The part number **HT-50V151MHC5EX-R2** refers to a high-performance **Aluminum Electrolytic Capacitor**. These components are typically used in power supply circuits, industrial electronics, and automotive applications for filtering and energy storage. --- ## 1. Technical Specifications Breakdown The part number encodes specific electrical and physical characteristics. Below is the technical breakdown: | Parameter | Specification | Details | | :--- | :--- | :--- | | **Capacitance** | 150 µF | Indicated by "151" (15 followed by one zero) | | **Rated Voltage** | 50V DC | Maximum continuous operating voltage | | **Tolerance** | ±20% | Standard electrolytic tolerance (Indicated by "M") | | **Mounting Type** | SMD | Surface Mount Device (V-Chip type) | | **Series** | HT Series | High temperature/Low impedance series | | **Temperature** | -55°C to +105°C | Standard industrial temperature range | | **Packaging** | Tape & Reel | Indicated by "R2" suffix | --- ## 2. Key Features * **Low ESR:** Designed for low Equivalent Series Resistance, which reduces heat generation during high-frequency operation. * **High Ripple Current:** Capable of handling significant AC current superimposed on the DC voltage, making it ideal for switching power supplies. * **Reflow Soldering Compatible:** Built to withstand the high temperatures of automated SMD production lines. * **Long Life:** Typically rated for 2,000 to 5,000 hours at its maximum rated temperature (105°C). --- ## 3. Component Applications This specific capacitor is commonly found in the following environments: 1. **DC-DC Converters:** Used on the output stage to smooth out voltage ripples. 2. **Automotive Electronics:** Used in infotainment units or lighting control modules due to its SMD vibration resistance. 3. **Industrial Power Supplies:** Providing stable bulk capacitance in a compact footprint. 4. **LED Drivers:** Filtering high-frequency noise to prevent flickering. --- ## 4. Physical Dimensions (Typical MHC5 Case) While dimensions can vary slightly by manufacturer (often **Lelon** or **Nichicon** styles), the "HC5" code generally points to a specific case size: * **Diameter (ΦD):** ~8mm to 10mm * **Height (L):** ~10.5mm * **Footprint:** Square base plate for SMD soldering.