Loading...

RUEF250U-2

Littelfuse

RUEF250U-2 by Littelfuse

The Littelfuse RUEF250U-2 is a PTC resettable fuse with resistance of 0.02 ohm, suitable for overcurrent protection applications. It has a max operating temperature of 85°C and operates at 30V DC/RMS voltage. With radial terminal placement and rectangular package shape, it is designed for through-hole mounting in various electronic circuits.

Median Price

$0.420

Lifecycle Status

Suppliers In-Stock

17

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Master Electronics

USA . 98 parts In-Stock

1+ parts

$0.214

100+ parts

$0.194

1k+ parts

$0.171

10k+ parts

$0.163

98

$0.214

$0.194

$0.171

$0.163

Arrow

USA . 75 parts In-Stock

1+ parts

$0.345

100+ parts

$0.227

1k+ parts

-

10k+ parts

-

75

$0.345

$0.227

-

-

Mouser Electronics

USA . 4,482 parts In-Stock

1+ parts

$0.420

100+ parts

$0.354

1k+ parts

$0.283

10k+ parts

$0.208

4,482

$0.420

$0.354

$0.283

$0.208

DigiKey

USA . 36,005 parts In-Stock

1+ parts

$0.630

100+ parts

$0.369

1k+ parts

$0.282

10k+ parts

$0.208

36,005

$0.630

$0.369

$0.282

$0.208

Future Electronics

Canada . 2,990 parts In-Stock

1+ parts

$0.695

100+ parts

$0.545

1k+ parts

$0.500

10k+ parts

$0.445

2,990

$0.695

$0.545

$0.500

$0.445

Newark

USA . 3,039 parts In-Stock

1+ parts

$0.901

100+ parts

$0.424

1k+ parts

$0.317

10k+ parts

$0.289

3,039

$0.901

$0.424

$0.317

$0.289

Element14

Singapore . 8,129 parts In-Stock

1+ parts

-

100+ parts

$0.563

1k+ parts

$0.361

10k+ parts

$0.351

8,129

-

$0.563

$0.361

$0.351

TTI

USA . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.212

3,000

-

-

-

$0.212

Chip1Stop

Japan . 2,415 parts In-Stock

1+ parts

-

100+ parts

$0.270

1k+ parts

$0.252

10k+ parts

-

2,415

-

$0.270

$0.252

-

Farnell

UK . 2,014 parts In-Stock

1+ parts

-

100+ parts

$0.439

1k+ parts

$0.272

10k+ parts

$0.201

2,014

-

$0.439

$0.272

$0.201

Verical

USA . 75 parts In-Stock

1+ parts

-

100+ parts

$0.227

1k+ parts

-

10k+ parts

-

75

-

$0.227

-

-

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Nova Conductors

Japan . 100 parts In-Stock

1+ parts

$0.253

100+ parts

-

1k+ parts

-

10k+ parts

-

100

$0.253

-

-

-

IBS Electronics

USA . 2,990 parts In-Stock

1+ parts

$0.975

100+ parts

$0.842

1k+ parts

-

10k+ parts

$0.337

2,990

$0.975

$0.842

-

$0.337

NAC Semi

USA . 72,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.367

72,000

-

-

-

$0.367

Vyrian

USA . 24,252 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

24,252

-

-

-

-

Bristol Electronics

USA . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,000

-

-

-

-

Atlantic Semiconductor

USA . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,000

-

-

-

-

Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Aztec Data Supply Inc.

USA . 116 parts In-Stock

1+ parts

$0.040

100+ parts

-

1k+ parts

-

10k+ parts

-

116

$0.040

-

-

-

Corohmni

South Africa . 662 parts In-Stock

1+ parts

$0.082

100+ parts

-

1k+ parts

-

10k+ parts

-

662

$0.082

-

-

-

Semicontronic

India . 18,708 parts In-Stock

1+ parts

$0.178

100+ parts

$0.174

1k+ parts

$0.173

10k+ parts

-

18,708

$0.178

$0.174

$0.173

-

Argo Parts USA

USA . 3,261 parts In-Stock

1+ parts

$0.253

100+ parts

-

1k+ parts

-

10k+ parts

$0.245

3,261

$0.253

-

-

$0.245

Netroflash

USA . 2,000 parts In-Stock

1+ parts

$0.253

100+ parts

-

1k+ parts

-

10k+ parts

-

2,000

$0.253

-

-

-

Continental Prestige Electronics

USA . 8,284 parts In-Stock

1+ parts

$0.360

100+ parts

$0.292

1k+ parts

$0.218

10k+ parts

-

8,284

$0.360

$0.292

$0.218

-

Decca Corp

Germany . 19,076 parts In-Stock

1+ parts

$0.389

100+ parts

$0.381

1k+ parts

$0.377

10k+ parts

-

19,076

$0.389

$0.381

$0.377

-

Perfect Parts

USA . 82,217 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

82,217

-

-

-

-

Assy Fe

Spain . 13,624 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

13,624

-

-

-

-

Infinite Electronics LLP (Excess)

. 6,987 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

6,987

-

-

-

-

Authorized Procurement Solutions

USA . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,000

-

-

-

-

Overview

Discover the reliability and superior quality of the RUEF250U-2 by Littelfuse, a leading manufacturer in the industry. As a PTC resettable fuse, this non-linear resistor offers overcurrent protection with its innovative design. Perfect for various applications, this product ensures safety and efficiency in your electronic devices. Trust Littelfuse to deliver exceptional performance and peace of mind, making the RUEF250U-2 a valuable investment for your projects.

Feature Benefit Bullets

Thermistor Application: OVERCURRENT PROTECTION

This thermistor is specifically designed for overcurrent protection, ensuring safety and preventing damage to the circuit in case of excessive current flow.

Terminal Placement: RADIAL

Radial terminal placement allows for easy installation and connection, making it convenient to use in various applications.

Shape (Package): RECTANGULAR PACKAGE

The rectangular package shape provides a compact design and efficient use of space in the circuit layout.

Resistance: 0.02 ohm

The low resistance value of 0.02 ohm helps in effectively limiting the current flow during overcurrent situations.

Terminal Finish: MATTE TIN OVER NICKEL

The matte tin over nickel terminal finish offers good conductivity and corrosion resistance, ensuring long-term reliability.

Maximum Operating Temperature: 85 °C

With a high maximum operating temperature of 85°C, this thermistor can withstand elevated temperatures without affecting performance.

Minimum Operating Temperature: -40 °C

The low minimum operating temperature of -40°C allows this thermistor to function reliably in a wide range of environmental conditions.

Mounting Type: THROUGH HOLE MOUNT

The through-hole mounting type offers secure and stable installation on the circuit board, enhancing durability and performance.

Technical Specifications

Non-linear Resistors RUEF250U-2 attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse

Specs

Additional Features:

Rmax:0.04 OHMS AT 20 DEG CEL

Maximum Circuit DC Voltage:

30 V

Maximum Circuit RMS Voltage:

30 V

JESD-609 Code:

e3

Mounting Type:

No. of Terminals:

2

Maximum Operating Temperature:

Minimum Operating Temperature:

-40 Cel

Height (Package):

18.3 mm

Length (Package):

11.4 mm

Shape (Package):

RECTANGULAR PACKAGE

Package Style (Meter):

Radial

Width (Package):

3 mm

Packing Method:

TR, 15 INCH

Reference Standard:

CQC; CSA; TUV; UL

Resistance:

Resistor Type:

Terminal Finish:

MATTE TIN OVER NICKEL

Terminal Placement:

RADIAL

Terminal Shape:

WIRE

Thermistor Application:

OVERCURRENT PROTECTION

Operating Voltage:

30 V

Trade Compliance

RUEF250U-2 Resistors trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8533.40.80.70

SB

8533.40.00.80

PCN

Manufacturer Highlights

Littelfuse

Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.

The material and information contained is this video is for educational and general information purposes. All rights remain with respective rightsholders. Fair Use Statement

Category top products 20

Authentic purchasing experiences

Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.

Similar products 20