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HomeProductsCircuit ProtectionPTC Resettable Fuses1812L075PRT
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1812L075PRT - Littelfuse Inc.

Manufacturer Part Number
1812L075PRT
Manufacturer
Littelfuse
Allelco Part Number
32D-1812L075PRT
ECAD Model
Parts Description
PTC RESET FUSE 13.2V 750MA 1812
Package
1812 (4532 Metric), Concave
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 4750

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Specifications

1812L075PRT Tech Specifications
Littelfuse Inc. - 1812L075PRT technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 1812L075PRT

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Max 13.2V  
Type Polymeric  
Time to Trip 200 ms  
Thickness (Max) 0.030' (0.75mm)  
Size / Dimension 0.179' L x 0.128' W (4.55mm x 3.24mm)  
Series POLY-FUSE®, 1812L  
Resistance - Post Trip (R1) (Max) 450 mOhms  
Resistance - Initial (Ri) (Min) 100 mOhms  
Ratings -  
Product Attribute Attribute Value  
Package / Case 1812 (4532 Metric), Concave  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Lead Spacing -  
Height - Seated (Max) -  
Current - Trip (It) 1.5 A  
Current - Max 100 A  
Current - Hold (Ih) (Max) 750 mA  
Approval Agency cURus, TUV  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status
ECCN EAR99
HTSUS 8533.40.8070

Parts Introduction

Manufacturer Part Number

1812L075PRT

Manufacturer

Littelfuse

Introduction

The 1812L075PRT is a polymeric resettable fuse from Littelfuse's POLY-FUSE® series. These devices provide overcurrent and overtemperature protection for a wide range of electronic applications, offering reliable circuit protection while allowing for automatic reset after the fault condition is removed.

Product Features and Performance

Polymeric design for resettable overcurrent protection

Operating voltage up to 13.2V

Holds up to 750mA of current

Trips at 1.5A of current

Can withstand up to 100A of current

Trips within 200ms

Initial resistance of 100mOhms, post-trip resistance of 450mOhms

Operating temperature range of -40°C to 85°C

Surface mount 1812 (4532 Metric) package with concave design

Product Advantages

Automatic reset after fault condition is removed

Compact and space-saving surface mount design

Wide operating temperature range

Reliable overcurrent and overtemperature protection

Key Reasons to Choose This Product

Proven Littelfuse quality and reliability

Versatile protection for a wide range of electronic applications

Automatic reset feature reduces maintenance and service costs

Compact size for space-constrained designs

Quality and Safety Features

Approved by cURus and TUV safety agencies

Designed and manufactured to high quality standards

Compatibility

Compatible with a variety of electronic devices and applications

Application Areas

Suitable for use in consumer electronics, telecommunications equipment, industrial automation, and other applications requiring overcurrent and overtemperature protection.

Product Lifecycle

The 1812L075PRT is an obsolete product, meaning it is no longer in active production. However, Littelfuse offers alternative and equivalent models that can be considered as replacements. Customers are advised to contact our website's sales team for more information on available alternatives and to determine the best solution for their specific application requirements.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 1812L075PRT

Product Attribute 1812L075PRT 1812L050/30PR 1812L075PR 1812L110/24DR
Part Number 1812L075PRT 1812L050/30PR 1812L075PR 1812L110/24DR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Resistance - Post Trip (R1) (Max) 450 mOhms 1 Ohms 450 mOhms 200 mOhms
Series POLY-FUSE®, 1812L POLY-FUSE®, 1812L POLY-FUSE®, 1812L POLY-FUSE®, 1812L
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Time to Trip 200 ms 150 ms 200 ms 500 ms
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Height - Seated (Max) - - - -
Package / Case 1812 (4532 Metric), Concave 1812 (4532 Metric), Concave 1812 (4532 Metric), Concave 1812 (4532 Metric), Concave
Current - Trip (It) 1.5 A 1 A 1.5 A 1.95 A
Voltage - Max 13.2V 30V 13.2V 24V
Ratings - - - -
Size / Dimension 0.179' L x 0.128' W (4.55mm x 3.24mm) 0.179' L x 0.128' W (4.55mm x 3.24mm) 0.179' L x 0.128' W (4.55mm x 3.24mm) 0.179' L x 0.128' W (4.55mm x 3.24mm)
Lead Spacing - - - -
Approval Agency cURus, TUV cURus, TUV cURus, TUV cURus, TUV
Resistance - Initial (Ri) (Min) 100 mOhms 150 mOhms 100 mOhms 60 mOhms
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Current - Max 100 A 100 A 100 A 20 A
Current - Hold (Ih) (Max) 750 mA 500 mA 750 mA 1.1 A
Type Polymeric Polymeric Polymeric Polymeric
Thickness (Max) 0.030' (0.75mm) 0.039' (1.00mm) 0.030' (0.75mm) 0.042' (1.07mm)

1812L075PRT Datasheet PDF

Download 1812L075PRT pdf datasheets and Littelfuse Inc. documentation for 1812L075PRT - 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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1812L075PRT Image

1812L075PRT

Littelfuse Inc.
32D-1812L075PRT

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