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Littelfuse Non-Resettable Fuse Ceramic Body 3.5A 125V Super Fast Acting Series 451 045103.5MRL
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 125V |
| Brand | Littelfuse |
| Body Material | Ceramic |
| Height | 2.69mm |
| Model | 045103.5MRL |
| Depth | 6.1mm |
| Width | 2.69mm |
| Current Rating | 3.5A |
| Series | 451 |
| Maximum Operating Temperature | -55°C |
| Resistance | 0.02Ω |
| Package Type | Reel |
| Minimum Operating Temperature | 125°C |
| Breaking Capacity | 50A |
| Terminal Material | Tin Lead Plated, Gold Plated, Silver Plated |
| Standards/Approvals | RoHS, CSA, UL 248-1, CE |
| Fuse Characteristics | Super Fast Acting |
Key Features
- Compact ceramic body suitable for surface mount technology.
- Super fast acting fuse characteristic to protect sensitive electronics.
- Rated for 3.5 amperes current and 125 volts voltage.
- Breaking capacity of 50 amperes ensures robust fault clearance.
- Body resistant to temperatures from -55°C to 125°C for durability.
- Series 451 model designed for secondary side circuit protection.
- Terminal materials include tin lead plated, gold plated, and silver plated options.
- Meets RoHS, CSA, UL 248-1, and CE standards for quality assurance.
Product Description
Littelfuse 045103.5MRL non-resettable fuse is a ceramic body surface mount fuse rated at 3.5A and 125V, designed for fast acting protection of sensitive electronic circuits.
Featuring a super fast acting fuse characteristic, it provides effective overcurrent protection especially suited for high-value silicon ICs and other critical components. Its compact 2.69 mm width and height, with 6.1 mm depth, enable use in space-constrained PCB layouts.
The fuse has a breaking capacity of 50A and is built to withstand temperatures from -55°C up to 125°C, ensuring reliable performance under various environmental conditions. Terminal materials include tin lead plated, gold plated, and silver plated finishes to optimize conductivity and solderability.
Compliance with RoHS, CSA, UL 248-1, and CE standards attests to the high safety and quality levels of this fuse. It belongs to the Series 451 family of Littelfuse NANO2 surface mount fuses, which are designed for secondary side circuit overcurrent protection in applications such as alarm systems, audio/visual equipment, computer boards, portable telephones, power supplies, and medical apparatus.
The fuse is supplied on reels optimized for automated insertion into circuit boards, improving production efficiency. This non-resettable fuse ensures non-interruptible circuit protection requiring manual replacement after operation.
Compact ceramic body suitable for surface mount technology. Super fast acting fuse characteristic to protect sensitive electronics. Rated for 3.5 amperes current and 125 volts voltage. Breaking capacity of 50 amperes ensures robust fault clearance.
Dimensions of 2.69 x 2.69 x 6.1 mm allow space-saving PCB mounting. Body resistant to temperatures from -55°C to 125°C for durability. Series 451 model designed for secondary side circuit protection. Terminal materials include tin lead plated, gold plated, and silver plated options.
Meets RoHS, CSA, UL 248-1, and CE standards for quality assurance. Supplied in reel packaging ideal for automated assembly.
This Littelfuse non-resettable fuse is suitable for industrial electronics manufacturing, electrical equipment protection, and commercial electronic device safety. It is an essential component for engineers and technicians requiring reliable, compact fuse solutions. Browse Littelfuse products and Non-Resettable Fuses on EnvMart for more industrial-grade electrical protection devices.
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Frequently Asked Questions
This fuse is rated for a current of 3.5 amperes.
It is designed for a voltage of 125 volts.
The breaking capacity of this fuse is 50 amperes, ensuring effective fault clearance.
The dimensions are 2.69 mm in width, 2.69 mm in height, and 6.1 mm in depth.
It can operate in temperatures ranging from -55°C to 125°C.
The terminal materials include tin lead plated, gold plated, and silver plated options.
This fuse is supplied in reel packaging, which is optimized for automated assembly.
It meets RoHS, CSA, UL 248-1, and CE standards for quality assurance.
It features a super fast acting fuse characteristic, suitable for protecting sensitive electronics.
It is designed for secondary side circuit protection in applications such as alarm systems, audio/visual equipment, and medical apparatus.
The body of this fuse is made of ceramic, which is suitable for surface mount technology.
This fuse belongs to the Series 451 family of Littelfuse NANO2 surface mount fuses.
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