The **CTML1206-R10M** is a specific surface-mount multilayer chip inductor. It is commonly used in high-frequency circuits for signal conditioning and noise suppression. --- ### 1. Part Number Breakdown Understanding the nomenclature helps identify the component's physical and electrical characteristics: | Code Segment | Meaning | Description | | :--- | :--- | :--- | | **CTML** | Series | Multilayer Chip Inductor | | **1206** | Case Size | Dimensions: 0.12 x 0.06 inches (3.2 x 1.6 mm) | | **R10** | Inductance Value | R10 represents **0.10 µH** (100 nH) | | **M** | Tolerance | **±20%** tolerance | --- ### 2. Technical Specifications While specific values can vary slightly by manufacturer (such as Central Technologies), typical parameters for this part include: * **Inductance:** 0.10 µH (at a specified test frequency, usually 25 MHz). * **DC Resistance (DCR):** Low (typically < 0.30 Ω), which minimizes power loss. * **Rated Current:** Usually ranges between 200mA and 500mA depending on the specific internal build. * **Self-Resonant Frequency (SRF):** High (often > 250 MHz), making it suitable for high-frequency filtering. * **Operating Temperature:** Generally ranges from -55°C to +125°C. --- ### 3. Key Features and Applications The multilayer construction offers unique benefits compared to wire-wound inductors: #### Features * **Magnetic Shielding:** The closed magnetic circuit design minimizes crosstalk between components. * **Compact Design:** High volumetric efficiency in a standard 1206 footprint. * **Reliability:** Excellent solderability and resistance to soldering heat. #### Applications * **RF Circuits:** Used in impedance matching and resonance circuits. * **Filtering:** Acts as a low-pass filter in high-speed data lines. * **EMI Suppression:** Reduces electromagnetic interference in mobile devices, computers, and telecommunications hardware. --- ### 4. Typical Footprint (1206) The dimensions follow the standard metric 3216 / Imperial 1206 format: ```text <--- 3.2mm ---> +---------------+ ^ | _________ | | | | | | 1.6mm | |_________| | | +---------------+ v ```