passive electronic components designed to store energy in the form of a magnetic field. This particular inductor features a compact 1210 case size and an inductance value of 0.56 μH (microhenries) with a tolerance indicated by 'K' (typically ±10%).

Applications

• RF Circuits: Used for impedance matching, filtering, and tuning in radio frequency applications.
• Power Supplies: Employed in DC-DC converters and voltage regulators for energy storage and filtering.
• Filtering Circuits: Functions as a low-pass filter to remove unwanted high-frequency noise from signals.
• Oscillators: Used as a timing element in oscillator circuits to determine the frequency of oscillation.
• EMI Suppression: Helps to reduce electromagnetic interference (EMI) by blocking high-frequency noise.

Features

• Wirewound Construction: Offers high Q factor and stable inductance values.
• Surface Mount Design: Facilitates automated assembly and compact circuit layouts.
• 1210 Case Size: Small footprint suitable for space-constrained applications.
• 0.56 μH Inductance: Provides a specific inductance value for circuit tuning and filtering.
• ±10% Tolerance: Indicates the acceptable variation in the inductance value.

Benefits

• Efficient Energy Storage: Stores energy effectively in magnetic field within the inductor.
• Reduced Noise: Filters unwanted high-frequency noise, improving signal integrity.
• Precise Tuning: Allows for accurate tuning of resonant circuits.
• Compact Size: Enables miniaturization of electronic devices.
• Easy Assembly: Surface mount design allows efficient manufacturing processes.

Additional Details

The SMW-1210-R56K inductor is constructed using a wire coil wound around a core material, which influences its inductance and Q factor. The operating frequency range, current rating, and DC resistance are important parameters to consider when selecting this inductor for a specific application. The current rating specifies the maximum current the inductor can handle without overheating or experiencing significant performance degradation. The DC resistance (DCR) affects the power dissipation and voltage drop across the inductor. The self-resonant frequency (SRF) indicates the frequency at which the inductor's impedance becomes predominantly resistive due to parasitic capacitance. Datasheets from the manufacturer provide detailed specifications for this inductor, including the Q factor versus frequency, SRF, current rating, and DCR. Care should be taken to consider these parameters to avoid exceeding the inductor's limits, as that can cause premature failure.