The **FP1007R1-R30-R** is a high-current, flat-pac surface mount (SMD) power inductor commonly used in voltage regulator modules (VRMs) and high-density power applications. It is manufactured by Eaton (formerly Cooper Bussmann/Coiltronics). --- ### 1. Technical Specifications The following table outlines the primary electrical and physical characteristics of this component: | Parameter | Specification | | :--- | :--- | | **Inductance** | 300 nH (0.30 µH) | | **Tolerance** | ±10% | | **Isat (Saturation Current)** | 55 A to 60 A (typ) | | **Irms (Rated Current)** | 40 A | | **DCR (DC Resistance)** | 0.29 mΩ (Max) | | **Operating Temp Range** | -40°C to +125°C | | **Dimensions (L x W x H)** | 10.4 x 7.0 x 6.7 mm | --- ### 2. Key Features * **High Current Density:** Designed to handle very high saturation currents (up to 60A) in a compact footprint. * **Low Core Loss:** Uses a ferrite core material specifically optimized for high-frequency switching power supplies (typically 100kHz to 2MHz). * **Low DCR:** The extremely low DC resistance (0.29 mΩ) minimizes power dissipation and improves overall efficiency. * **Vertical Construction:** The "Flat-Pac" design allows for better cooling and airflow in high-density PCB layouts. --- ### 3. Application Areas This inductor is typically found in high-performance computing and power management circuits: 1. **Multi-phase VRMs:** Used in motherboards and GPU power delivery stages to step down voltage for CPUs and GPUs. 2. **Point-of-Load (POL) Converters:** Providing stable power for FPGAs and ASICs. 3. **Data Centers:** High-current DC-DC converters for servers and networking equipment. --- ### 4. Part Number Breakdown The suffix and prefix provide specific details about the manufacturing series: * **FP1007:** The series name and physical size (approx 10mm x 7mm). * **R1:** Version or internal designator for core material/winding. * **R30:** Represents the inductance value (R30 = 0.30 µH). * **-R:** Indicates the part is RoHS compliant.