The **HCV1206-2R0-R** is a high-current, power inductor typically used in automotive and industrial electronics. It is manufactured by Eaton (formerly Cooper Bussmann/Coiltronics). ### 1. Key Technical Specifications | Parameter | Specification | | :--- | :--- | | **Inductance** | 2.0 µH | | **Tolerance** | ±20% | | **DC Resistance (DCR)** | ~11.8 mΩ (Typical) | | **Saturation Current ($I_{sat}$)** | ~18.0 Amperes | | **RMS Current ($I_{rms}$)** | ~10.5 Amperes | | **Operating Temperature** | -55°C to +125°C | | **Package Size** | 1206 (Metric 3216) | --- ### 2. Physical Characteristics The "1206" in the part number refers to its **Surface Mount Device (SMD)** footprint dimensions: * **Length:** 3.2 mm (0.126 inches) * **Width:** 1.6 mm (0.063 inches) * The device features a rugged, shielded construction to minimize Electromagnetic Interference (EMI) and handle high-power density in a small form factor. --- ### 3. Application Areas This component is designed for high-efficiency power conversion. Common use cases include: * **DC-DC Converters:** Voltage regulation modules for processors and FPGAs. * **Automotive Electronics:** Powering infotainment, ADAS sensors, and ECU modules. * **Industrial Power Supplies:** Used in compact power bricks where high current and low heat generation are critical. * **Battery Powered Devices:** High-efficiency buck/boost regulators. --- ### 4. Part Number Breakdown The nomenclature follows Eaton's standard coding system: 1. **HCV:** High Current, High Voltage series. 2. **1206:** Physical dimensions (3.2mm x 1.6mm). 3. **2R0:** Inductance value (2.0 µH; 'R' acts as the decimal point). 4. **-R:** RoHS compliant (Lead-free). ---