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Littelfuse 0.25 A Resettable Fuse 240V dc, Radial Lead, LVR Series LVR025K
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 240V dc |
| Brand | Littelfuse |
| Height | 18.8mm |
| Length | 9.6mm |
| Model | LVR025K |
| Width | 3.8mm |
| Current Rating | 3.5A |
| Series | LVR |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -40°C |
| Trip Current | 560mA |
| Power Dissipation | 1.5W |
| Standards/Approvals | RoHS, TUV, UL, CSA |
| Time to Trip | 18.5s |
| Hold Current | 0.25A |
| Minimum Resistance | 1.3Ω |
| Maximum Resistance | 3.8Ω |
| Lead Orientation | Radial |
Key Features
- The radial lead orientation ensures easy PCB mounting and reliable connections.
- PolySwitch™ technology provides automatic reset after fault conditions are cleared.
- Fast time-to-trip of 18.5 seconds enhances circuit protection.
- Compact dimensions of 9.6mm length, 3.8mm width, and 18.8mm height make it suitable for space-constrained applications.
- Rated for continuous current up to 3.5 A with power dissipation of 1.5 W.
- Operating temperature range from -40°C to 60°C supports diverse environmental conditions.
- Meets RoHS compliance and is approved by TUV, UL, and CSA standards.
- Ideal for use in medical equipment, security systems, transformers, USB hubs, and telecommunications devices.
Product Description
Littelfuse LVR025K is a high-quality resettable fuse designed for reliable overcurrent protection in electrical and electronic circuits operating at 240 V dc.
Featuring a hold current of 0.25 A and a trip current of 560 mA, it offers precise circuit safeguarding with a fast time-to-trip of 18.5 seconds. The fuse uses PolySwitch™ Mains Rated technology in the LVR series, providing automatic reset and maintenance-free operation, eliminating the need for fuseholders.
The LVR025K fuse has a compact form factor with dimensions of 9.6 mm length, 3.8 mm width, and 18.8 mm height, making it ideal for integration on PCBs featuring radial lead orientation. It offers a current rating of up to 3.5 A and power dissipation of 1.5 W, suitable for varied electrical loads.
This resettable fuse withstands operating temperatures ranging from -40°C to 60°C and maintains low resistance ranging from 1.3 Ω minimum to 3.8 Ω maximum. Its compliance with RoHS and approvals from global safety agencies such as TUV, UL, and CSA ensure safety and regulatory conformance.
The radial lead orientation ensures easy PCB mounting and reliable connections. PolySwitch™ technology provides automatic reset after fault conditions are cleared. Fast time-to-trip of 18.5 seconds enhances circuit protection.
Compact dimensions of 9.6mm length, 3.8mm width, and 18.8mm height make it suitable for space-constrained applications. Rated for continuous current up to 3.5 A with power dissipation of 1.5 W. Operating temperature range from -40°C to 60°C supports diverse environmental conditions.
Meets RoHS compliance and is approved by TUV, UL, and CSA standards. Ideal for use in medical equipment, security systems, transformers, USB hubs, and telecommunications devices.
This Littelfuse resettable fuse is essential for industrial, medical, telecommunications, and manufacturing applications where circuit protection, safety, and automatic resetting capabilities are critical.
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Frequently Asked Questions
The hold current rating of this model is 0.25 A.
The trip current for this fuse is 560 mA.
This unit has dimensions of 9.6 mm in length, 3.8 mm in width, and 18.8 mm in height.
The maximum operating temperature for this model is 60°C.
It is rated for operation at 240 V dc.
This fuse utilizes PolySwitch™ technology for automatic reset after fault conditions are cleared.
The time-to-trip for this model is 18.5 seconds.
This fuse has a power dissipation rating of 1.5 W.
The minimum resistance is 1.3 Ω and the maximum resistance is 3.8 Ω.
It meets RoHS compliance and is approved by TUV, UL, and CSA standards.
This resettable fuse is ideal for use in medical equipment, security systems, transformers, USB hubs, and telecommunications devices.
The lead orientation of this model is radial, which ensures easy PCB mounting.
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