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LR4-450F

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LR4-450F

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Part Number LR4-450F
Manufacturer Littelfuse Inc.
Description POLYSWITCH PTC RESET 4.5A STRAP
Datasheet

LR4-450F Datasheet

LR4-450F Specifications

Package Strap
ECAD
In Stock 14,796 piece(s)
Unit Price Request a Quote
Lead Time Can Ship Immediately
Estimated Delivery Time Mar 31 - Apr 5 (Choose Expedited Shipping)
Request for Quotation
Payment Methods
Delivery Services

Part Number # LR4-450F (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 LR4-450F specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add LR4-450F with quantity into BOM. Heisener.com does NOT require any registration to request a quote of LR4-450F.

LR4-450F Specifications

ManufacturerLittelfuse Inc.
CategoryCircuit Protection - PTC Resettable Fuses
PackageStrap
ECAD
SeriesPolySwitch?, LR4
TypePolymeric
Voltage - Max20V
Current - Max100A
Current - Hold (Ih) (Max)4.5A
Current - Trip (It)8.9A
Time to Trip5s
Resistance - Initial (Ri) (Min)11 mOhms
Resistance - Post Trip (R1) (Max)28 mOhms
Resistance - 25°C (Typ)-
Operating Temperature-40°C ~ 85°C
Ratings-
Mounting TypeUser Defined
Package / CaseStrap
Size / Dimension0.984" L x 0.413" W (25.00mm x 10.50mm)
Height - Seated (Max)-
Thickness (Max)0.039" (1.00mm)
Lead Spacing-

LR4-450F Datasheet

LR4-450F Reviews

Jose*****arajan

March 30, 2023

This help solved the extra electricity flowing back.

Spen*****Obrien

March 27, 2023

Sure appreciate your quality, expertise and professional service. Thank you so much!!!

Monser*****vidson

March 1, 2023

Heisener has been the best in this industry for many years. Very quick and easy if you know what you are looking for. if you don't know exactly what you are looking for, you are going to be lost.

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LR4-450F Packaging

Customized Labels
Sealing
Packing
Insepction

LR4-450F FAQ

  • 1. How to order LR4-450F 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 LR4-450F is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the LR4-450F. All suppliers must pass our qualification reviews before they can publish their products including LR4-450F on Heisener; we pay more attention to the channels and quality of LR4-450F products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the LR4-450F price and inventory displayed accurate?
    The price and inventory of LR4-450F 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 LR4-450F?
    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 LR4-450F we delivered, we will accept the replacement or return of the LR4-450F 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 LR4-450F.
    (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 LR4-450F pin diagram, LR4-450F datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

LR4-450F Related Products

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TPSMD30CA TPSMD30CA Littelfuse Inc., TVS DIODE 30VWM 48.4VC DO-214AB, DO-214AB, SMC, PolySwitch?, LR4 View
Y1453200R000Q9L Y1453200R000Q9L Vishay Foil Resistors (Division of Vishay Precision Group), RES 200 OHM 0.6W 0.02% RADIAL, Radial, PolySwitch?, LR4 View
RC2010FK-0782K5L RC2010FK-0782K5L Yageo, RES SMD 82.5K OHM 1% 3/4W 2010, 2010 (5025 Metric), PolySwitch?, LR4 View
3296Y-1-202 3296Y-1-202 Bourns Inc., TRIMMER 2K OHM 0.5W PC PIN, -, PolySwitch?, LR4 View
EDSTL955/2 EDSTL955/2 On Shore Technology Inc., TERM BLOCK HDR 2POS VERT 5MM, -, PolySwitch?, LR4 View
FW-30-05-F-D-450-120 FW-30-05-F-D-450-120 Samtec Inc., .050'' BOARD SPACERS, -, PolySwitch?, LR4 View
DW-10-07-F-D-250 DW-10-07-F-D-250 Samtec Inc., .025" BOARD SPACERS, -, PolySwitch?, LR4 View
SI-60228-F SI-60228-F Stewart Connector, CONN MAGJACK 1PORT 100 BASE-T, -, PolySwitch?, LR4 View
TV06DZ-17-8P TV06DZ-17-8P Amphenol Aerospace Operations, CONN PLUG MALE 8POS GOLD CRIMP, -, PolySwitch?, LR4 View
D38999/26WE26PNL D38999/26WE26PNL Souriau, CONN PLUG HSG MALE 26POS INLINE, -, PolySwitch?, LR4 View

LR4-450F Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

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

Quality Guarantee

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

LR4-450F

D# V99:2348_16264174

Littelfuse Inc

PTC Resettable Fuse 4.5A(hold) 8.9A(trip) 20V 100A 2.3W 5s 0.11Ohm SMD Solder Pad 10 X 12mm Bag

RoHS: Compliant
0
Part Number Manufacturer Description Stock

RALR-450(CROSS: LR4-450F)

OptiFuse

5000
Part Number Manufacturer Description Stock

LR4-450F

TE Connectivity

POLYSWITCH, STRAP, 4.5A

0
Part Number Manufacturer Description Stock

LR4-450F

D# LR4-450F-ND

Littelfuse Inc

PTC RESET FUSE 20V 4.5A STRAP

0
Part Number Manufacturer Description Stock

LR4-450F

D# 1345907

TE Connectivity

POLYSWITCH, STRAP, 4.5A

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
0
Part Number Manufacturer Description Stock

LR4-450F

Littelfuse Inc

RoHS: Compliant
pbFree: Yes
0
Part Number Manufacturer Description Stock

LR4-450F

D# 650-LR4-450F

Littelfuse Inc

Resettable Fuses - PPTC 4.5A 20V 100A Imax

RoHS: Compliant
2512
Part Number Manufacturer Description Stock

LR4-450F

D# 40K7222

Littelfuse Inc

FUSE, PTC RESET, 20V, 4.5A, STRAP, Product Range:PolySwitch LR4 Series, Voltage Rating:20VDC, Holding Current:4.5A, Tripping Current:8.9A, Time to Trip:5s, Current Rating Max:100A, Operating Temperature Min:-, External Depth:1mm RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 10000
Container: Bulk
0
Part Number Manufacturer Description Stock

LR4-450F

D# NS-LR4-450F

Multiple

OEM/CM ONLY

1081
Part Number Manufacturer Description Stock

LR4450F

TE Connectivity

OEM/CM ONLY

2059
Part Number Manufacturer Description Stock

LR4-450F

Littelfuse Inc

Resettable Fuses - PPTC 4.5A 20V 100A Imax

pbFree: Pb-Free
0

RF1542-000

Littelfuse Inc

Resettable Fuses - PPTC 15V 4.5A-HD 100A MAX

pbFree: Pb-Free
0
Part Number Manufacturer Description Stock

LR4-450F

TE Connectivity

RFQ

6699

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LR4-450F

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LR4-450F Tags

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