The **MHR16FAJ-R** is a specific part number typically associated with **Metal Film Fixed Resistors**, often used in precision electronics. Below is a detailed breakdown of its electronic characteristics and specifications. ### 1. Part Number Breakdown Based on standard industry nomenclature for these components, here is what the code represents: | Segment | Meaning | Description | | :--- | :--- | :--- | | **MHR** | Series Type | High-stability Metal Film Resistor. | | **16** | Power Rating | Typically represents **1/6W (0.166 Watts)**. | | **F** | Tolerance | **±1%** (Precision grade). | | **A** | Temperature Coefficient | Usually refers to **±50ppm/°C** or specific packaging code. | | **J** | Resistance Value | "J" often acts as a multiplier or tolerance indicator (5% if isolated), but in 1% series, it maps to specific ohmic values. | | **-R** | Packaging | **Tape & Reel** (Automated assembly ready). | --- ### 2. Key Technical Specifications These parts are engineered for stability and low noise. * **Resistance Material:** Metal Film (Nickel-chromium alloy deposited on a ceramic core). * **Operating Temperature:** Typically **-55°C to +155°C**. * **Voltage Rating:** Maximum working voltage is usually around **150V - 200V** for this size. * **Noise Level:** Very low; superior to carbon film resistors, making them ideal for audio and signal processing. --- ### 3. Applications The MHR series is designed for circuits where accuracy and thermal stability are critical. 1. **Audio Equipment:** Low thermal noise ensures clear signal reproduction. 2. **Instrumentation:** High precision (1% tolerance) is used for measurement bridges and sensors. 3. **Telecommunications:** Used in filtering circuits due to low inductance. 4. **Medical Electronics:** Reliable performance under varying temperature conditions. --- ### 4. Comparison Table: Metal Film vs. Carbon Film | Feature | Metal Film (MHR) | Carbon Film | | :--- | :--- | :--- | | **Precision** | High (±1%) | Low (±5%) | | **Temp. Coefficient** | Excellent (Low drift) | Poor (High drift) | | **Noise** | Very Low | Moderate/High | | **Cost** | Slightly Higher | Low | ---