The **XFHCL5-R30L** is a specific electronic component, typically categorized as a high-current, shielded power inductor. These components are essential in power management circuits for filtering and energy storage. --- ### 1. Technical Specifications Below are the typical characteristics of the XFHCL5-R30L series: | Parameter | Specification (Typical) | | :--- | :--- | | **Inductance** | 0.30 µH (indicated by "R30") | | **Tolerance** | ±20% (standard for power inductors) | | **Component Type** | SMD (Surface Mount Device) | | **Shielding** | Magnetically Shielded | | **Application** | High-frequency DC-DC converters, VRMs | --- ### 2. Part Number Breakdown Understanding the nomenclature helps identify its physical and electrical properties: 1. **XFHCL**: The series prefix, usually denoting a high-current, low-profile molded inductor. 2. **5**: Refers to the physical size/dimension category (often 5x5mm footprint). 3. **R30**: Represents the inductance value. The "R" acts as a decimal point. **R30 = 0.30 µH**. 4. **L**: Often denotes the packaging style (e.g., Tape & Reel) or a specific tolerance/low-profile variation. --- ### 3. Key Features & Construction * **Molded Construction:** These inductors are usually made using a metal iron powder core molded around the wire coil. This provides excellent saturation current characteristics. * **Magnetic Shielding:** The design minimizes Electromagnetic Interference (EMI), preventing the inductor's magnetic field from affecting nearby components on the PCB. * **Low DCR (DC Resistance):** Designed to have very low internal resistance to minimize power loss and heat generation. --- ### 4. Common Applications The XFHCL5-R30L is commonly found in the following circuits: * **Voltage Regulator Modules (VRMs):** Found in laptops and desktop motherboards. * **Point of Load (POL) Converters:** Used to step down voltage for CPUs and GPUs. * **Battery Powered Devices:** High efficiency is required to extend battery life.