### FP3-2R0-R Technical Overview The **FP3-2R0-R** is a high-frequency, high-current power inductor manufactured by **Eaton (formerly Cooper Bussmann)**. It belongs to the **FP3 series** of Flat-Pac™ inductors, which are designed for high-density power applications. --- ### 1. Key Technical Specifications The following table outlines the primary electrical and physical characteristics: | Parameter | Value / Specification | | :--- | :--- | | **Inductance** | 2.0 µH | | **Tolerance** | ±20% | | **Rated Current (Irms)** | 6.5 Amps | | **Saturation Current (Isat)** | 8.0 Amps | | **DC Resistance (DCR)** | 14.5 mΩ (typical) | | **Operating Temperature** | -40°C to +125°C | | **Package Type** | Surface Mount (SMD) | | **Core Material** | Ferrite | --- ### 2. Core Features * **High Frequency Performance:** Specifically engineered for multi-phase switching regulators and high-speed DC-DC converters. * **Low DCR:** The use of flat wire technology minimizes DC resistance, which reduces power loss and improves efficiency. * **Controlled Saturation:** The ferrite core material ensures a stable inductance value across a wide range of current levels before reaching saturation. * **Compact Footprint:** The Flat-Pac™ design provides a low profile, making it ideal for thin electronic devices. --- ### 3. Applications The FP3-2R0-R is commonly integrated into the following systems: 1. **Voltage Regulator Modules (VRMs):** Used in CPU and GPU power delivery. 2. **Point of Load (POL) Converters:** For localized power regulation on complex PCBs. 3. **Telecom & Networking:** High-efficiency power supplies for routers and switches. 4. **Desktop and Server Power:** Multi-phase buck converters. --- ### 4. Part Number Breakdown Understanding the nomenclature helps in identifying variants: * **FP3:** Series name (Flat-Pac size 3). * **2R0:** Inductance value (2.0 microhenries). * **-R:** RoHS compliant / Lead-free.