The **MLZ2012M100HTD25** is a high-performance multilayer ferrite inductor manufactured by **TDK Corporation**. It is specifically designed for decoupling circuits and power lines in mobile devices and consumer electronics. --- ### 1. Technical Specifications Below are the primary electrical and physical characteristics of the component: | Parameter | Specification | | :--- | :--- | | **Inductance** | 10 µH | | **Tolerance** | ±20% | | **DC Resistance (DCR)** | 0.50 Ω (±30%) | | **Rated Current (Isat/Itemp)** | 150 mA | | **Self-Resonant Frequency** | 45 MHz | | **Package Size (EIA/Metric)** | 0805 / 2012 (2.0 x 1.25 mm) | | **Operating Temperature** | -55°C to +125°C | | **Material** | Ferrite Core (Multilayer) | --- ### 2. Part Number Breakdown Understanding the nomenclature helps identify the series features: * **MLZ**: Series Name (Multilayer Inductor for Power Circuits). * **2012**: Dimensions (2.0mm length x 1.25mm width). * **M**: Characteristic type (Standard type). * **100**: Inductance value (100 represents $10 \times 10^0$ = 10 µH). * **H**: Tolerance (Note: Usually represents high-performance/standard variations in this series). * **T**: Packaging style (Taping/Reel). * **D25**: Internal control code or specific thickness/performance variant. --- ### 3. Key Features & Applications #### Features * **High Current Handling:** Unlike standard signal inductors, the MLZ series is optimized to handle higher currents for power supply lines. * **Magnetic Shielding:** The multilayer ferrite construction provides excellent magnetic shielding, reducing Electromagnetic Interference (EMI) and crosstalk in dense PCB layouts. * **Durability:** Automotive-grade level reliability with a wide operating temperature range. #### Common Applications 1. **Smartphones & Tablets:** Used in power management IC (PMIC) decoupling. 2. **Noise Suppression:** Filtering high-frequency noise in DC-DC converter lines. 3. **Digital Cameras:** Ensuring stable voltage levels for image sensors. 4. **IoT Devices:** Compact footprint makes it ideal for miniature wearables. --- ### 4. Footprint and Land Pattern When designing a PCB for this part, use the following standard 0805 (2012 metric) dimensions: ```markdown Dimensions (mm): L: 2.00 ± 0.20 W: 1.25 ± 0.20 T: 1.25 ± 0.20 ``` ---