The part number **0RV6-R** refers to a high-voltage, fast-acting subminiature fuse manufactured by **Bel Fuse Inc.** This component is part of the **MRT series** (Micro Radial Tape), commonly used in power supplies and chargers. --- ### 1. Technical Specifications The 0RV6-R is a radial-leaded fuse designed for PCB mounting. Below are the primary electrical and physical characteristics: | Parameter | Specification | | :--- | :--- | | **Current Rating** | 1.6 Amps | | **Voltage Rating (AC)** | 250 Volts | | **Fuse Type** | Fast Acting (F) | | **Body Style** | Subminiature Radial (Cylindrical) | | **Material** | Thermoplastic Body / Tin-plated Copper Leads | | **Interrupting Rating** | 50A @ 250V AC | | **Operating Temp** | -55°C to +125°C | --- ### 2. Key Features * **Form Factor:** It features a small, round footprint which saves significant space on a printed circuit board (PCB) compared to traditional glass tube fuses. * **Safety Standards:** It is typically UL, CSA, and VDE recognized, ensuring it meets international safety requirements for overcurrent protection. * **Mounting:** It is designed for through-hole mounting. The "R" in the suffix often denotes that the product is RoHS compliant (Lead-Free). * **Protection Type:** Being "Fast Acting," it is designed to open the circuit almost immediately upon detecting an overload, protecting sensitive semiconductor components. --- ### 3. Common Applications This specific fuse is widely used in small-scale electronics where space is limited but high-voltage protection is necessary: 1. **AC/DC Adapters:** Protecting laptop and smartphone chargers. 2. **Battery Chargers:** Preventing fire hazards during charging cycles. 3. **Consumer Electronics:** Used in LED TVs, monitors, and set-top boxes. 4. **Industrial Controllers:** Protecting low-power sensors and control circuits. --- ### 4. Part Number Breakdown While manufacturer codes vary slightly, the Bel Fuse MRT series logic generally follows: * **MRT / 0R:** Series identifier (Micro Radial). * **V6:** Represents the current rating (1.6A). * **-R:** Indicates RoHS compliance.