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Circuit Protection / Electric Fuses / 045902.5UR
Datasheets
045902.5UR by: Littelfuse Inc

Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Surface Mount, PICO, ROHS COMPLIANT

Part Details for 045902.5UR by Littelfuse Inc

Results Overview of 045902.5UR by Littelfuse Inc

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

045902.5UR Information

045902.5UR by Littelfuse Inc is an Electric Fuse.
Electric Fuses are under the broader part category of Circuit Protection Components.

Circuit protection components monitor and safeguard electronic systems from overcurrent, overvoltage, and other electrical hazards. Read more about Circuit Protection Components on our Circuit Protection part category page.

Price & Stock for 045902.5UR

Part # Distributor Description Stock Price Buy
DISTI # 90F9089
Newark Fuse, Smd, 2.5A, Fast Acting, Fuse Current:2.5A, Blow Characteristic:Very Fast Acting, Voltage Rating Vac:125Vac, Voltage Rating Vdc:125Vdc, Fuse Case Style:7.2Mm X 4.3Mm, Product Range:Pico 459 Series, Fuse Type:Very Fast Acting Rohs Compliant: Yes |Littelfuse 045902.5UR RoHS: Compliant Min Qty: 500 Package Multiple: 1 Date Code: 0 Container: Cut Tape 0
  • 250 $0.8210
$0.8210 Buy Now
DISTI # F1168CT-ND
DigiKey FUSE BRD MNT 2.5A 125VAC/VDC SMD Min Qty: 1 Lead time: 13 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 246
In Stock
  • 1 $1.5900
  • 5 $1.3220
  • 10 $1.2190
  • 50 $1.0114
  • 100 $0.9331
  • 250 $0.8385
  • 500 $0.7731
  • 1,000 $0.7125
  • 1,500 $0.6791
  • 2,500 $0.6472
$0.6472 / $1.5900 Buy Now
DISTI # 576-045902.5UR
Mouser Electronics Surface Mount Fuses 125V 2.5A Fast Acting RoHS: Compliant 1000
  • 1 $1.5900
  • 5 $1.1700
  • 10 $1.1000
  • 50 $0.9160
  • 100 $0.8560
  • 500 $0.7890
  • 1,000 $0.6790
  • 2,500 $0.6470
$0.6470 / $1.5900 Buy Now
DISTI # V72:2272_06410091
Arrow Electronics Fuse Chip Very Fast Acting 2.5A 125V SMD Solder Pad 7.24 X 4.32 X 3.05mm Thermoplastic T/R CSA Min Qty: 1 Package Multiple: 1 Lead time: 13 Weeks Date Code: 2206 Container: Cut Strips Americas - 670
  • 0 $0.6660
  • 1 $0.4949
  • 10 $0.4874
  • 25 $0.4798
  • 100 $0.4722
  • 250 $0.4647
  • 500 $0.4571
$0.4571 / $0.6660 Buy Now
DISTI # V79:2366_17792642
Arrow Electronics Fuse Chip Very Fast Acting 2.5A 125V SMD Solder Pad 7.24 X 4.32 X 3.05mm Thermoplastic T/R CSA Min Qty: 1 Package Multiple: 1 Date Code: 1611 Americas - 219
  • 1 $1.5868
  • 5 $1.1677
  • 10 $1.0978
  • 50 $0.9142
  • 100 $0.8543
  • 500 $0.7874
  • 1,000 $0.6776
  • 2,500 $0.6457
$0.6457 / $1.5868 Buy Now
DISTI # 75570627
RS FUSE 125V V/FA PICO SMF 2.5A Min Qty: 500 Package Multiple: 1 Lead time: 8 Weeks, 0 Days Container: Bulk 0
  • 500 $1.0600
  • 1,000 $1.0100
  • 2,000 $0.9800
$0.9800 / $1.0600 RFQ
DISTI # 61609029
Verical Fuse Chip Very Fast Acting 2.5A 125V SMD Solder Pad 7.24 X 4.32 X 3.05mm Thermoplastic T/R CSA Min Qty: 9 Package Multiple: 1 Date Code: 2206 Americas - 670
  • 9 $0.4874
  • 25 $0.4798
  • 100 $0.4722
  • 250 $0.4647
  • 500 $0.4571
$0.4571 / $0.4874 Buy Now
DISTI # 26117924
Verical Fuse Chip Very Fast Acting 2.5A 125V SMD Solder Pad 7.24 X 4.32 X 3.05mm Thermoplastic T/R CSA Min Qty: 13 Package Multiple: 1 Date Code: 1611 Americas - 219
  • 13 $0.4526
$0.4526 Buy Now
Bristol Electronics   1168
RFQ
Quest Components FUSE,2.5A,125V,FAST ACTING,PICO,SMD,2817-CASE 1560
  • 1 $1.3408
  • 415 $0.6704
  • 896 $0.6167
$0.6167 / $1.3408 Buy Now
Quest Components FUSE,2.5A,125V,FAST ACTING,PICO,SMD,2817-CASE 934
  • 1 $1.0000
  • 101 $0.5000
  • 401 $0.4000
$0.4000 / $1.0000 Buy Now
Quest Components FUSE,2.5A,125V,FAST ACTING,PICO,SMD,2817-CASE 332
  • 1 $2.1452
  • 128 $1.0726
  • 281 $0.9922
$0.9922 / $2.1452 Buy Now
Quest Components FUSE,2.5A,125V,FAST ACTING,PICO,SMD,2817-CASE 320
  • 1 $2.1452
  • 128 $1.0726
  • 281 $0.9922
$0.9922 / $2.1452 Buy Now
DISTI # R45902.5
TTI Surface Mount Fuses 2.5A 125V VERY FAST ACTING RoHS: Compliant Min Qty: 500 Package Multiple: 500 Container: Reel Americas - 0
  • 500 $0.6840
  • 1,000 $0.6700
$0.6700 / $0.6840 Buy Now
DISTI # 045902.5UR
TTI Surface Mount Fuses 125V 2.5A Fast Acting RoHS: Compliant Min Qty: 500 Package Multiple: 500 Container: Reel Americas - 0
  • 500 $0.6570
  • 1,000 $0.6440
  • 1,500 $0.6310
$0.6310 / $0.6570 Buy Now
Future Electronics 459 Series Very Fast-Acting 125 V 2.5 A 7.24 x 4.32 mm PICO� SMT Ceramic Fuse Min Qty: 500 Package Multiple: 500 11000
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  • 500 $0.3500
  • 1,500 $0.3400
  • 5,000 $0.3350
  • 10,000 $0.3300
$0.3300 / $0.3500 Buy Now
DISTI # 045902.5UR
IBS Electronics 045902.5UR by LITTELFUSE INC. is a 2.5A, 45V, surface-mount fuse with fast-acting response, ideal for circuit protection in electronic devices, ensuring safety and reliability. Min Qty: 500 Package Multiple: 1 11000
  • 500 $0.4550
  • 1,500 $0.4420
  • 2,500 $0.4420
  • 5,000 $0.4355
  • 10,000 $0.4290
$0.4290 / $0.4550 Buy Now
DISTI # 000000000007264024
Sager FUSE 125V V/FA PICO SMF 2.5A Min Qty: 500 0
  • 500 $0.8776
  • 1,000 $0.8352
  • 2,000 $0.7966
$0.7966 / $0.8776 Buy Now
New Advantage Corporation 459 Series Very Fast-Acting 125 V 2.5 A 7.24 x 4.32 mm PICO� SMT Ceramic Fuse RoHS: Compliant Min Qty: 1 Package Multiple: 500 9000
  • 500 $0.5833
  • 9,000 $0.5385
$0.5385 / $0.5833 Buy Now

Part Details for 045902.5UR

045902.5UR CAD Models

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045902.5UR Part Data Attributes

Parametric Data
045902.5UR Littelfuse Inc
Buy Now Datasheet
Compare Parts:
045902.5UR Littelfuse Inc Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Surface Mount, PICO, ROHS COMPLIANT
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer LITTELFUSE INC
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8536.10.00.40
Samacsys Manufacturer LITTELFUSE
Additional Feature RATED BREAKING CAPACITY AT 125 VAC: 300 A
Blow Characteristic VERY FAST
Body Breadth 4.32 mm
Body Height 3.05 mm
Body Length or Diameter 7.24 mm
Circuit Protection Type ELECTRIC FUSE
Fuse Size PICO
JESD-609 Code e3
Joule Integral-Nom
Mounting Feature SURFACE MOUNT
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Packing Method TR
Rated Breaking Capacity 50 A
Rated Current 2.5 A
Rated Voltage(AC) 125 V
Rated Voltage(DC) 125 V
Reference Standard CSA; PSE; UL
Surface Mount YES
Terminal Finish TIN
Terminal Shape J BEND
Trip Time or Delay 0.1 s

Alternate Parts for 045902.5UR

This table gives cross-reference parts and alternative options found for 045902.5UR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 045902.5UR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
025102.5MRT1L Littelfuse Inc $0.6688 Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Supplemental, Through Hole, PICO, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5MRT1L
025102.5PXT1L Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5PXT1L
025102.5NAHF Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5NAHF
025102.5PA Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE 045902.5UR vs 025102.5PA
025102.5HXT1L Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5HXT1L
025102.5HRT1 Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE 045902.5UR vs 025102.5HRT1
025102.5MXT1L Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5MXT1L
025102.5PRT1 Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE 045902.5UR vs 025102.5PRT1
025102.5.NRT1L Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Through Hole, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5.NRT1L
025102.5NRT1L Littelfuse Inc Check for Price Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, 50A (IR), Supplemental, Through Hole, PICO, HALOGEN FREE AND ROHS COMPLIANT 045902.5UR vs 025102.5NRT1L

045902.5UR Related Parts

045902.5UR Frequently Asked Questions (FAQ)

  • The recommended mounting torque is 0.5-1.5 N·m (0.4-1.1 lbf·in) according to Littelfuse's application notes.

  • While the 045902.5UR fuse has a high melting I²t rating, it's not recommended for use in applications above 125°C (257°F). For high-temperature applications, consider using a fuse with a higher temperature rating, such as the 045902.5UR-HT.

  • To determine the correct fuse size, consider the maximum current, voltage, and power rating of your circuit. You can use Littelfuse's fuse selection guide or consult with an application engineer to ensure the correct fuse is chosen.

  • Yes, the 045902.5UR fuse is RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals) compliant, making it suitable for use in European Union and other environmentally conscious applications.

  • The typical lead time for ordering 045902.5UR fuses varies depending on the quantity and availability. However, Littelfuse typically quotes a lead time of 4-6 weeks for standard orders. Expedited shipping options may be available for an additional fee.

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