Name: TR250-145U
Brand: Littelfuse Inc.
SKU: TR250-145U
Availability: InStock
Rating: 5 (121 reviews)

TR250-145U

For Reference Only

Part Number	TR250-145U
Manufacturer	Littelfuse Inc.
Description	POLYSWITCH 0.145A HOLD UNENCAPS
Datasheet	TR250-145U Specifications
Package	Radial, Disc
ECAD
In Stock	7,848 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jul 2 - Jul 7 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # TR250-145U (PTC Resettable Fuses) is manufactured by Littelfuse Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For TR250-145U specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add TR250-145U with quantity into BOM. Heisener.com does NOT require any registration to request a quote of TR250-145U.

TR250-145U Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	Radial, Disc
ECAD
Series	PolySwitch?
Type	Polymeric
Voltage - Max	250V (60V Int)
Current - Max	3A
Current - Hold (Ih) (Max)	145mA
Current - Trip (It)	-
Time to Trip	2s
Resistance - Initial (Ri) (Min)	3.5 Ohms
Resistance - Post Trip (R1) (Max)	12 Ohms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	Through Hole
Package / Case	Radial, Disc
Size / Dimension	0.236" L x 0.150" W (6.00mm x 3.80mm)
Height - Seated (Max)	0.394" (10.00mm)
Thickness (Max)	-
Lead Spacing	0.197" (5.00mm)

TR250-145U Reviews

Am***** Som

April 6, 2023

★ ★ ★ ★ ★

Purchased this in May and didn't use it until last week. worked and all was good.

Joha*****rdin

April 1, 2023

★ ★ ★ ★ ★

I enjoy Good service from Heisener team , I can get good quality components what I want in heisener.com.

Bre*****n Bal

March 30, 2023

★ ★ ★ ★ ★

happy with the IC and received with perfect packaging, good comunication with seller thanks.

Shelb*****ayanan

March 26, 2023

★ ★ ★ ★ ★

These little guys worked perfect for my wiring project. Reliable, good quality.

Danie*****ochran

March 22, 2023

★ ★ ★ ★ ★

Always the correct parts in the correct amounts are received. Fantastic Quality Control and Great Selection. Heisener has became to be one of my best suppliers for many years now.

Kolt*****line

March 10, 2023

★ ★ ★ ★ ★

Absolutely the best source for wire, connectors, terminal strips, panel lights, etc. for model railroaders. Web site is the best in the business.

Bryc*****inha

March 4, 2023

★ ★ ★ ★ ★

I'm so sure that you're beating your competitor on delivery!

Remin*****Dudley

March 1, 2023

★ ★ ★ ★ ★

2nd time buying these - quite good. Very fast shipping

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TR250-145U Packaging

TR250-145U FAQ

1. How to order TR250-145U on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that TR250-145U is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the TR250-145U. All suppliers must pass our qualification reviews before they can publish their products including TR250-145U on Heisener; we pay more attention to the channels and quality of TR250-145U products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the TR250-145U price and inventory displayed accurate?

The price and inventory of TR250-145U fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of TR250-145U?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TR250-145U we delivered, we will accept the replacement or return of the TR250-145U only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of TR250-145U.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as TR250-145U pin diagram, TR250-145U datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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TR250-145U Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

TRF250-145U

D# V36:1790_11453755

Littelfuse Inc

PTC Resettable Fuse 0.145A(hold) 0.29A(trip) 60VDC 3A 0.7W 4s 3.5Ohm Radial 6 X 3.8 X 6mm Bag

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

TR250-145U-2

TE Connectivity

5250

TR250-145U-X

TE Connectivity

180

Part Number

Manufacturer

Description

Stock

TR250-145U

TE Connectivity

30900

TRF250-145U

TE Connectivity

FUSE 3A 60V RESETTABLE 2PIN - Bag

2000

Part Number

Manufacturer

Description

Stock

TRF250-145U

D# TRF250-145U-ND

Littelfuse Inc

PTC RESET FUSE 60V 145MA RADIAL

1101

TR250-145U

D# TR145U-ND

Littelfuse Inc

PTC RESET FUSE 250V 145MA RADIAL

Part Number

Manufacturer

Description

Stock

TRF250-145U

Littelfuse Inc

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

TRF250-145U

D# 650-TRF250-145U

Littelfuse Inc

Resettable Fuses - PPTC .145A 60VDC MAX 250Vrms MAX

RoHS: Compliant

500

Part Number

Manufacturer

Description

Stock

TR250-145U

D# NS-TR250-145U

TE Connectivity

OEM/CM ONLY

3567

Part Number	Manufacturer	Description	Stock
TR250-145U	TE Connectivity	FUSE,PTC,RESETTABLE,0.145A HOLD,RADIAL,UNENCAPSULATED	499
TR250-145U-2	TE Connectivity		4200
TR250-145U-X	TE Connectivity		144

Part Number	Manufacturer	Description	Stock
TR250145UB0.5	TE Connectivity	OEM/CM ONLY	3083
TR250145U2	TE Connectivity	OEM/CM ONLY	21226
TR250145U	TE Connectivity	OEM/CM ONLY	97871
TR250145UX	TE Connectivity	OEM/CM ONLY	16688
TR250145US	TE Connectivity	OEM/CM ONLY	10496

Part Number

Manufacturer

Description

Stock

TRF250-145U

Littelfuse Inc

Resettable Fuses - PPTC .145A 60VDC MAX 250Vrms MAX

pbFree: Pb-Free

Part Number

Manufacturer

Description

Stock

TRF250-145U

D# 1895854

TE Connectivity

FUSE, PTC RESET, 60V, 145mA, RADIAL

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

TR250-145U

Certified Quality

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