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HomeProductsCircuit ProtectionFuses0453.250NR
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0453.250NR - Littelfuse Inc.

Manufacturer Part Number
0453.250NR
Manufacturer
Littelfuse
Allelco Part Number
32D-0453.250NR
ECAD Model
Parts Description
FUSE BOARD MNT 250MA 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: 32428

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Specifications

0453.250NR Tech Specifications
Littelfuse Inc. - 0453.250NR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0453.250NR

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® 453  
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 0.0158  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 0.5765 Ohms  
Current Rating (Amps) 250 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

250NR

Manufacturer

Littelfuse

Introduction

The Littelfuse NANO² 453 series fuses are compact, surface-mount circuit protection devices designed for use in a variety of electronic applications. These fuses provide reliable overcurrent protection, helping to prevent damage to sensitive electronic components and ensuring the safety and reliability of your devices.

Product Features and Performance

Compact 2-SMD, square end block package

Current rating of 250 mA

Voltage rating of 125 VAC/VDC

Fast-blow response time

Breaking capacity of 50A at rated voltage

Melting I²t of 0.0158 A²s

Operating temperature range of -55°C to 125°C

Product Advantages

Miniature size for space-constrained designs

Reliable overcurrent protection

Fast-acting response to prevent damage

Robust construction for long-term reliability

Compliance with safety standards (CSA, UL)

Key Reasons to Choose This Product

Compact and space-saving design

Excellent overcurrent protection performance

Compliance with safety standards for peace of mind

Suitable for a wide range of electronic applications

Reliable and long-lasting operation

Quality and Safety Features

Compliant with CSA and UL safety standards

Robust construction for reliable performance

Thorough testing and quality control measures

Compatibility

These Littelfuse NANO² 453 series fuses are designed for surface-mount installation and can be used in a variety of electronic applications, including consumer electronics, industrial equipment, and telecommunications devices.

Application Areas

Consumer electronics

Industrial equipment

Telecommunications devices

Automotive electronics

Power supply systems

Medical devices

Product Lifecycle

The Littelfuse NANO² 453 series fuses are currently an active product. There are no known equivalent or alternative models available at this time. If you have any questions or need further assistance, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 0453.250NR

Product Attribute 0453.250NR 0453004.MR 0453.375MR 0453.750MR
Part Number 0453.250NR 0453004.MR 0453.375MR 0453.750MR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
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
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Series NANO²® 453 NANO²® 453 NANO²® 453 NANO²® 453
Color - - - -
DC Cold Resistance 0.5765 Ohms 0.016 Ohms 0.61 Ohms 0.245 Ohms
Approval Agency CSA, UL CSA, PSE, UL CSA, UL CSA, UL
Melting I²t 0.0158 3.152 0.0425 0.185
Current Rating (Amps) 250 mA 4 A 375 mA 750 mA
Voltage Rating - AC 125 V 125 V 125 V 125 V
Breaking Capacity @ Rated Voltage 50A 50A 50A 50A
Package / Case 2-SMD, Square End Block 2-SMD, Square End Block 2-SMD, Square End Block 2-SMD, Square End Block
Voltage Rating - DC 125 V 125 V 125 V 125 V
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)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

0453.250NR Datasheet PDF

Download 0453.250NR pdf datasheets and Littelfuse Inc. documentation for 0453.250NR - Littelfuse Inc..

Datasheets
451, 453 Series NANO2® Fuse.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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0453.250NR Image

0453.250NR

Littelfuse Inc.
32D-0453.250NR

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