The **HT-16V820MF61-R2** is a specific part number for an **Aluminum Electrolytic Capacitor**. These components are essential in electronics for energy storage, filtering, and decoupling in power circuits. Below is a detailed breakdown of its specifications and characteristics based on standard nomenclature for this series. ### 1. Key Technical Specifications | Parameter | Specification | Description | | :--- | :--- | :--- | | **Capacitance** | 820 µF | The amount of electrical charge the unit can store. | | **Voltage Rating** | 16 V | The maximum continuous DC voltage the capacitor can handle. | | **Mounting Type** | Radial (Thru-Hole) | Leads come out from the bottom; typical for PCB mounting. | | **Tolerance** | ±20% (M) | The standard allowable variation in capacitance value. | | **Dimensions** | ~8 x 11.5 mm | Standard sizing for this specific microfarad/voltage ratio. | | **Temp Range** | -40°C to +105°C | Rated for high-temperature environments. | --- ### 2. Part Number Breakdown The nomenclature for this part usually follows this internal logic: * **HT**: Likely represents the Series (High Temperature/Low Impedance). * **16V**: Rated Voltage (16 Volts). * **820M**: Capacitance value (820) and Tolerance (**M** = ±20%). * **F61**: Case size code or internal manufacturing physical dimension code. * **R2**: Lead type or packaging code (often implies taped/ammo pack or specific lead spacing). --- ### 3. Application and Usage This component is commonly found in the following electronic sectors: * **Power Supplies:** Used for smoothing output ripple in DC-DC converters. * **Motherboards/Graphics Cards:** Providing local energy reservoirs for ICs. * **LED Drivers:** Filtering noise to ensure steady light output. * **Consumer Electronics:** General-purpose decoupling in audio and video equipment. ### 4. Circuit Considerations When integrating the **HT-16V820MF61-R2**, engineers must account for: 1. **Polarity:** This is a polarized component. Connecting it in reverse will likely cause the safety vent to rupture or the component to explode. 2. **ESR (Equivalent Series Resistance):** The "HT" series usually features low ESR, making it suitable for high-frequency switching applications. 3. **Ripple Current:** Ensure the circuit's ripple current does not exceed the capacitor's rated limit to prevent overheating and premature failure. ---