The part number **AISC-0603-R030** refers to a high-frequency **Wire-Wound Ceramic Chip Inductor**. These components are essential in RF (Radio Frequency) circuits due to their high precision and low energy loss at high frequencies. --- ### 1. Technical Specifications The part number follows a specific nomenclature. Below are the primary electrical and physical characteristics: | Parameter | Value | | :--- | :--- | | **Inductance** | 30 nH (Nanohenries) | | **Tolerance** | Typically ±5% (J) or ±10% (K) | | **Case Size** | 0603 (EIA) / 1608 (Metric) | | **Core Material** | Ceramic | | **DC Resistance (DCR)** | ~0.22 Ohms (Max) | | **Rated Current** | ~600 mA | | **Self-Resonant Frequency (SRF)** | ~2800 MHz | --- ### 2. Part Number Breakdown Understanding the alphanumeric code helps identify the component's properties: * **AISC**: Series prefix (Abracon Inductor Surface Ceramic). * **0603**: Physical dimensions (0.06 x 0.03 inches). * **R**: Decimal point indicator for inductance. * **030**: The value code (0.030 µH, which equals **30 nH**). --- ### 3. Key Features * **High Q Factor:** Because it uses a wire-wound construction on a ceramic core, it maintains a high "Quality Factor," meaning it has very low power dissipation. * **Excellent SRF:** The ceramic core allows the inductor to function at very high frequencies before reaching its self-resonant point. * **Tight Tolerances:** Often used in tuning circuits where precise inductance is required. * **Small Footprint:** The 0603 size is standard for high-density PCB designs. --- ### 4. Common Applications These inductors are typically found in communication devices and signal processing hardware: 1. **RF Matching Networks:** Ensuring impedance matching between antennas and transceivers. 2. **Filter Circuits:** Used in Low Pass, High Pass, and Band Pass filters. 3. **VCOs:** Voltage Controlled Oscillators for frequency generation. 4. **Mobile Infrastructure:** Found in base stations, Bluetooth modules, and Wi-Fi routers. --- ### 5. Footprint (0603) Dimensions ```text Length (L): 1.60 mm ± 0.15 mm Width (W): 0.80 mm ± 0.15 mm Height (H): 0.80 mm ± 0.15 mm ```