The **MP2-220-R** is a high-performance, shielded power inductor manufactured by **Eaton (formerly Cooper Bussmann)**. It belongs to the **MP2 series**, which is designed for high power density and efficiency in automotive and industrial applications. --- ## 1. Technical Specifications The following table summarizes the primary electrical and physical characteristics of the MP2-220-R: | Parameter | Specification | | :--- | :--- | | **Inductance** | 22 µH | | **Tolerance** | ±20% | | **Current Rating (Irms)** | 1.1 Amperes | | **Saturation Current (Isat)** | 1.2 Amperes | | **DC Resistance (DCR)** | 240 mΩ (Typical) | | **Operating Temperature** | -40°C to +125°C | | **Mounting Type** | Surface Mount (SMD/SMT) | | **Package Size** | Approx. 6.0mm x 6.0mm x 2.4mm | --- ## 2. Key Features * **Magnetically Shielded:** The core construction minimizes Electromagnetic Interference (EMI), making it suitable for noise-sensitive circuits. * **High Power Density:** Provides a high current-carrying capacity relative to its small surface-mount footprint. * **Low Core Loss:** Optimized for high-frequency DC-DC conversion, reducing heat generation. * **Lead-Free/RoHS Compliant:** Meets modern environmental standards for electronics manufacturing. --- ## 3. Application Areas The MP2-220-R is commonly found in the following electronic systems: 1. **DC-DC Converters:** Used as an energy storage element in buck, boost, or buck-boost regulators. 2. **Automotive Electronics:** Ideal for infotainment systems, LED lighting drivers, and ECU power supplies due to its rugged temperature range. 3. **Consumer Electronics:** Found in tablets, laptops, and portable medical devices where space is limited but efficiency is required. 4. **Filtering:** Used in LC filters to smooth ripple current and reduce noise in power lines. --- ## 4. Part Number Breakdown The naming convention follows Eaton’s standard inductor coding: * **MP2**: Series name (MicroPower Inductor). * **220**: Inductance code (22 followed by 0 zeros = 22 µH). * **R**: RoHS compliant.