## SRP3012CC-R68M Component Analysis The **SRP3012CC-R68M** is a high-current, shielded power inductor manufactured by **Bourns**. It is designed specifically for high-density power applications where space is limited and efficiency is critical. ### 1. Key Specifications | Feature | Specification | | :--- | :--- | | **Inductance** | 0.68 µH | | **Tolerance** | ±20% | | **Inductance Code** | R68 (0.68) | | **Saturation Current ($I_{sat}$)** | 6.5 A (Typical) | | **Heating Current ($I_{rms}$)** | 5.5 A (Typical) | | **DC Resistance (DCR)** | 18.0 mΩ (Max) | | **Operating Temperature** | -40 °C to +125 °C | | **Package Size** | 3.0 x 3.0 x 1.2 mm | --- ### 2. Physical Construction The "CC" in the part number indicates a specific construction style within the SRP series: * **Metal Alloy Powder Core:** Uses a molded metal powder core that provides high saturation current characteristics compared to traditional ferrite cores. * **Shielded Design:** The molded construction naturally shields the inductor, minimizing Electromagnetic Interference (EMI) with surrounding components. * **Low Profile:** With a height of only 1.2 mm, it is ideal for thin electronic devices like tablets and ultra-portable laptops. --- ### 3. Application Use Cases This specific inductor is generally used in DC-DC converters and Power Management Integrated Circuits (PMICs). * **Voltage Regulator Modules (VRM):** Used in CPU/GPU power phases for mobile devices. * **Smartphones & Tablets:** High current handling in a small footprint. * **SSD Storage:** Power rails for NAND flash and controllers. * **IoT Devices:** Efficient power conversion for battery-operated sensors. --- ### 4. Part Number Breakdown ```text SRP 3012 CC - R68 M | | | | | | | | | +-- Tolerance (M = ±20%) | | | +----- Inductance Value (R68 = 0.68 µH) | | +---------- Construction Type (CC = Carbonyl Core/Molded) | +-------------- Dimensions (3.0mm x 3.0mm x 1.2mm) +------------------- Series Name (Shielded Power Inductor) ```