The part number **HTX-50V101MH10X-R2** refers to a high-performance **Aluminum Electrolytic Capacitor**. These components are widely used in power management and filtering applications due to their high capacitance-to-volume ratio. Below is a detailed breakdown of its specifications and characteristics. ### 1. Part Number Deciphering Most manufacturers (such as ELNA or Nichicon, depending on the specific series prefix) follow a standard nomenclature for these parts: | Segment | Value | Meaning | | :--- | :--- | :--- | | **HTX** | Series Code | High temperature / Low ESR / Long life series | | **50V** | Rated Voltage | 50 Volts (DC) | | **101** | Capacitance | 100 µF (10 followed by 1 zero) | | **M** | Tolerance | ±20% | | **H10** | Case Size | Often refers to 8x10mm or 10x10mm dimensions | | **R2** | Packaging | Reel or specific taping format | --- ### 2. Technical Specifications This capacitor is designed for demanding environments, typically found in automotive or industrial power supplies. * **Capacitance:** 100 µF (Microfarads). * **Voltage Rating:** 50V (The maximum continuous voltage it can handle). * **Temperature Range:** Usually rated up to **+125°C** or **+150°C** (common for HTX series), allowing for use in engine compartments or high-density power converters. * **Mounting Type:** SMD (Surface Mount Device), indicated by the case sizing codes. * **ESR (Equivalent Series Resistance):** Low ESR, which minimizes heat generation during high ripple current conditions. --- ### 3. Key Features & Applications #### Key Features: * **Longevity:** Designed for high endurance (often 2,000 to 5,000 hours at max temperature). * **Vibration Resistance:** Some variants in this series include "Anti-vibration" bases for automotive stability. * **AEC-Q200 Qualified:** Frequently compliant with automotive stress test standards. #### Common Applications: 1. **DC-DC Converters:** Filtering input/output noise. 2. **Automotive ECU:** Power buffering for engine control units. 3. **LED Lighting Drivers:** Smoothing the current to prevent flickering. 4. **Industrial Automation:** Reliability in hot, sealed environments. --- ### 4. Comparison with Standard Capacitors | Feature | Standard Capacitor | HTX Series Equivalent | | :--- | :--- | :--- | | **Max Temp** | 85°C / 105°C | 125°C - 150°C | | **Stability** | Moderate | High stability over temperature fluctuations | | **Footprint** | Standard | Optimized for automated SMD pick-and-place |