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HomeProductsCircuit ProtectionFuses049403.5NR
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049403.5NR - Littelfuse Inc.

Manufacturer Part Number
049403.5NR
Manufacturer
Littelfuse
Allelco Part Number
32D-049403.5NR
ECAD Model
Parts Description
FUSE BRD MNT 3.5A 32VAC/VDC 0603
Package
0603 (1608 Metric)
Data sheet
494 Series.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 71240

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Specifications

049403.5NR Tech Specifications
Littelfuse Inc. - 049403.5NR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 049403.5NR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 32 V  
Voltage Rating - AC 32 V  
Size / Dimension 0.063" L x 0.032" W x 0.012" H (1.60mm x 0.81mm x 0.31mm)  
Series 494  
Response Time Fast Blow  
Package / Case 0603 (1608 Metric)  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -50°C ~ 90°C  
Mounting Type Surface Mount  
Melting I²t 0.4306  
Fuse Type Board Mount (Cartridge Style Excluded)  
Current Rating (Amps) 3.5 A  
Color -  
Breaking Capacity @ Rated Voltage 35A  
Approval Agency CSA, UR  

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

5NR

Manufacturer

littelfuse

Introduction

The littelfuse 049403.5NR is a high-performance surface mount circuit protection fuse designed for a wide range of electronic applications. This fuse offers reliable overcurrent protection, ensuring the safety and reliability of your electronic devices.

Product Features and Performance

Current Rating: 3.5A

Voltage Rating (AC/DC): 32V

Fast Blow Response Time

Breaking Capacity at Rated Voltage: 35A

Melting I²t: 0.4306

Compact 0603 (1608 Metric) Package Size

Wide Operating Temperature Range: -50°C to 90°C

Product Advantages

Robust and reliable overcurrent protection

Compact and space-saving design

Suitable for a variety of electronic applications

Compliant with industry safety standards (CSA, UR)

Key Reasons to Choose This Product

Proven reliability and performance from a trusted brand

Comprehensive overcurrent protection for your electronic devices

Efficient thermal management and compact footprint

Compatibility with a wide range of electronic applications

Quality and Safety Features

Compliant with industry safety standards (CSA, UR)

Rigorous quality control and testing processes

Compatibility

This fuse is designed for surface mount applications and can be used in a variety of electronic devices, including:

Computers and peripherals

Telecommunications equipment

Household appliances

Industrial automation systems

Medical devices

Application Areas

Circuit protection in electronic devices

Overcurrent protection for power supply circuits

Safety-critical applications requiring reliable fuse protection

Product Lifecycle

The littelfuse 049403.5NR is an active and in-production product. There are no known equivalent or alternative models at this time. If you have any questions or require 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. 049403.5NR

Product Attribute 049403.5NR 04941.25NRHF 0495030.ZXA 0494005.NR
Part Number 049403.5NR 04941.25NRHF 0495030.ZXA 0494005.NR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Voltage Rating - AC 32 V 32 V 32 V 32 V
Melting I²t 0.4306 0.0518 1480 0.9
Package / Case 0603 (1608 Metric) 0603 (1608 Metric), Concave Auto Link 0603 (1608 Metric)
Size / Dimension 0.063" L x 0.032" W x 0.012" H (1.60mm x 0.81mm x 0.31mm) 0.063" L x 0.032" W x 0.012" H (1.60mm x 0.81mm x 0.31mm) 0.555' L x 0.472' W x 1.063' H (14.10mm x 12.00mm x 27.00mm) 0.063" L x 0.032" W x 0.012" H (1.60mm x 0.81mm x 0.31mm)
Approval Agency CSA, UR CSA, UR UR CSA, UR
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Automotive Board Mount (Cartridge Style Excluded)
Series 494 494 JCASE™ 495 494
Color - - Pink -
Package Tape & Reel (TR) Tape & Reel (TR) Bulk Tape & Reel (TR)
Voltage Rating - DC 32 V 32 V - 32 V
Mounting Type Surface Mount Surface Mount Requires Holder Surface Mount
Operating Temperature -50°C ~ 90°C -55°C ~ 90°C -40°C ~ 125°C -50°C ~ 90°C
Current Rating (Amps) 3.5 A 1.25 A 30 A 5 A
Response Time Fast Blow Fast Blow Slow Blow Fast Blow
Breaking Capacity @ Rated Voltage 35A 35A 1kA 35A

049403.5NR Datasheet PDF

Download 049403.5NR pdf datasheets and Littelfuse Inc. documentation for 049403.5NR - Littelfuse Inc..

Datasheets
494 Series.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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049403.5NR Image

049403.5NR

Littelfuse Inc.
32D-049403.5NR

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