The **SWC63I-R22K** is a specific surface-mount electronic component, typically classified as a **High-Current Power Inductor**. These parts are essential in power management circuits for filtering and energy storage. --- ### 1. Technical Specifications Based on standard naming conventions for this series, here is the technical breakdown of the part: | Parameter | Specification | Description | | :--- | :--- | :--- | | **Inductance** | 0.22 µH | The "R22" in the part number signifies 0.22 microhenries. | | **Tolerance** | ±10% | The "K" suffix indicates a 10% tolerance level. | | **Package Size** | 6.0 x 6.0 x 3.0 mm | The "63" usually refers to the dimensions (approx. 6mm width/length). | | **Mounting Type** | SMD/SMT | Surface Mount Device for automated PCB assembly. | | **Core Material** | Ferrite or Metal Alloy | Designed for high saturation currents and low DCR. | --- ### 2. Key Features * **High Saturation Current:** Designed to handle high peaks of electricity without the magnetic core losing its inductive properties. * **Low DC Resistance (DCR):** Minimizes power loss as heat, increasing the overall efficiency of the power supply. * **Shielded Construction:** Usually features magnetic shielding to reduce Electromagnetic Interference (EMI) with surrounding components. * **Robust Structure:** Built to withstand high-temperature lead-free soldering processes. --- ### 3. Application Areas These inductors are commonly found in the following electronic environments: 1. **DC-DC Converters:** Used in "Buck" or "Boost" regulators to smooth out voltage ripples. 2. **Motherboards & GPUs:** Provides stable power to high-performance processors and memory modules. 3. **Telecommunications:** Integrated into base stations and networking hardware for noise filtering. 4. **Consumer Electronics:** Found in laptops, tablets, and high-end LED drivers where space is limited but power demands are high. --- ### 4. Part Number Breakdown The nomenclature for this series generally follows this logic: * **SWC:** Series/Manufacturer identifier (often associated with shielded power inductors). * **63:** Physical footprint/size dimensions. * **I:** Internal design code or material type. * **R22:** Inductance value ($R$ acts as a decimal point, so $0.22 \mu H$). * **K:** Tolerance code ($K = \pm 10\%$).