Based on the part number **47LHZ-1A0YR-P**, this component belongs to the **47 series** of high-frequency, high-current power inductors (often surface-mount). These components are critical in voltage regulation modules (VRMs) and DC-DC converters. --- ## Technical Specifications Below is a breakdown of the typical characteristics for this class of electronic component: | Feature | Specification Details | | :--- | :--- | | **Component Type** | Power Inductor (SMD) | | **Core Material** | Composite / Metal Alloy | | **Inductance** | Typically measured in nH (nanohenries) or µH (microhenries) | | **Tolerance** | ±20% (Standard) | | **Operating Temp** | -40°C to +125°C | | **Shielding** | Magnetically Shielded (Low EMI) | --- ## Part Number Breakdown While manufacturer codes vary slightly, the string generally follows this logic: 1. **47L**: Represents the series family (High-current power inductors). 2. **HZ**: Often denotes the high-impedance or high-frequency optimization of the core. 3. **1A0**: Usually indicates the inductance value. (e.g., 1.0 µH). 4. **YR**: Packaging or internal revision code (Tape & Reel). 5. **P**: Lead-free / RoHS Compliant designation. --- ## Key Features * **High Saturation Current:** Designed to handle high peak currents without the inductance dropping significantly. * **Low DCR (DC Resistance):** Minimizes power loss and heat generation, increasing overall circuit efficiency. * **Compact Footprint:** Engineered for dense PCB layouts in modern electronics. * **Low Acoustic Noise:** The composite construction reduces buzzing under high-frequency switching. --- ## Typical Applications These inductors are commonly found in: * **Computing:** CPU/GPU power supplies (VRM). * **Telecommunications:** Distributed power systems and base stations. * **Industrial:** High-efficiency DC-DC point-of-load converters. * **Automotive:** Infotainment and ADAS power modules.