The part number **RVR-16V221MF80UN-R2** refers to an Aluminum Electrolytic Capacitor, specifically a Surface Mount (SMD) type. This component is commonly used in power management and filtering circuits. --- ### 1. Part Number Breakdown Based on standard industry naming conventions for Elna or similar manufacturers (e.g., the RVR series), here is the breakdown: | Segment | Value | Description | | :--- | :--- | :--- | | **RVR** | Series | Low impedance, surface mount aluminum electrolytic capacitor. | | **16V** | Voltage | Rated Voltage: **16 Volts DC**. | | **221** | Capacitance | **220 µF** (22 followed by 1 zero). | | **M** | Tolerance | **±20%** (Standard for electrolytic caps). | | **F80** | Case Size | Often corresponds to **6.3mm x 7.7mm** (Diameter x Height). | | **UN** | Special Code | Usually denotes specific internal design or lead-free status. | | **R2** | Packaging | **Taping and Reel** (Large quantity packaging). | --- ### 2. Technical Specifications These are the typical performance characteristics for the RVR series: * **Capacitance:** 220 Microfarads (µF). * **Operating Temperature Range:** -40°C to +105°C (Standard industrial grade). * **Endurance:** Typically 2,000 hours at 105°C. * **Polarity:** Polarized (must be installed in the correct orientation). * **Mounting Type:** SMD (Surface Mount Device) / V-Chip. --- ### 3. Key Features and Applications The "RVR" series is generally characterized by **low impedance**, making it suitable for high-frequency applications. #### Common Uses: * **DC-DC Converters:** Filtering input and output ripples. * **Motherboards:** Power stabilization for chipsets. * **Automotive Electronics:** Used in infotainment or control modules (if AEC-Q200 qualified). * **Telecommunications:** Noise reduction in signal paths. --- ### 4. Schematic Representation In a circuit diagram, this component is represented as a polarized capacitor: ```text (+) --| |-- (-) | | (Anode) (Cathode) ``` ---