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HomeProductsCircuit ProtectionPTC Resettable FusesRUEF700K-2
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RUEF700K-2 - Littelfuse Inc.

Manufacturer Part Number
RUEF700K-2
Manufacturer
Littelfuse
Allelco Part Number
32D-RUEF700K-2
ECAD Model
Parts Description
PTC RESET FUSE 30V 7A RADIAL
Package
Radial, Disc
Data sheet
PolySwitch, Radial-leaded Catalog.pdf
RUEF Series Datasheet.pdf
RUEF Series Datasheet.pdf
RUEF700K Spec.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 77300

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Specifications

RUEF700K-2 Tech Specifications
Littelfuse Inc. - RUEF700K-2 technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - RUEF700K-2

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Max 30V  
Type Polymeric  
Time to Trip 17.5 s  
Thickness (Max) -  
Size / Dimension 0.752" L x 0.118" W (19.10mm x 3.00mm)  
Series PolySwitch®, RUEF  
Resistance - Post Trip (R1) (Max) 30 mOhms  
Resistance - Initial (Ri) (Min) 5 mOhms  
Ratings -  
Product Attribute Attribute Value  
Package / Case Radial, Disc  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 85°C  
Mounting Type Through Hole  
Lead Spacing 0.400" (10.15mm)  
Height - Seated (Max) 1.091" (27.70mm)  
Current - Trip (It) 14 A  
Current - Max 100 A  
Current - Hold (Ih) (Max) 7 A  
Approval Agency CQC, CSA, TUV, UL  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) Not Applicable
REACH Status
ECCN EAR99
HTSUS 8533.40.8070

Parts Introduction

Manufacturer Part Number

RUEF700K-2

Manufacturer

littelfuse

Introduction

The RUEF700K-2 is a high-performance polymeric resettable fuse from littelfuse. It is designed to provide reliable circuit protection against overcurrent and short-circuit conditions, ensuring the safety and reliability of electronic devices and systems.

Product Features and Performance

Polymeric design for fast and reliable overcurrent protection

Voltage rating of 30V

Hold current of 7A and trip current of 14A

Maximum current of 100A

Time to trip of 17.5 seconds

Initial resistance of 5mOhms and post-trip resistance of 30mOhms

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

Product Advantages

Reliable and fast overcurrent protection

Resettable design for easy reset and reuse

Compact and space-saving package

Versatile mounting options

Key Reasons to Choose This Product

Robust and reliable circuit protection

Optimized performance for a wide range of applications

Compliance with industry safety standards

Cost-effective solution for circuit protection needs

Quality and Safety Features

Certified by CQC, CSA, TUV, and UL for quality and safety

Designed and manufactured to the highest industry standards

Compatibility

The RUEF700K-2 is compatible with a wide range of electronic devices and systems that require overcurrent protection.

Application Areas

Consumer electronics

Industrial automation

Power supplies

Telecommunications equipment

Automotive electronics

Product Lifecycle

The RUEF700K-2 is an active product and is currently available. There are equivalent or alternative models available from littelfuse, which can be discussed with our sales team. For more information, please contact us through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. RUEF700K-2

Product Attribute RUEF700K-2 RUEF400 RUEF900K-2 RUEF600
Part Number RUEF700K-2 RUEF400 RUEF900K-2 RUEF600
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Height - Seated (Max) 1.091" (27.70mm) 0.760" (19.30mm) 1.220' (31.00mm) 0.949' (24.10mm)
Voltage - Max 30V 30V 30V 30V
Size / Dimension 0.752" L x 0.118" W (19.10mm x 3.00mm) 0.551" L x 0.118" W (14.00mm x 3.00mm) 0.949' L x 0.118' W (24.10mm x 3.00mm) 0.650' L x 0.118' W (16.50mm x 3.00mm)
Approval Agency CQC, CSA, TUV, UL CQC, CSA, TUV, UL CQC, CSA, TUV, UL CQC, CSA, TUV, UL
Type Polymeric Polymeric Polymeric Polymeric
Series PolySwitch®, RUEF PolySwitch®, RUEF PolySwitch®, RUEF PolySwitch®, RUEF
Ratings - - - -
Resistance - Post Trip (R1) (Max) 30 mOhms 50 mOhms 20 mOhms 40 mOhms
Mounting Type Through Hole Through Hole Through Hole Through Hole
Current - Hold (Ih) (Max) 7 A 4 A 9 A 6 A
Time to Trip 17.5 s 12.7 s 20 s 16 s
Thickness (Max) - - - -
Lead Spacing 0.400" (10.15mm) 0.199" (5.05mm) 0.400' (10.15mm) 0.400' (10.15mm)
Package Tape & Reel (TR) Bag Tape & Reel (TR) Bag
Current - Trip (It) 14 A 8 A 18 A 12 A
Resistance - Initial (Ri) (Min) 5 mOhms 10 mOhms 5 mOhms 5 mOhms
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case Radial, Disc Radial, Disc Radial, Disc Radial, Disc
Current - Max 100 A 100 A 100 A 100 A

RUEF700K-2 Datasheet PDF

Download RUEF700K-2 pdf datasheets and Littelfuse Inc. documentation for RUEF700K-2 - Littelfuse Inc..

Datasheets
PolySwitch, Radial-leaded Catalog.pdf RUEF Series Datasheet.pdf RUEF700K Spec.pdf
PCN Packaging
Mult Dev Shipping Chgs 9/Jun/2020.pdf
HTML Datasheet
RUEF Series Datasheet.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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RUEF700K-2 Image

RUEF700K-2

Littelfuse Inc.
32D-RUEF700K-2

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