The **TPI13067F-R82M** is a high-current, flat-wire power inductor typically used in high-frequency DC-DC converters, voltage regulator modules (VRMs), and server applications. It is manufactured by companies like **Sumida** or similar high-reliability electronic component firms. --- ### ## Technical Specifications Below are the primary electrical and physical characteristics of the component: | Parameter | Specification | | :--- | :--- | | **Inductance** | 0.82 µH (820 nH) | | **Tolerance** | ±20% (M) | | **DC Resistance (DCR)** | ~0.50 mΩ (Typical) | | **Saturation Current ($I_{sat}$)** | ~60A - 70A (Typical) | | **Heat Rating Current ($I_{rms}$)** | ~50A | | **Operating Temperature** | -40°C to +125°C | | **Dimensions** | ~13.5 x 13.0 x 6.7 mm | --- ### ### Key Electronic Features 1. **Flat Wire Technology:** The "F" in the part number often signifies the use of flat copper wire. This reduces the **Skin Effect** at high frequencies and allows for a lower DC Resistance (DCR) compared to round wire, leading to higher efficiency. 2. **Magnetic Core Composition:** It utilizes a Mn-Zn (Manganese-Zinc) or similar ferrite core structure designed for low core loss at high switching frequencies (up to several MHz). 3. **High Saturation ($I_{sat}$):** The component is engineered to handle massive spikes in current without the inductance dropping significantly, which is critical for protecting power stages in CPUs and GPUs. 4. **SMD Design:** The part is a Surface Mount Device (SMD) with a shielded construction to minimize Electromagnetic Interference (EMI) with neighboring components. --- ### ### Application Use-Cases The TPI13067F-R82M is found in high-performance power circuits, specifically: * **Point of Load (POL) Converters:** Providing stable voltage to microprocessors. * **Voltage Regulator Modules (VRM):** Used on motherboards and high-end server blades. * **Multi-phase Buck Converters:** Used in parallel to provide hundreds of Amperes to high-power chips. --- ### ### Part Number Breakdown (Example Logic) * **TPI:** Series prefix (High Current Inductor). * **13067:** Physical dimensions (roughly 13mm x 13mm x 6.7mm). * **F:** Flat wire construction. * **R82:** Inductance value ($0.82 \mu H$). * **M:** Tolerance ($\pm 20\%$).