The **HTK-63V100MF61EQ-R2** is a specialized surface-mount (SMD) electronic component, specifically a **Conductive Polymer Hybrid Aluminum Electrolytic Capacitor**. These components are known for combining the low ESR (Equivalent Series Resistance) of polymer capacitors with the high voltage rating and reliability of standard electrolytic capacitors. --- ## 1. Technical Specifications | Parameter | Value | | :--- | :--- | | **Capacitance** | 10 µF | | **Voltage Rating** | 63 V DC | | **Tolerance** | ±20% | | **Operating Temperature** | -55°C to +125°C | | **Endurance (Lifetime)** | 4,000 hours at 125°C | | **Case Size (Diameter x Length)** | 6.3mm x 6.1mm | | **Mounting Type** | Surface Mount (SMD) | | **Packaging** | Tape & Reel (R2 suffix usually denotes reel) | --- ## 2. Key Features and Construction ### Hybrid Technology This part uses a "Hybrid" electrolyte consisting of both a **conductive polymer** and a **liquid electrolyte**. * **Polymer:** Provides extremely low ESR and handles high ripple currents. * **Liquid Electrolyte:** Allows for "self-healing" properties, which increases the voltage breakdown resistance and improves reliability under high temperature. ### Performance Benefits 1. **Low ESR:** Significant reduction in internal resistance compared to standard electrolytic capacitors, leading to less heat generation. 2. **High Ripple Current:** Capable of handling significant AC components in power circuits. 3. **AEC-Q200 Compliance:** Often used in automotive applications where vibration and thermal shock resistance are mandatory. --- ## 3. Application Use Cases These capacitors are typically found in high-reliability power management circuits: * **Automotive Electronics:** Engine control units (ECUs), ADAS sensors, and lighting systems. * **Industrial Power Supplies:** DC/DC converters and voltage regulators where space is limited. * **Telecommunications:** Base station equipment requiring long-term stability in outdoor environments. --- ## 4. Part Number Breakdown (Typical) | Segment | Description | | :--- | :--- | | **HTK** | Series series (High Temperature/High Voltage Hybrid) | | **63V** | Rated Voltage (63 Volts) | | **100** | Capacitance code (10 + 0 zeros = 10µF) | | **MF61** | Case Size code (6.3 x 6.1 mm) | | **EQ-R2** | Lead style and Tape/Reel packaging designation |