The **HT-50V151MHC5EQ-R2** is a high-performance surface-mount (SMD) aluminum electrolytic capacitor, typically manufactured by brands like **Lelon** or similar high-reliability electronic component producers. It is part of a series designed for high-temperature and long-life applications. --- ### ## Technical Specifications Breakdown The part number follows a standard coding convention. Here is the breakdown of its primary electronic characteristics: | Parameter | Value / Description | | :--- | :--- | | **Capacitance** | 150 µF (Microfarads) | | **Voltage Rating** | 50V DC | | **Series** | HT Series (High Temperature / Low Impedance) | | **Package / Case** | SMD (V-Chip), Size Code HC5 (approx. 8x10.5mm) | | **Tolerance** | ±20% (Standard) | | **Temperature Range** | -55°C to +105°C | | **Life Span** | Typically 2,000 to 5,000 hours at 105°C | --- ### ### Key Features 1. **Low ESR/Impedance:** The "HT" series is generally engineered for low equivalent series resistance, making it efficient for high-frequency filtering. 2. **SMD Design:** The "V-Chip" vertical surface mount design allows for automated pick-and-place assembly, saving PCB space compared to through-hole radial capacitors. 3. **Reflow Soldering Compatible:** Built to withstand the heat profiles of lead-free reflow soldering processes. 4. **RoHS Compliant:** The "-R2" suffix often denotes compliance with environmental regulations regarding hazardous substances. --- ### ### Typical Applications Because of its voltage rating (50V) and capacitance (150µF), this part is commonly found in: * **DC-DC Converters:** Used for input and output smoothing. * **Automotive Electronics:** Reliable performance in engine control units or infotainment systems. * **Industrial Power Supplies:** Filtering ripple current in switching power supplies. * **Consumer Electronics:** High-density boards where vertical space is available but horizontal space is limited. --- ### ### Dimensional Data (Reference for HC5 Size) | Dimension | Metric (mm) | | :--- | :--- | | **Diameter (ΦD)** | 8.0 mm | | **Height (L)** | 10.5 mm | | **Base Size (A x B)** | 8.3 mm x 8.3 mm | ---