The **MGP50F-R100-C** is a high-precision, metal film resistor manufactured by **Stackpole Electronics**. This specific part is designed for applications where high stability and low resistance values are required. --- ### ## Technical Specifications Below is the breakdown of the electronic parameters for this component: | Feature | Value | Description | | :--- | :--- | :--- | | **Resistance** | $0.1 \Omega$ (R100) | Very low ohmic resistance | | **Tolerance** | $\pm 1\%$ (F) | Precision tolerance | | **Power Rating** | $0.5 \text{ W}$ (1/2 Watt) | Power dissipation capability at $70^\circ\text{C}$ | | **Temperature Coefficient** | $\pm 50 \text{ ppm/}^\circ\text{C}$ (C) | Stability of resistance over temperature changes | | **Technology** | Metal Film | Offers better noise and stability than carbon film | | **Package / Case** | Axial Lead | Through-hole mounting style | --- ### ### Part Number Breakdown Understanding the nomenclature helps in identifying the exact variant: 1. **MGP**: Series Name (Metal Film, General Purpose/Precision). 2. **50**: Power rating code (50 represents $0.5$ Watts). 3. **F**: Resistance tolerance code ($\pm 1\%$). 4. **R100**: The resistance value. "R" acts as the decimal point ($0.100 \Omega$). 5. **C**: Temperature Coefficient of Resistance (TCR) code ($\pm 50 \text{ ppm/}^\circ\text{C}$). --- ### ### Key Electronic Characteristics * **Low Resistance Value:** At $0.1 \Omega$, this resistor is often used for **Current Sensing**. By measuring the voltage drop across this resistor, a circuit can determine the amount of current flowing through a branch ($I = V/R$). * **Low Noise:** Metal film construction provides significantly lower thermal noise compared to carbon composition resistors, making it suitable for sensitive analog circuits. * **Thermal Stability:** The "C" rating ($50 \text{ ppm}$) ensures that the resistance value remains consistent even as the component heats up during operation. * **Axial Configuration:** It is designed for Through-Hole Technology (THT) on PCBs, providing a robust mechanical connection. --- ### ### Common Applications * **Power Supplies:** Used in feedback loops or current monitoring. * **Motor Controllers:** To sense the load current of the motor. * **Battery Management Systems (BMS):** For monitoring charge/discharge rates. * **Audio Equipment:** High-fidelity circuits requiring low-noise components.