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30R400UMR Littelfuse Inc.

Part No.:: 30R400UMR

Manufacturer:: Littelfuse Inc.

Category:: PTC Resettable Fuses

Package:: Radial, Disc

Datasheet:: 30R400UMR.pdf

Description:: PTC RESET FUSE 30V 4A RADIAL

Quantity:: RFQ Add to RFQ List Buy Now Add to Cart

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Application Scenarios

What Applications Is 30R400UMR Suitable For?

30R400UMR is a PTC Resettable Fuses product from Littelfuse Inc., suitable for component selection in communications, automotive electronics, industrial control, cloud computing and smart-device projects.

5G Communications & Small-Cell Equipment

Suitable for 5G communications equipment, small-cell base stations and information platforms that require reliable PTC Resettable Fuses components. Engineers can review the 30R400UMR datasheet, package Radial, Disc and stock availability to support component selection.

Automotive & ADAS Electronic Systems

Suitable for automotive, ADAS and vehicle-control systems where original Littelfuse Inc. components are required, helping engineers evaluate 30R400UMR specifications, pricing and supply lead time.

Industrial IoT & Automation Control

Suitable for industrial IoT, automation equipment, motor control and embedded-vision systems. Engineers can use the 30R400UMR description, package Radial, Disc and technical specifications for BOM matching.

Cloud Computing & Data Center Platforms

Can be considered for cloud computing, data centers, server platforms and other high-reliability electronic systems. FudongIC supports 30R400UMR datasheet lookup, stock confirmation, pricing requests and one-stop electronic component sourcing.

FudongIC has semiconductor distribution experience and works with global electronic component distributors and spot-stock suppliers in China, supporting component sourcing for 5G communications, aerospace and defense, automotive electronics, industrial control, medical electronics, energy and data-center applications.

Contact FudongIC for 30R400UMR Pricing & Technical Support

Product Overview

30R400UMR is a PTC Resettable Fuses product from Littelfuse Inc.. It is supplied in package Radial, Disc and can be considered for electronic systems where stability, reliability and supply continuity are important. FudongIC can provide 30R400UMR datasheet lookup, stock confirmation, pricing requests, BOM sourcing and component-selection support.

Product Description: PTC RESET FUSE 30V 4A RADIAL

Key Features

Part Number:30R400UMR
Manufacturer:Littelfuse Inc.
Category:PTC Resettable Fuses
Package:Radial, Disc
Supports datasheet lookup, stock confirmation and pricing requests
Suitable for samples, small production runs and volume sourcing requirements

Applications

30R400UMR may be used in projects involving 5G communications, aerospace and defense, automotive electronics, industrial IoT, wireless embedded vision, cloud computing, data centers, medical electronics, motor control, automation, energy and building technologies, subject to the requirements of the specific design.

Procurement & Technical Support

If you are looking for 30R400UMR stock, volume pricing, lead time, alternative parts or technical documents, you can submit an RFQ through FudongIC. Our sales and technical teams can review your application, specification requirements, package needs and purchase quantity to provide a suitable sourcing option.

Package/Case:

Radial, Disc
Packaging:

Cut Tape (CT),Tape & Box (TB)
Series:

POLY-FUSE®, 30R
ProductStatus:

Active
Type:

Polymeric
Voltage-Max:

30V
Current-Max:

40 A
Current-Hold(Ih)(Max):

4 A
Current-Trip(It):

8 A
TimetoTrip:

12.7 s
Resistance-Initial(Ri)(Min):

10 mOhms
Resistance-PostTrip(R1)(Max):

50 mOhms
Resistance-25°C(Typ):

-
OperatingTemperature:

-40°C ~ 85°C
Ratings:

-
MountingType:

Through Hole
Size/Dimension:

0.551 L x 0.118 W (14.00mm x 3.00mm)
Height-Seated(Max):

0.866 (22.00mm)
Thickness(Max):

-
Category:

PTC Resettable Fuses
Datasheet:

30R400UMR.pdf

30R400UMR Frequently Asked Questions

Is 30R400UMR currently in stock? ▼

FudongIC currently shows 22,303 units of 30R400UMR in stock. Because electronic component inventory and pricing can change quickly, please submit an RFQ so we can confirm real-time stock, date code, unit price and lead time.

What is the minimum order quantity for 30R400UMR? ▼

The minimum order quantity currently shown for 30R400UMR is 1. For samples, small-batch orders, volume purchasing or long-term supply, submit an RFQ through FudongIC and we can provide tier pricing based on your actual requirements.

Is 30R400UMR original and genuine? ▼

FudongIC has experience in semiconductor distribution and works with global electronic component distributors and spot-stock suppliers in China. We focus on supply-channel review, quality control and traceability. If you need authenticity documentation, date-code information or quality files for 30R400UMR, please note this in your RFQ.

Can you provide a datasheet or technical support for 30R400UMR? ▼

Yes. You can view or download the 30R400UMR.pdf datasheet on this page. If you need pinout information, package details, BOM alternative suggestions or application-selection support for 30R400UMR, you can also contact the FudongIC technical and sales team.

Can you recommend alternative parts for 30R400UMR? ▼

Yes. Based on your application, preferred manufacturer, package Radial, Disc, electrical specifications and lead-time requirements, FudongIC can help evaluate alternatives or related-series parts for 30R400UMR. Please submit an RFQ with your original BOM or specification requirements.

Which applications and industries commonly use 30R400UMR? ▼

As a PTC Resettable Fuses product from Littelfuse Inc., 30R400UMR may be used in projects involving 5G communications, aerospace and defense, automotive electronics, industrial IoT, wireless embedded vision, cloud computing, data centers, medical electronics, motor control, automation, energy and building technologies, subject to the requirements of the specific design.