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HomeProductsCircuit ProtectionPTC Resettable FusesRUEF900-2
RUEF900-2 Image
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RUEF900-2 - Littelfuse Inc.

Manufacturer Part Number
RUEF900-2
Manufacturer
Littelfuse
Allelco Part Number
32D-RUEF900-2
ECAD Model
Parts Description
PTC RESET FUSE 30V 9A RADIAL
Package
Radial, Disc
Data sheet
RUEF Series Datasheet.pdf
RUEF900 Spec.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 64800

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Specifications

RUEF900-2 Tech Specifications
Littelfuse Inc. - RUEF900-2 technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - RUEF900-2

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Max 30V  
Type Polymeric  
Time to Trip 20 s  
Thickness (Max) -  
Size / Dimension 0.949' L x 0.118' W (24.10mm x 3.00mm)  
Series PolySwitch®, RUEF  
Resistance - Post Trip (R1) (Max) 20 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) 1.142' (29.00mm)  
Current - Trip (It) 18 A  
Current - Max 100 A  
Current - Hold (Ih) (Max) 9 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

RUEF900-2

Manufacturer

littelfuse

Introduction

The RUEF900-2 is a high-performance resettable Polymer PTC (Positive Temperature Coefficient) fuse from Littelfuse. It is designed to provide overcurrent and overtemperature protection for a wide range of electronic devices and applications. This product offers reliable and durable circuit protection, making it a suitable choice for various industries and applications.

Product Features and Performance

Polymeric design for resettable overcurrent and overtemperature protection

Voltage rating up to 30V

Hold current of 9A and trip current of 18A

Extremely low initial resistance of 5mΩ

Fast response time of 20s to trip

Wide operating temperature range of -40°C to 85°C

Small and compact size of 24.10mm x 3.00mm

Product Advantages

Reliable and durable circuit protection

Resettable functionality for repeated use

Compact and space-saving design

Excellent electrical and thermal performance

Suitable for a wide range of applications

Key Reasons to Choose This Product

Robust and dependable overcurrent and overtemperature protection

Versatile for use in various electronic devices and applications

Efficient in maintaining circuit integrity and preventing damage

Cost-effective solution for circuit protection needs

Compliance with industry safety standards

Quality and Safety Features

Approved by CQC, CSA, TUV, and UL safety standards

Rugged and durable construction for long-lasting performance

Rigorous testing and quality control measures

Compatibility

The RUEF900-2 is compatible with a wide range of electronic devices and circuits that require overcurrent and overtemperature protection, including but not limited to:

Power supplies

Motor controls

Industrial automation equipment

Consumer electronics

Telecommunications equipment

Application Areas

Industrial automation and control systems

Power supplies and power management

Telecommunications and networking equipment

Consumer electronics and appliances

Automotive and transportation applications

Product Lifecycle

The RUEF900-2 is an active product in Littelfuse's portfolio. There are no known plans for its discontinuation at this time. If you require information about equivalent or alternative models, please contact our website's sales team for the most up-to-date information.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. RUEF900-2

Product Attribute RUEF900-2 RUEF500 RUEF700 RUEF800K
Part Number RUEF900-2 RUEF500 RUEF700 RUEF800K
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Series PolySwitch®, RUEF PolySwitch®, RUEF PolySwitch®, RUEF PolySwitch®, RUEF
Size / Dimension 0.949' L x 0.118' W (24.10mm x 3.00mm) 0.551' L x 0.120' W (14.00mm x 3.00mm) 0.752' L x 0.118' W (19.10mm x 3.00mm) 0.850' L x 0.118' W (21.60mm x 3.00mm)
Thickness (Max) - - - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Current - Trip (It) 18 A 10 A 14 A 16 A
Time to Trip 20 s 14.5 s 17.5 s 18.8 s
Current - Max 100 A 100 A 100 A 100 A
Lead Spacing 0.400' (10.15mm) 0.400' (10.15mm) 0.400' (10.15mm) 0.400' (10.15mm)
Package Tape & Reel (TR) Bag Bag Bag
Current - Hold (Ih) (Max) 9 A 5 A 7 A 8 A
Voltage - Max 30V 30V 30V 30V
Approval Agency CQC, CSA, TUV, UL CQC, CSA, TUV, UL CQC, CSA, TUV, UL CQC, CSA, TUV, UL
Ratings - - - -
Type Polymeric Polymeric Polymeric Polymeric
Mounting Type Through Hole Through Hole Through Hole Through Hole
Resistance - Initial (Ri) (Min) 5 mOhms 10 mOhms 5 mOhms 5 mOhms
Resistance - Post Trip (R1) (Max) 20 mOhms 50 mOhms 30 mOhms 20 mOhms
Height - Seated (Max) 1.142' (29.00mm) 0.949' (24.10mm) 1.020' (25.90mm) 1.189' (30.20mm)
Package / Case Radial, Disc Radial, Disc Radial, Disc Radial, Disc

RUEF900-2 Datasheet PDF

Download RUEF900-2 pdf datasheets and Littelfuse Inc. documentation for RUEF900-2 - Littelfuse Inc..

PCN Packaging
2.73KHz.pdf
HTML Datasheet
RUEF Series Datasheet.pdf RUEF900 Spec.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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RUEF900-2 Image

RUEF900-2

Littelfuse Inc.
32D-RUEF900-2

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