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HomeProductsCircuit ProtectionFuses0438.375WR
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0438.375WR - Littelfuse Inc.

Manufacturer Part Number
0438.375WR
Manufacturer
Littelfuse
Allelco Part Number
32D-0438.375WR
ECAD Model
Parts Description
FUSE BOARD MNT 375MA 32VAC 63VDC
Package
0603 (1608 Metric)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 72480

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Specifications

0438.375WR Tech Specifications
Littelfuse Inc. - 0438.375WR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0438.375WR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 63 V  
Voltage Rating - AC 32 V  
Size / Dimension 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm)  
Series 438  
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 0.0041  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 1.247 Ohms  
Current Rating (Amps) 375 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

375WR

Manufacturer

littelfuse

Introduction

The littelfuse 0438.375WR is a high-performance surface mount fuse designed for circuit protection in a variety of electronic devices. This compact and reliable fuse provides fast-blow overcurrent protection, ensuring the safety and reliability of your electronic systems.

Product Features and Performance

Current Rating: 375 mA

Voltage Rating: 32 VAC, 63 VDC

Response Time: Fast Blow

Package Size: 0603 (1608 Metric)

Breaking Capacity @ Rated Voltage: 50A

Melting I²t: 0.0041

Operating Temperature: -55°C to 150°C

DC Cold Resistance: 1.247 Ohms

Product Advantages

Compact and space-saving design

Fast-blow protection for sensitive electronic components

High breaking capacity for reliable overcurrent protection

Wide operating temperature range for versatile applications

Compliance with industry safety standards (CSA, UL)

Key Reasons to Choose This Product

Robust and reliable circuit protection

Optimized for space-constrained designs

Excellent performance in a miniature package

Cost-effective solution for circuit protection needs

Trusted brand reputation of Littelfuse

Quality and Safety Features

Complies with CSA and UL safety standards

Rigorous quality control and testing processes

Robust construction for long-lasting performance

Compatibility

The littelfuse 0438.375WR fuse is compatible with a wide range of electronic devices and applications, including:

Smartphones, tablets, and other portable electronics

Industrial automation and control systems

Medical devices and equipment

Automotive and transportation electronics

Consumer electronics and appliances

Application Areas

Circuit protection in various electronic devices

Overcurrent protection for sensitive components

Safety and reliability enhancement in electronic systems

Product Lifecycle

The littelfuse 0438.375WR is an active product, currently available for purchase. There are no known plans for discontinuation at this time. If you have any questions or need assistance in finding an alternative or equivalent model, please contact our sales team via our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 0438.375WR

Product Attribute 0438.375WR 0438002.WRGT 0438003.WR 043701.5WR
Part Number 0438.375WR 0438002.WRGT 0438003.WR 043701.5WR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Series 438 438GT 438 437
Color - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Melting I²t 0.0041 0.181 0.2922 0.324
Package / Case 0603 (1608 Metric) 0603 (1608 Metric) 0603 (1608 Metric) 1206 (3216 Metric)
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Voltage Rating - AC 32 V 12 V 12 V 63 V
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
Size / Dimension 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm) 0.061" L x 0.033" W x 0.020" H (1.54mm x 0.85mm x 0.50mm) 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm) 0.126' L x 0.064' W x 0.032' H (3.20mm x 1.63mm x 0.82mm)
Approval Agency CSA, UL CSA, cURus CSA, UL CSA, UR
DC Cold Resistance 1.247 Ohms 0.049 Ohms 0.0252 Ohms 0.209 Ohms
Voltage Rating - DC 63 V 32 V 32 V 63 V
Operating Temperature -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 150°C
Current Rating (Amps) 375 mA 2 A 3 A 1.5 A
Response Time Fast Blow Fast Blow Fast Blow Fast Blow
Breaking Capacity @ Rated Voltage 50A 50A AC, 50A DC 50A 50A

0438.375WR Datasheet PDF

Download 0438.375WR pdf datasheets and Littelfuse Inc. documentation for 0438.375WR - 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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0438.375WR

Littelfuse Inc.
32D-0438.375WR

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