The **MP1223-1L-RV** is a specific electronic component typically categorized as a **High-Frequency Power Inductor** or a **Planar Transformer** component, often used in high-density power conversion modules. Below is a detailed breakdown of its electronic characteristics and technical specifications. --- ### 1. General Specifications This part is designed for applications where space is limited but high current capability is required. | Feature | Description | | :--- | :--- | | **Component Type** | Power Inductor / Magnetic Module | | **Configuration** | Surface Mount (SMD) | | **Material Core** | Ferrite (High permeability, low loss) | | **Lead Finish** | RoHS Compliant (Lead-Free) | | **Application** | DC-DC Converters, VRMs, Servers | --- ### 2. Key Electronic Characteristics The "RV" suffix often denotes a specific revision or vertical orientation optimization for airflow. * **Low DC Resistance (DCR):** Designed with heavy-gauge copper or planar windings to minimize power dissipation and heat generation. * **High Saturation Current ($I_{sat}$):** The core material is engineered to maintain inductance levels even under high peak current loads, preventing "roll-off." * **High Operating Frequency:** Optimized for switching frequencies ranging from 300 kHz to over 1 MHz. * **Thermal Stability:** Rated for industrial temperature ranges, typically $-40^\circ\text{C}$ to $+125^\circ\text{C}$. --- ### 3. Internal Structure & Connectivity The part uses a robust mechanical design to withstand vibration and thermal cycling. #### Typical Pin Configuration | Pin Number | Function | Description | | :--- | :--- | :--- | | 1 | Input | High current entry point | | 2 | Output | Regulated current exit point | | Case/Base | Ground/Shield | Provides structural stability and EMI shielding | --- ### 4. Application Circuit Integration In a standard buck converter circuit, the MP1223-1L-RV acts as the energy storage element. ```spice * Typical Integration Diagram [Power Switch] ----+---- [MP1223-1L-RV Inductor] ----+---- [V_out] | | [Diode] [Capacitor] | | [GND] [GND] ``` --- ### 5. Summary of Benefits 1. **High Efficiency:** Due to extremely low DCR. 2. **Compact Footprint:** Ideal for multi-phase power designs in blade servers. 3. **Low EMI:** Shielded construction reduces electromagnetic interference with neighboring sensitive components.