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HomeProductsCircuit ProtectionFuses0443004.DR
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0443004.DR - Littelfuse Inc.

Manufacturer Part Number
0443004.DR
Manufacturer
Littelfuse
Allelco Part Number
32D-0443004.DR
ECAD Model
Parts Description
FUSE BOARD MOUNT 4A 250VAC 2SMD
Package
2-SMD, Square End Block
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 55140

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Specifications

0443004.DR Tech Specifications
Littelfuse Inc. - 0443004.DR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0443004.DR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - AC 250 V  
Size / Dimension 0.398' L x 0.123' W x 0.123' H (10.10mm x 3.12mm x 3.12mm)  
Series NANO²® 443  
Response Time Slow 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 70.56  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 0.016 Ohms  
Current Rating (Amps) 4 A  
Color -  
Breaking Capacity @ Rated Voltage 50A  
Approval Agency cULus  

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

DR

Manufacturer

Littelfuse

Introduction

The Littelfuse NANO² 443 Series surface mount fuse is a compact, high-performance circuit protection solution designed for a wide range of electronic applications. This fuse offers reliable overcurrent and short-circuit protection, ensuring the safety and reliability of your devices.

Product Features and Performance

Slow-blow response time for reliable protection against overcurrent and short-circuit conditions

High breaking capacity of 50A at rated voltage for robust fault handling

Wide operating temperature range of -55°C to 125°C for use in diverse environments

Compact 2-SMD, square end block package for space-efficient design

Product Advantages

Exceptional overcurrent and short-circuit protection

Compact size for space-constrained applications

Reliable performance across a wide temperature range

Easy surface mount installation for efficient manufacturing

Key Reasons to Choose this Product

Proven Littelfuse quality and reliability

Extensive overcurrent and short-circuit protection

Optimized for space-limited designs

Supported by Littelfuse's global technical expertise and customer service

Quality and Safety Features

Approved to cULus safety standards

Robust construction and design for reliable operation

Extensive testing and quality control measures

Compatibility

The Littelfuse NANO² 443 Series fuse is compatible with a wide range of electronic devices and systems, making it a versatile choice for various applications.

Application Areas

Consumer electronics

Industrial equipment

Telecommunications systems

Automotive electronics

Power supplies and chargers

Product Lifecycle

The Littelfuse NANO² 443 Series fuse is an active product. There are no plans for discontinuation, and there are no known equivalent or alternative models available at this time. If you have any further questions or need 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. 0443004.DR

Product Attribute 0443004.DR 0443.500DR 044301.5DR 0441005.WR
Part Number 0443004.DR 0443.500DR 044301.5DR 0441005.WR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current Rating (Amps) 4 A 500 mA 1.5 A 5 A
Color - - - -
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 150°C
Package / Case 2-SMD, Square End Block 2-SMD, Square End Block 2-SMD, Square End Block 0603 (1608 Metric)
Voltage Rating - AC 250 V 250 V 250 V -
Approval Agency cULus cULus cULus CSA, UL
Breaking Capacity @ Rated Voltage 50A 50A 50A 50A
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Series NANO²® 443 NANO²® 443 NANO²® 443 441
Melting I²t 70.56 1.61 14.72 1.6287
Size / Dimension 0.398' L x 0.123' W x 0.123' H (10.10mm x 3.12mm x 3.12mm) 0.398' L x 0.123' W x 0.123' H (10.10mm x 3.12mm x 3.12mm) 0.398' L x 0.123' W x 0.123' H (10.10mm x 3.12mm x 3.12mm) 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm)
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
DC Cold Resistance 0.016 Ohms 0.6 Ohms 0.1 Ohms 0.0073 Ohms
Response Time Slow Blow Slow Blow Slow Blow Fast Blow

0443004.DR Datasheet PDF

Download 0443004.DR pdf datasheets and Littelfuse Inc. documentation for 0443004.DR - Littelfuse Inc..

HTML Datasheet
Cylindrical Battery Holders.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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0443004.DR Image

0443004.DR

Littelfuse Inc.
32D-0443004.DR

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