The **HTX-25V561MHC5-R2** is a high-performance **Surface Mount (SMD) Aluminum Electrolytic Capacitor**. It belongs to the **HTX Series**, which is characterized by its high temperature resistance and hybrid-style longevity. Below is a detailed breakdown of its electronic specifications and characteristics. --- ### 1. Key Technical Specifications | Parameter | Specification | | :--- | :--- | | **Capacitance** | 560 µF | | **Voltage (Rated)** | 25 V DC | | **Tolerance** | ±20% | | **Operating Temperature** | -55°C to +125°C | | **Endurance / Life** | 2,000 to 5,000 hours @ 125°C | | **ESR (Equivalent Series Resistance)** | Low ESR (Typically < 30 mΩ) | | **Package Type** | SMD (V-Chip) | | **Case Size** | 10.0mm x 10.5mm (approx) | --- ### 2. Breakdown of the Part Number The alphanumeric code follows a specific naming convention: * **HTX**: The Series name (High temperature, low ESR). * **25V**: The Maximum rated working voltage (25 Volts). * **561**: Capacitance code (56 followed by 1 zero = 560µF). * **M**: Tolerance code (±20%). * **HC5**: Size/Dimensions code (refers to the diameter and height of the canister). * **R2**: Packaging code (usually refers to Tape & Reel for automated assembly). --- ### 3. Core Features and Applications #### Features * **High Reliability:** Designed for mission-critical electronics that operate in harsh environments. * **Low ESR:** Minimizes heat generation and allows for higher ripple current handling, which is vital for power efficiency. * **Reflow Soldering Compatible:** Built to withstand the high temperatures of lead-free SMD soldering processes. #### Common Applications 1. **Automotive Systems:** Used in Engine Control Units (ECUs), ADAS sensors, and lighting systems where engine bay heat is a factor. 2. **Industrial Power Supplies:** Filtering and decoupling in high-density DC-DC converters. 3. **Telecommunications:** Base stations and networking hardware requiring long-term stability. --- ### 4. Comparison: Standard vs. HTX Series Compared to standard electrolytic capacitors, the HTX series offers superior performance: ```markdown Standard Electrolytic vs. HTX Hybrid/High-Temp - Max Temp: Standard (85°C/105°C) | HTX (125°C) - ESR: Standard (High) | HTX (Ultra-Low) - Size: Standard (Bulkier) | HTX (Compact SMD) ```