## Technical Overview of CTC2F-R068J The **CTC2F-R068J** is a high-frequency, axial-leaded fixed inductor. It belongs to the family of **conformal coated inductors**, which are commonly used in general-purpose electronic circuits for filtering, decoupling, and energy storage. --- ### 1. Key Technical Specifications | Parameter | Specification | | :--- | :--- | | **Inductance** | 0.068 µH (Microhenries) | | **Tolerance** | ±5% (indicated by the 'J' suffix) | | **Inductance Code** | R068 | | **Mounting Type** | Through-Hole (Axial) | | **Core Material** | Phenolic (Non-magnetic) | | **Coating** | Epoxy Resin (Conformal Coated) | --- ### 2. Part Number Breakdown Understanding the nomenclature helps in identifying the specific properties of the component: * **CTC2F**: Series designation (typically representing the physical size and manufacturing standard). * **R068**: The inductance value. The "R" acts as a decimal point ($0.068$). * **J**: The tolerance code ($J = \pm5\%$). --- ### 3. Electronic Characteristics #### High-Frequency Performance Because the value is very low (0.068 µH) and the core is phenolic, this inductor is designed for **high-frequency applications**. Unlike ferrite cores, phenolic cores do not saturate and have high stability at high frequencies, but they offer lower inductance values. #### Environmental Protection The "Conformal Coated" nature means the wire windings are protected by a layer of epoxy resin. This provides: * Moisture resistance. * Protection against mechanical vibration. * Electrical insulation from nearby components. --- ### 4. Common Applications * **RF Tuning:** Used in radio frequency circuits for impedance matching. * **EMI Filtering:** Suppressing high-frequency noise in signal lines. * **Oscillators:** Serving as a reactive element in LC (Inductor-Capacitor) circuits. * **Decoupling:** Filtering power supply lines to prevent high-frequency interference from affecting sensitive ICs. --- ### 5. Physical Dimensions (Typical for CTC2F Series) | Dimension | Value (Approximate) | | :--- | :--- | | **Body Length** | 6.35 mm | | **Body Diameter** | 2.40 mm | | **Lead Diameter** | 0.50 mm | ---