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Bourns Resettable Fuse 1.85 A Current Rating 72V Voltage Radial Leaded MF-RX185/72-0
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 72V |
| Brand | Bourns |
| Height | 21.18mm |
| Length | 15.18mm |
| Model | MF-RX185/72-0 |
| Width | 3.1mm |
| Current Rating | 40A |
| Series | MF-RX/72 |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -40°C |
| Trip Current | 3.7A |
| Power Dissipation | 2.1W |
| Standards/Approvals | RoHS, UL |
| Lead Diameter | 0.81mm |
| Time to Trip | 12.6s |
| Hold Current | 1.85A |
| Minimum Resistance | 0.08Ω |
| Maximum Resistance | 190mΩ |
| Lead Orientation | Radial |
Key Features
- Automatically resets thousands of times without replacement.
- Radial lead orientation for easy PCB mounting.
- Operating temperature range from -40°C to 85°C for reliable performance.
- Complies with RoHS and UL standards for safety and quality.
- Power dissipation capability of 2.1W.
- Quick transition from low to high resistance during faults to protect circuits.
- Maintenance-free design saves time and cost.
- Suitable for use in security systems, power supplies, automotive, medical equipment, and telecommunications.
Product Description
Bourns MF-RX185/72-0 is a resettable fuse designed to protect electrical and electronic circuits by automatically resetting itself after fault conditions have been corrected. It features a hold current of 1.85 A and operates at a voltage rating of 72V, suitable for a wide range of industrial, automotive, and commercial applications.
The fuse uses radial leads with a diameter of 0.81mm for easy integration onto printed circuit boards. Its robust construction includes a cured flame retardant epoxy polymer complying with UL 94V-0 standards, ensuring safety and durability in harsh environments. The device rapidly switches from a low resistance state to a high resistance state upon overload, preventing damage from excessive currents.
With a trip current of 3.7A and time to trip of 12.6 seconds, this device offers precise circuit protection. The fuse has compact dimensions of 15.18mm length, 21.18mm height, and 3.1mm width, making it suitable for use in space-constrained equipment.
The product is maintenance-free and capable of resetting thousands of times automatically, eliminating the need for fuse replacements. Its power dissipation rating is 2.1W, and it operates reliably within a temperature range of -40°C to 85°C.
Bourns MF-RX185/72-0 is ideal for security systems, power supplies, transformers, power switching devices, automotive and medical equipment, instrumentation and control, computers, peripherals, audio-visual, and telecommunications equipment applications.
Automatically resets thousands of times without replacement. Radial lead orientation for easy PCB mounting. Compact size with precise dimensions for easy integration. Operating temperature range from -40°C to 85°C. Complies with RoHS and UL standards.
Power dissipation of 2.1 watts ensures reliability. Fast response to overload and short circuit conditions. Maintenance free for reduced downtime. Wide range of industrial, automotive, and commercial applications. For further selection of related components and circuit protection devices, please explore the Resettable Fuse category and the Bourns brand at EnvMart.
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Frequently Asked Questions
The Bourns MF-RX185/72-0 has a current rating of 1.85 A.
This resettable fuse operates at a voltage rating of 72V.
The trip current for this model is 3.7 A.
The dimensions of the Bourns MF-RX185/72-0 are 15.18 mm in length, 21.18 mm in height, and 3.1 mm in width.
It operates within a temperature range of -40°C to 85°C.
The fuse rapidly switches from a low resistance state to a high resistance state upon overload, preventing damage from excessive currents.
This model has a power dissipation capability of 2.1 W.
The Bourns MF-RX185/72-0 complies with RoHS and UL standards.
The time to trip for the MF-RX185/72-0 is 12.6 seconds.
The lead diameter for this resettable fuse is 0.81 mm.
This resettable fuse is suitable for use in security systems, power supplies, automotive, medical equipment, and telecommunications.
The MF-RX185/72-0 features a radial lead orientation for easy PCB mounting.
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