The **FRL1ER-R82-JBW** is a high-precision, flame-retardant power resistor. It is designed for applications requiring high reliability and low inductance, typically found in power supply circuits, automotive electronics, and industrial controls. --- ### 1. Technical Specifications Below is a breakdown of the technical characteristics based on the part number nomenclature: | Parameter | Specification | Description | | :--- | :--- | :--- | | **Resistance Value** | 0.82 $\Omega$ (R82) | High-precision low-ohm resistance. | | **Tolerance** | $\pm 5\%$ (J) | Standard tolerance for power applications. | | **Power Rating** | 1 Watt | Maximum power dissipation at rated temperature. | | **Series Type** | FRL | Flame Retardant, Lead-free axial series. | | **Packaging** | Bulk/Tape (BW) | Indicates lead wire style and packaging format. | --- ### 2. Component Composition This component is generally constructed as a **Metal Film** or **Metal Oxide** resistor, optimized for thermal stability. * **Core:** High-grade ceramic rod providing excellent thermal conductivity. * **Resistive Element:** A thin layer of metal oxide or metal film deposited on the ceramic core. * **Coating:** A flame-retardant silicone or epoxy resin coating (UL 94V-0 compliant). * **Terminations:** Solder-plated copper or copper-clad steel wires. --- ### 3. Key Features and Usage #### Key Features * **Flameproof Construction:** The coating will not ignite or support combustion even under severe overload conditions. * **High Stability:** Maintains resistance value under high temperature and humidity. * **Low Inductance:** Suitable for high-frequency switching environments. #### Typical Applications * **Surge Protection:** Acting as a sacrificial component or current limiter. * **Current Sensing:** Used in low-side sensing for motor drivers. * **Power Supplies:** Common in AC/DC converters and voltage regulation circuits. --- ### 4. Part Number Decoding The suffix **-JBW** often refers to specific manufacturer standards (likely RCD Components or similar manufacturers): ```text FRL 1E R-R82 -J BW | | | | | Series | Value Tol Packaging Size/Power ```