## Technical Specifications for HT-10V221MF80Q-R2 The part number **HT-10V221MF80Q-R2** refers to a high-temperature, surface-mount (SMD) **Aluminum Electrolytic Capacitor**. These components are essential for energy storage, filtering, and smoothing in electronic circuits. ### 1. Breakdown of the Part Number The alphanumeric code typically describes the physical and electrical characteristics: | Code Segment | Description | Specific Value | | :--- | :--- | :--- | | **HT** | Series Code | High Temperature / High Reliability | | **10V** | Voltage Rating | 10 Volts DC (Maximum Working Voltage) | | **221** | Capacitance | 220 µF (22 x 10^1) | | **M** | Tolerance | ±20% | | **F80** | Case Size | Often corresponds to 6.3mm x 7.7mm or 8mm diameter | | **Q-R2** | Packaging/Special | Tape & Reel packaging / RoHS Compliant | --- ### 2. Key Technical Features * **Type:** Hybrid or standard Aluminum Electrolytic (SMD Type). * **Capacitance:** 220 Microfarads (µF). * **Voltage:** 10V (Best suited for 3.3V or 5V rail filtering). * **Operating Temperature:** Usually rated up to **105°C** or **125°C** (indicated by the "HT" series prefix). * **Polarity:** Polarized component (must be installed with the correct positive/negative orientation). --- ### 3. Applications and Use Cases These capacitors are commonly found in compact electronic assemblies where vertical space is limited but high capacitance is required. * **Power Management:** Used in DC-DC converters to smooth output ripples. * **Decoupling:** Placed near integrated circuits (ICs) to suppress high-frequency noise. * **Consumer Electronics:** Found in motherboards, laptops, and peripheral devices. * **Automotive/Industrial:** Used in control modules due to the high-temperature (HT) rating which ensures longevity under heat. --- ### 4. Schematic Representation In a circuit diagram, this component is represented as a polarized capacitor: ```text + || ------- ||------- - || (Cathode marked with a stripe on the physical part) ```