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HomeProductsCircuit ProtectionFuses0451.315MRL
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0451.315MRL - Littelfuse Inc.

Manufacturer Part Number
0451.315MRL
Manufacturer
Littelfuse
Allelco Part Number
32D-0451.315MRL
ECAD Model
Parts Description
FUSE BOARD MNT 315MA 125VAC/VDC
Package
2-SMD, Square End Block
Data sheet
451, 453 Series NANO2® Fuse.pdf
451, 453 Series NANO2® Fuse.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 44390

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Specifications

0451.315MRL Tech Specifications
Littelfuse Inc. - 0451.315MRL technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0451.315MRL

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 125 V  
Voltage Rating - AC 125 V  
Size / Dimension 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)  
Series NANO²® 451  
Response Time Fast Blow  
Package / Case 2-SMD, Square End Block  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 125°C  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Melting I²t 0.0311  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 0.3918 Ohms  
Current Rating (Amps) 315 mA  
Color -  
Breaking Capacity @ Rated Voltage 50A  
Approval Agency CSA, UL  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8536.10.0040

Parts Introduction

Manufacturer Part Number

315MRL

Manufacturer

littelfuse

Introduction

The Littelfuse 0451.315MRL is a high-performance, surface-mount fuse that provides reliable circuit protection in a compact package. This fuse is designed to protect sensitive electronic circuits from overcurrent and short-circuit conditions, ensuring the safety and reliability of the overall system.

Product Features and Performance

Compact 2-SMD, square end block package

Current rating of 315 mA

Voltage rating of 125 V AC/DC

Fast-blow response time

Breaking capacity of 50A at rated voltage

Melting I²t of 0.0311

Operates within a temperature range of -55°C to 125°C

Low DC cold resistance of 0.3918 Ohms

Product Advantages

Compact and space-saving design

High-performance circuit protection

Reliable and durable construction

Approvals from CSA and UL for safety and quality assurance

Key Reasons to Choose This Product

Robust circuit protection for sensitive electronics

Compact size for efficient board layout

Proven reliability and long-lasting performance

Compliance with safety standards for peace of mind

Cost-effective solution for circuit protection needs

Quality and Safety Features

CSA and UL approvals for safety and quality

Designed and manufactured to the highest industry standards

Rigorous testing and quality control measures

Compatibility

This Littelfuse 0451.315MRL fuse is compatible with a wide range of electronic devices and applications that require reliable circuit protection, including consumer electronics, industrial equipment, and more.

Application Areas

Consumer electronics

Industrial equipment

Telecommunications

Automotive electronics

Medical devices

Power supplies

General electronic circuits

Product Lifecycle

The Littelfuse 0451.315MRL fuse is an active and currently available product. There are no immediate plans for discontinuation, and Littelfuse continues to offer this model as part of their NANO² 451 series of surface-mount fuses. If you require further information or have any questions about this product or equivalent/alternative models, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 0451.315MRL

Product Attribute 0451.315MRL 0451.125MR 0451.160MRL 0451.375MRL
Part Number 0451.315MRL 0451.125MR 0451.160MRL 0451.375MRL
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C
Response Time Fast Blow Fast Blow Fast Blow Fast Blow
Voltage Rating - DC 125 V 125 V 125 V 125 V
Breaking Capacity @ Rated Voltage 50A 50A 50A 50A
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage Rating - AC 125 V 125 V 125 V 125 V
Current Rating (Amps) 315 mA 125 mA 160 mA 375 mA
Package / Case 2-SMD, Square End Block 2-SMD, Square End Block 2-SMD, Square End Block 2-SMD, Square End Block
DC Cold Resistance 0.3918 Ohms 1.7 Ohms 1.2157 Ohms 0.61 Ohms
Series NANO²® 451 NANO²® 451 NANO²® 451 NANO²® 451
Approval Agency CSA, UL CSA, UL CSA, UL CSA, UL
Melting I²t 0.0311 0.00286 0.0048 0.0425
Color - - - -
Size / Dimension 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) 0.240' L x 0.106' W x 0.106' H (6.10mm x 2.69mm x 2.69mm) 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)

0451.315MRL Datasheet PDF

Download 0451.315MRL pdf datasheets and Littelfuse Inc. documentation for 0451.315MRL - Littelfuse Inc..

Datasheets
451, 453 Series NANO2® Fuse.pdf
PCN Packaging
EAC Mark 20/Feb/2018.pdf
HTML Datasheet
451, 453 Series NANO2® Fuse.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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0451.315MRL Image

0451.315MRL

Littelfuse Inc.
32D-0451.315MRL

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