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HomeProductsCircuit ProtectionFuses044103.5WR
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044103.5WR - Littelfuse Inc.

Manufacturer Part Number
044103.5WR
Manufacturer
Littelfuse
Allelco Part Number
32D-044103.5WR
ECAD Model
Parts Description
FUSE BOARD MOUNT 3.5A 32VDC 0603
Package
0603 (1608 Metric)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 61550

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Specifications

044103.5WR Tech Specifications
Littelfuse Inc. - 044103.5WR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 044103.5WR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 32 V  
Size / Dimension 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm)  
Series 441  
Response Time Fast Blow  
Package / Case 0603 (1608 Metric)  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 150°C  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Melting I²t 0.9438  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 0.0117 Ohms  
Current Rating (Amps) 3.5 A  
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

5WR

Manufacturer

Littelfuse

Introduction

The Littelfuse 044103.5WR is a surface mount, cartridge style fuse with a 3.5A current rating and 32V DC voltage rating. This fuse is designed for use in a variety of electronic and electrical applications, providing reliable overcurrent protection to prevent damage to sensitive components.

Product Features and Performance

Current rating: 3.5A

Voltage rating: 32V DC

Fast-blow response time

Small 0603 (1608 metric) package size

High breaking capacity of 50A

Low cold resistance of 0.0117 Ohms

Operating temperature range of -55°C to 150°C

Approvals: CSA, UL

Product Advantages

Compact size for space-constrained applications

Reliable overcurrent protection to safeguard sensitive electronics

Fast-acting fuse response to quickly interrupt fault conditions

Broad operating temperature range for use in diverse environments

Certifications ensure compliance with relevant safety standards

Key Reasons to Choose This Product

Proven reliability and performance from a trusted brand like Littelfuse

Versatile design suitable for a wide range of circuit protection applications

Efficient thermal management and low power loss due to low resistance

Comprehensive safety approvals provide peace of mind

Cost-effective solution for reliable circuit protection

Quality and Safety Features

Designed and manufactured to the highest quality standards

Tested and certified to meet CSA and UL safety requirements

Robust construction for reliable operation in challenging environments

Compatibility

The Littelfuse 044103.5WR fuse is compatible with a variety of electronic and electrical applications, including:

Consumer electronics

Telecommunications equipment

Industrial automation and control systems

Power supplies and chargers

Automotive electronics

Application Areas

Overcurrent protection for sensitive electronic circuits

Safeguarding power supplies and distribution systems

Circuit protection for various industrial and commercial applications

Product Lifecycle

The Littelfuse 044103.5WR is an active, in-production product. There are no immediate plans for discontinuation. Customers should check with Littelfuse or their authorized distributors for the latest product availability and lifecycle information. If you require further assistance, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 044103.5WR

Product Attribute 044103.5WR 0443005.DR 044302.5DR 0441002.WR
Part Number 044103.5WR 0443005.DR 044302.5DR 0441002.WR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Response Time Fast Blow Slow Blow Slow Blow Fast Blow
Operating Temperature -55°C ~ 150°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 150°C
Approval Agency CSA, UL cULus cULus CSA, UL
Package / Case 0603 (1608 Metric) 2-SMD, Square End Block 2-SMD, Square End Block 0603 (1608 Metric)
Size / Dimension 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm) 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)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
DC Cold Resistance 0.0117 Ohms 0.0115 Ohms 0.035 Ohms 0.0302 Ohms
Color - - - -
Voltage Rating - DC 32 V - - 32 V
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
Series 441 NANO²® 443 NANO²® 443 441
Current Rating (Amps) 3.5 A 5 A 2.5 A 2 A
Breaking Capacity @ Rated Voltage 50A 50A 50A 50A
Melting I²t 0.9438 127.79 18.13 0.3103

044103.5WR Datasheet PDF

Download 044103.5WR pdf datasheets and Littelfuse Inc. documentation for 044103.5WR - Littelfuse Inc..

Datasheets
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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044103.5WR Image

044103.5WR

Littelfuse Inc.
32D-044103.5WR

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