The **FP1007R6-R22-R** is a high-current, shielded drum core power inductor specifically designed for high-frequency voltage regulator modules (VRMs). It is part of the FP1007R6 series manufactured by Eaton (formerly Bussmann). --- ### ## Technical Specifications Below are the primary electrical and physical characteristics of the component: | Parameter | Specification | | :--- | :--- | | **Inductance** | 215 nH (0.215 µH) | | **Tolerance** | ±10% | | **Rated Current ($I_{rms}$)** | 61 A | | **Saturation Current ($I_{sat}$)** | 85 A (at 25°C) | | **DC Resistance (DCR)** | 0.29 mΩ (Typical) | | **Operating Temperature** | -40°C to +125°C | | **Package / Case** | 10.2mm x 7.0mm x 7.0mm | | **Mounting Type** | Surface Mount (SMD) | --- ### ## Key Features and Construction 1. **High Current Density:** The flat-wire construction and ferrite core allow it to handle extremely high saturation currents (up to 85A) relative to its small footprint. 2. **Low DCR:** With a DC resistance of only 0.29 mΩ, it minimizes power loss and heat generation, which is critical for high-efficiency power supplies. 3. **Shielded Design:** The inductor is magnetically shielded to reduce Electromagnetic Interference (EMI), making it suitable for densely packed PCB layouts. 4. **Frequency Range:** It is optimized for high-frequency switching applications, typically ranging from several hundred kHz up to 2 MHz. --- ### ## Applications The FP1007R6-R22-R is primarily used in power management systems where high efficiency and high current are required: * **Multi-phase VRMs:** Used in CPU/GPU power delivery for servers and high-performance desktops. * **Point-of-Load (POL) Converters:** High-efficiency DC-DC converters for networking equipment. * **Voltage Regulator Modules:** Specifically for DDR memory and ASICs. --- ### ## Part Number Breakdown The part number follows a specific nomenclature: * **FP1007:** Product Series/Size (10mm x 7mm footprint). * **R6:** Revision or design variation. * **R22:** Inductance value ($0.22 \mu H$). * **-R:** RoHS compliant.