The part number **HTK-50V330MF80EN-R2** refers to a high-performance **Aluminum Electrolytic Capacitor**, specifically designed for surface-mount (SMD) applications requiring low impedance and high reliability. ### 1. Technical Specifications Table | Parameter | Specification | Details | | :--- | :--- | :--- | | **Capacitance** | 33 $\mu$F | Total charge storage capacity | | **Voltage Rating** | 50V DC | Maximum continuous operating voltage | | **Tolerance** | ±20% (M) | Standard industry variance | | **Temperature Range** | -55°C to +105°C | Operating thermal window | | **Case Size (DxL)** | 6.3 x 7.7 mm | Size code "F80" | | **Mounting Type** | SMD (V-Chip) | Surface Mount Device | | **Series** | HTK | High temperature / Low impedance series | | **Packaging** | Tape & Reel (R2) | Designed for automated pick-and-place | --- ### 2. Breakdown of the Part Number Decoding the alphanumeric string provides insight into its physical and electrical characteristics: * **HTK**: The series code (often indicates high temperature, long life, and low ESR). * **50V**: The Rated Voltage (50 Volts). * **330**: The capacitance code. The first two digits are significant figures, and the third is the multiplier (33 x 10^0 = 33$\mu$F). * **M**: Capacitance Tolerance (M = ±20%). * **F80**: Case size dimensions (specifically 6.3mm diameter). * **EN**: Internal manufacturer design/reflow profile code. * **R2**: Packaging code (13-inch or specific diameter Reel). --- ### 3. Key Electronic Characteristics #### A. Low ESR/Impedance The HTK series is typically engineered for low equivalent series resistance. This allows the capacitor to handle higher ripple currents without overheating, making it efficient for power filtering. #### B. Lifetime and Reliability Rated at 105°C, these capacitors are built to last several thousand hours at their maximum temperature rating. In standard room temperature environments, their operational lifespan extends significantly. #### C. Application Use Cases * **DC-DC Converters**: Smoothing output voltage ripples. * **Automotive Electronics**: Used in modules where vibration resistance and wide temperature ranges are required. * **Telecommunications**: Power management in base stations or networking hardware. * **Consumer Electronics**: High-density PCB designs where vertical space is limited. ---