Name: TR250-145
Brand: Littelfuse Inc.
SKU: TR250-145
Availability: InStock
Rating: 5 (111 reviews)

TR250-145

For Reference Only

Part Number	TR250-145
Manufacturer	Littelfuse Inc.
Description	POLYSWITCH 0.145A HOLD ENCAPSUL
Datasheet	TR250-145 Specifications
Package	Radial, Disc
ECAD
In Stock	11,172 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jun 4 - Jun 9 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

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

TR250-145 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	2.5s
Resistance - Initial (Ri) (Min)	3 Ohms
Resistance - Post Trip (R1) (Max)	14 Ohms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	Through Hole
Package / Case	Radial, Disc
Size / Dimension	0.256" L x 0.181" W (6.50mm x 4.60mm)
Height - Seated (Max)	0.433" (11.00mm)
Thickness (Max)	-
Lead Spacing	0.197" (5.00mm)

TR250-145 Reviews

Tinl*****ullen

April 9, 2023

★ ★ ★ ★ ★

Awesome components selection and availability. Ordering process is easy. They don't spam me after the purchase.

Row*****Clark

March 31, 2023

★ ★ ★ ★ ★

Very fast reply, professional seller and received the correct parts.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

TR250-145 Packaging

TR250-145 FAQ

1. How to order TR250-145 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 TR250-145 is from the original manufacturer or authorized agents?

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

The price and inventory of TR250-145 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 TR250-145?

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 TR250-145 we delivered, we will accept the replacement or return of the TR250-145 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 TR250-145.

(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 TR250-145 pin diagram, TR250-145 datasheet?

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

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TR250-145 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
TR250-145-2	TE Connectivity		3279
TR250-145U-X	TE Connectivity		180
TR250-145U-2	TE Connectivity		5250

Part Number	Manufacturer	Description	Stock
TRF250-145U	TE Connectivity	FUSE 3A 60V RESETTABLE 2PIN - Bag	2000
TR250-145	TE Connectivity		30900
TR250-145U	TE Connectivity		30900

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	0
TR250-145-RA-C-0.5 D# TR250-145-RAC0.5-ND	Littelfuse Inc	PTC RESET FUSE 60V 145MA RADIAL	0
TR250-145 D# TR145-ND	Littelfuse Inc	PTC RESET FUSE 250V 145MA RADIAL	0

Part Number

Manufacturer

Description

Stock

TR250-145-X

RAYCHEM

In stock shipping within 2days

3000

Part Number

Manufacturer

Description

Stock

TRF250-145U

Littelfuse Inc

RoHS: Compliant

pbFree: Yes

Part Number	Manufacturer	Description	Stock
TR250-145-B-0.5	TE Connectivity	OEM/CM Immediate delivery	3000
TR250-145	Vishay Intertechnologies	OEM/CM Immediate delivery	50000
TR250-145-2	TE Connectivity	OEM/CM Immediate delivery	6000

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

TR250-145-2

D# 92C0699

TE Connectivity

RESETTABLE FUSE, FULL REEL, Product Range:-, Voltage Rating:60VDC, Holding Current:145mA, Tripping Current:290mA, Time to Trip:2.5s, Fuse Shape:Rectangular, Current Rating Max:3A, Lead Spacing:5mm, Diameter:-, Length:6.5mm RoHS Compliant: No

RoHS: Not Compliant

Min Qty: 1500

Container: TAPE & REEL - FULL

Part Number

Manufacturer

Description

Stock

TR250-145

D# NS-TR250-145

TE Connectivity

OEM/CM ONLY

5159

TR250-145U

D# NS-TR250-145U

TE Connectivity

OEM/CM ONLY

3567

Part Number	Manufacturer	Description	Stock
TR250-145	TE Connectivity	FUSE,PTC,RESETTABLE,0.145A HOLD,RADIAL,ENCAPSULATED	328
TR250-145-2	TE Connectivity	RESISTOR, TEMPERATURE DEPENDENT, PTC, THROUGH HOLE MOUNT	400
TR250-145X	TE Connectivity		699
TR250-145U-X	TE Connectivity		144
TR250-145U-2	TE Connectivity		4200
TR250-145U	TE Connectivity	FUSE,PTC,RESETTABLE,0.145A HOLD,RADIAL,UNENCAPSULATED	499

Part Number

Manufacturer

Description

Stock

TR250-145-X

D# TR250-145-X

TE Connectivity / Raychem

Inventory M

10000

Part Number	Manufacturer	Description	Stock
TR250145US	TE Connectivity	OEM/CM ONLY	10496
TR250145U2	TE Connectivity	OEM/CM ONLY	21226
TR250145X	TE Connectivity	OEM/CM ONLY	31924
TR250145U	TE Connectivity	OEM/CM ONLY	97871
TR2501450.125	TE Connectivity	OEM/CM ONLY	368349
TR250145RAB.05	TE Connectivity	OEM/CM ONLY	316
TR250145XR	Raytheon	OEM/CM ONLY	64
TR250145	TE Connectivity	OEM/CM ONLY	8519
TR250145TB0.5	TE Connectivity	OEM/CM ONLY	7896
TR2501452	RAYCHEM TE CONNECTIVITY	OEM/CM ONLY	93900
TR250145UB0.5	TE Connectivity	OEM/CM ONLY	3083
TR250145B0.5	TE Connectivity	OEM/CM ONLY	41516
TR250145VS2	RAYCHEM 99+	OEM/CM ONLY	19516
TR250145UX	TE Connectivity	OEM/CM ONLY	16688

Part Number	Manufacturer	Description	Stock
TR250-145-2	TE Connectivity	IN stock Immediate delivery	6015
TR250-145-B-0.5	TE Connectivity	IN stock Immediate delivery	3015
TR250-145	Vishay Intertechnologies	IN stock Immediate delivery	49985

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
TR250-145	TE Connectivity	shipping today	45676
TR250-145-2	RCM	shipping today	55
TR250-145-B-0.5	TE Connectivity	shipping today	6496

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

TR250-145

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS