The part number **HT-50V101MH10E-R2** refers to a specific Surface Mount (SMD) Aluminum Electrolytic Capacitor. This component is designed for high-temperature stability and general-purpose filtering in electronic circuits. ### 1. Part Number Breakdown Analyzing the code helps identify the specific electrical characteristics: | Code Segment | Meaning | Specification | | :--- | :--- | :--- | | **HT** | Series | High Temperature / Low Impedance series | | **50V** | Voltage Rating | 50 Volts DC (Maximum working voltage) | | **101** | Capacitance Code | 100 µF (10 followed by 1 zero) | | **M** | Tolerance | ±20% | | **H10** | Case Size | ~8mm x 10mm (Diameter x Height) | | **E-R2** | Packaging/RoHS | Tape & Reel, Lead-free / RoHS Compliant | --- ### 2. Technical Specifications The following table highlights the typical operating parameters for this class of capacitor: | Feature | Specification | | :--- | :--- | | **Capacitance** | 100 µF | | **Voltage (DC)** | 50V | | **Operating Temperature** | -55°C to +105°C | | **Mounting Type** | Surface Mount (SMD) / V-Chip | | **Lifetime** | 2,000 to 5,000 hours (at 105°C) | | **Polarity** | Polarized (Positive/Negative terminals) | --- ### 3. Electronic Function & Application This component is used primarily in power management and signal processing. * **Decoupling/Bypassing:** Placed near Integrated Circuits (ICs) to filter out high-frequency noise from power supply lines. * **Smoothing:** Used in AC-to-DC converters or DC-to-DC buck/boost converters to reduce voltage ripple. * **Energy Storage:** Provides a small reservoir of energy to maintain voltage stability during sudden load changes. * **Typical Environments:** Automotive electronics, industrial power supplies, and LED lighting drivers where heat dissipation is a factor. --- ### 4. Schematic Representation In a circuit diagram, it is represented as a polarized capacitor: ```text + | | - ----||---- | | (Anode) (Cathode) ``` *Note: The physical component has a black mark (stripe) on the top of the metal can to indicate the **Negative (Cathode)** terminal.*