The part number **RVR-35V151MGA5U-R2** corresponds to a specific Surface Mount (SMT) Aluminum Electrolytic Capacitor. This component is typically manufactured by brands like ELNA or similar specialty capacitor manufacturers, designed for high reliability and space-saving applications. --- ### ## Technical Specifications Below is a breakdown of the electrical and physical characteristics of this component: | Parameter | Specification | | :--- | :--- | | **Capacitance** | 150 µF (indicated by `151`) | | **Voltage Rating** | 35V DC | | **Tolerance** | ±20% (Standard) | | **Mounting Type** | Surface Mount (SMD / V-Chip) | | **Operating Temperature** | -40°C to +105°C (Standard High Temp) | | **Series** | RVR (Low Impedance / Anti-vibration) | | **Size Code** | G (Refers to specific diameter/height, e.g., 8x10mm) | --- ### ### Part Number Breakdown Understanding the nomenclature helps in identifying replacement or equivalent parts: 1. **RVR**: The Series name. RVR series capacitors are often characterized by **low impedance** and are designed for use in power supply circuits and automotive electronics. 2. **35V**: The maximum working voltage (35 Volts). 3. **151**: The capacitance code. `15` is the significant figure, and `1` is the multiplier ($15 \times 10^1 = 150 \text{ µF}$). 4. **M**: Tolerance code (M = ±20%). 5. **GA5U**: Packaging and Case size dimensions. 6. **R2**: Taping/Reel specification (for automated pick-and-place assembly). --- ### ### Key Features and Applications * **Low ESR/Impedance:** Designed to handle high ripple currents and provide stable power filtering. * **Vertical Chip (V-Chip):** The "Vertical" design allows for a small footprint on the PCB compared to through-hole radial capacitors. * **Applications:** * **Automotive Electronics:** Used in ECUs and infotainment systems due to vibration resistance. * **Power Supplies:** Ideal for DC-DC converters and switching regulators. * **Industrial Equipment:** General-purpose filtering in compact industrial controllers. --- ### ### Design Considerations When replacing or designing with this part, ensure the following: * **Polarity:** As an electrolytic capacitor, it is polarized. The negative terminal is usually marked with a black or colored band on the top of the casing. * **Reflow Soldering:** Because it is an SMD component, it must be soldered according to a specific thermal profile to avoid damaging the internal electrolyte.