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Littelfuse 0.9 A Resettable Fuse 30V DC Radial Lead RUEF090
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 30V dc |
| Brand | Littelfuse |
| Height | 12.2mm |
| Length | 7.4mm |
| Model | RUEF090 |
| Width | 3mm |
| Current Rating | 100A |
| Series | RUEF |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -40°C |
| Trip Current | 1.8A |
| Power Dissipation | 0.6W |
| Standards/Approvals | UL, RoHS, CSA, CQC, TUV |
| Time to Trip | 5.9s |
| Hold Current | 0.9A |
| Minimum Resistance | 0.07Ω |
| Maximum Resistance | 220mΩ |
| Lead Orientation | Radial |
Key Features
- Trip current of 1.8A provides reliable circuit interruption.
- Hold current of 0.9A maintains normal operation without nuisance trips.
- Compact size with 7.4mm length, 12.2mm height, and 3mm width.
- Operates in temperature range from -40°C to 60°C ensuring robust performance.
- Power dissipation rated at 0.6W for efficient energy handling.
- Radial lead design allows easy PCB mounting and integration.
- Complies with UL, RoHS, CSA, CQC, and TUV standards for safety and quality.
Product Description
Littelfuse RUEF090 is a resettable fuse designed for circuit protection in electrical and electronic devices operating at 30V DC with a hold current rating of 0.9A.
This radial lead fuse rapidly switches from low resistance to high resistance when an overload or short circuit occurs, protecting circuits from damage through its automatic reset capability once fault conditions clear and power is removed.
Featuring a trip current of 1.8A and a time to trip of 5.9 seconds, it offers precise and reliable interruption to safeguard power supplies, automotive electronics, medical devices, instrumentation, control systems, and telecommunications equipment.
Its compact dimensions (7.4mm length, 12.2mm height, 3mm width) and maintenance-free design enable easy installation on PCBs without requiring a fuseholder, optimizing board space.
Constructed to withstand operating temperatures from -40°C to 60°C and demonstrating a minimal resistance of 0.07Ω, it dissipates power up to 0.6W efficiently. The fuse is certified by UL, RoHS, CSA, CQC, and TUV, assuring compliance to international safety and quality standards.
Trip current of 1.8A provides reliable circuit interruption. Rated voltage of 30V DC suitable for various electronic systems. Hold current of 0.9A maintains normal operation without nuisance trips. Compact size with 7.4mm length, 12.2mm height, and 3mm width.
Operates in temperature range from -40°C to 60°C ensuring robust performance. Power dissipation rated at 0.6W for efficient energy handling. Radial lead design allows easy PCB mounting and integration. Complies with UL, RoHS, CSA, CQC, and TUV standards for safety and quality.
This resettable fuse is ideal for industrial and commercial applications such as security systems, power supplies, transformers, automotive instrumentation, control electronics, computers, and audiovisual telecommunications, where reliable overcurrent protection and automatic resetting are essential.
Explore more Resettable Fuses and circuit protection devices in the Electronics & Electricals category at EnvMart.
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Frequently Asked Questions
The trip current of the Littelfuse RUEF090 is 1.8A, which provides reliable circuit interruption during overload or short circuit conditions.
This model has a hold current rating of 0.9A, allowing normal operation without nuisance trips.
The Littelfuse RUEF090 is rated for a maximum voltage of 30V DC, suitable for various electronic systems.
This unit has compact dimensions of 7.4mm in length, 12.2mm in height, and 3mm in width, facilitating easy PCB integration.
It operates effectively within a temperature range of -40°C to 60°C, ensuring robust performance in various environments.
The power dissipation for the Littelfuse RUEF090 is rated at 0.6W, which allows for efficient energy handling.
The time to trip for this model is 5.9 seconds, providing timely protection against overcurrent conditions.
This resettable fuse complies with several safety and quality standards, including UL, RoHS, CSA, CQC, and TUV.
The minimum resistance of the Littelfuse RUEF090 is 0.07Ω, which contributes to its effective operation.
This unit features a radial lead orientation, allowing for easy mounting on PCBs.
It is suitable for use in power supplies, automotive electronics, medical devices, instrumentation, control systems, and telecommunications equipment.
The maximum operating temperature for the Littelfuse RUEF090 is 60°C, ensuring reliable performance under high temperature conditions.
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