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Littelfuse 0.75 A 72V Resettable Fuse with Radial Lead Orientation RXEF075
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 72V |
| Brand | Littelfuse |
| Height | 15.2mm |
| Length | 10.2mm |
| Model | RXEF075 |
| Width | 3mm |
| Current Rating | 40A |
| Series | RXEF |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -40°C |
| Trip Current | 1.5A |
| Power Dissipation | 0.92W |
| Standards/Approvals | RoHS, CSA, UL, TUV, CQC |
| Time to Trip | 6.3s |
| Hold Current | 0.75A |
| Minimum Resistance | 0.25Ω |
| Maximum Resistance | 600mΩ |
| Lead Orientation | Radial |
Key Features
- The fuse features a hold current rating of 0.75 amperes for precise circuit protection.
- It has a fast time-to-trip of 6.3 seconds to respond quickly to overcurrent conditions.
- Compact dimensions of 10.2 mm length, 15.2 mm height, and 3 mm width enable easy PCB mounting.
- The device offers a maximum operating temperature of 60°C and a minimum of -40°C for reliable performance.
- The fuse is RoHS compliant and approved by CSA, UL, TUV, and CQC standards.
- Its radial lead orientation allows simple installation in various electronic applications.
- The RXE series employs PolySwitch™ technology to allow resettable operation thousands of times.
- It delivers low resistance and power dissipation of 0.92 W for efficient protection.
Product Description
Littelfuse RXEF075 Resettable Fuse is a specialized protective device rated at 0.75 A hold current and 72 volts, specifically designed for safeguarding sensitive electrical and electronic circuits. It features the PolySwitch™ RXE Series technology that supports fast automatic reset of the fuse after overload conditions are cleared, making it suitable for repeated usage without replacement.
The fuse’s compact size, with dimensions measuring 10.2 mm in length, 15.2 mm in height, and 3 mm in width, allows integration on printed circuit boards with radial leads facilitating easy installation. It operates reliably across a wide temperature range from -40°C to 60°C, ensuring performance in diverse environments.
Key certifications including RoHS compliance, CSA, UL, TUV, and CQC approvals confirm its adherence to international quality and safety standards. The device supports trip current at 1.5 A with a rapid trip time of approximately 6.3 seconds, providing efficient protection against overcurrent.
Engineered for applications such as printers, satellite receivers, industrial control systems, transformers, computer motherboards, modems, USB hubs, gaming consoles, phones, fax machines, and both analog and digital line cards, this fuse is widely applicable across commercial and industrial sectors.
The fuse is maintenance free and automatically resets itself thousands of times to provide reliable protection. It has a low resistance during normal operation and switches to high resistance instantly under fault conditions.
The device’s small physical footprint enables efficient use of PCB space. It protects delicate electronics from damage caused by excessive current and short circuits. The radial lead configuration simplifies integration and assembly in manufacturing.
This model belongs to the RXEF series offering a range of current ratings and voltages for various applications.
For industrial, laboratory, and commercial uses involving electrical protection, the Littelfuse RXEF075 resettable fuse is a reliable component to minimize downtime and protect equipment integrity. Explore other Resettable Fuses and circuit protection devices in the Electonics & Electricals category on EnvMart.
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Frequently Asked Questions
The hold current rating of this resettable fuse is 0.75 amperes, providing precise circuit protection.
This model has a maximum voltage rating of 72 volts, suitable for various electronic applications.
The trip current for this fuse is 1.5 amperes, allowing it to respond effectively to overcurrent conditions.
The dimensions of this resettable fuse are 10.2 mm in length, 15.2 mm in height, and 3 mm in width, facilitating easy PCB mounting.
The fuse features a fast time-to-trip of approximately 6.3 seconds, ensuring quick response to overcurrent situations.
It operates reliably within a temperature range of -40°C to 60°C, making it suitable for diverse environments.
This resettable fuse is RoHS compliant and approved by CSA, UL, TUV, and CQC standards, confirming its adherence to quality and safety regulations.
The radial lead orientation allows for simple installation in various electronic applications, making it easier to integrate into printed circuit boards.
The power dissipation of this model is 0.92 watts, ensuring efficient protection with low resistance during normal operation.
It is suitable for applications such as printers, satellite receivers, industrial control systems, and computer motherboards, among others.
The minimum resistance during normal operation is 0.25 ohms, which helps in maintaining low power dissipation.
It is designed to automatically reset thousands of times after overload conditions are cleared, providing reliable protection without replacement.
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