Based on the part number **MALSECV00AG322DARK**, this component is an **Aluminum Electrolytic Capacitor** manufactured by **Vishay (BCcomponents)**. It belongs to the **150 RMI (Low Impedance)** series, specifically designed for high-frequency switch-mode power supplies (SMPS). --- ### 1. Part Number Breakdown The alphanumeric string follows a specific coding structure used by Vishay for electrolytic capacitors: | Segment | Meaning | Detail | | :--- | :--- | :--- | | **MAL** | Manufacturer Prefix | Vishay / BCcomponents | | **SEC** | Series Identifier | 150 RMI Series (Radial, Miniaturized, Low Impedance) | | **V00** | Mechanical Detail | Standard radial leaded construction | | **AG** | Case Size | Specific dimensions (typically 8mm x 12mm or similar) | | **322** | Capacitance Code | **220 µF** (3 is the multiplier, 22 is the base) | | **D** | Voltage Rating | **16V** (Commonly associated with 'D' in this series) | | **ARK** | Packaging/Suffix | Ammopack/Taped or specialized lead finish | --- ### 2. Technical Specifications The **150 RMI** series is characterized by its "Very Low Impedance" and "High Ripple Current" capabilities. | Parameter | Value (Typical) | | :--- | :--- | | **Capacitance** | 220 µF | | **Voltage Range** | 16 VDC | | **Tolerance** | ± 20% | | **Operating Temp** | -55°C to +105°C | | **Lifetime** | 3000h to 6000h at 105°C (depending on size) | | **Mounting Type** | Through-Hole (Radial) | --- ### 3. Key Features and Applications #### Features: * **Low ESR/Impedance:** Designed to minimize energy loss at high frequencies. * **Miniaturized:** High CV (Capacitance-Voltage) product per unit volume. * **High Reliability:** Qualified for industrial use and high-temperature environments. #### Typical Applications: 1. **Switch Mode Power Supplies (SMPS):** Filtering output noise. 2. **DC/DC Converters:** Smoothing voltage transitions. 3. **Consumer Electronics:** Power boards for TVs, monitors, and adapters. 4. **Telecommunications:** Power backup and filtering modules. --- ### 4. Schematic Representation In a circuit diagram, this part is represented by a polarized capacitor symbol: ```text + (Anode) | ----- --- (Curved or shaded line = Cathode/Negative) | - (Cathode) ```