451 Series - NANO Fast-Acting Subminiature Surface Mount Fuse

451_Series
The Nano SMF Fuse is a very small, Wire-in-Air (WIA) square shape surface mount fuse which is very suitable for the secondary side circuit over-current protection applications and is designed for PCB using surface mount technology.

Features:

  • Very fast acting
  • Small size
  • Wide range of current rating available (0.062A to 20A)
  • Wide operating temperature range
  • Low temperature rerating
  • RoHS compliant and Halogen Free

Applications:

  • Notebook PC
  • LCD/PDP TV
  • LCD monitor
  • LCD/PDP panel
  • LCD backlight inverter
  • Portable DVD player
  • Power supply
  • Networking
  • PC server
  • Cooling fan system
  • Storage system
  • Telecom system
  • Wireless basestation
  • White goods
  • Game console
  • Office Automation equipment
  • Battery charging circuit protection
  • Industrial equipment

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)VAC (V)VDC (V)Nominal Melting I2T (A2sec)Resistance
(Ω)
Interrupting RatingBodyMin Operating Temp °CMax Operating Temp °CMarking CodeStockSamplesCompare
0451.0620.0621251250.000195.5300A@32VDCCeramic-5512562mA LFCheckOrder
0451.0800.081251250.000334.05300A@32VDCCeramic-5512580mA LFCheckOrder
0451.1000.11251250.001383.1300A@32VDCCeramic-55125100mA LFCheckOrder
0451.1250.1251251250.002861.7300A@32VDCCeramic-55125125mA LFCheckOrder
0451.1600.161251250.00481.2157300A@32VDCCeramic-55125160mA LFCheckOrder
0451.2000.21251250.00890.8372300A@32VDCCeramic-55125200mA LFCheckOrder
0451.2500.251251250.01580.5765300A@32VDCCeramic-55125250mA LFCheckOrder
0451.3150.3151251250.03110.3918300A@32VDCCeramic-55125315mA LFCheckOrder
0451.3750.3751251250.04420.61300A@32VDCCeramic-55125375mA LFCheckOrder
0451.4000.41251250.05510.56300A@32VDCCeramic-55125400mA LFCheckOrder
0451.5000.51251250.08240.42300A@32VDCCeramic-55125500mA LFCheckOrder
0451.6300.631251250.13810.305300A@32VDCCeramic-55125630mA LFCheckOrder
0451.7500.751251250.21430.245300A@32VDCCeramic-55125750mA LFCheckOrder
0451.8000.81251250.26540.212300A@32VDCCeramic-55125800mA LFCheckOrder
0451001.11251250.60290.153300A@32VDCCeramic-551251A LFCheckOrder
0451002.21251250.530.0367300A@32VDCCeramic-551252A LFCheckOrder
0451003.31251251.650.0227300A@32VDCCeramic-551253A LFCheckOrder
0451004.41251253.1520.016300A@32VDCCeramic-551254A LFCheckOrder
0451005.51251255.5660.0125300A@32VDCCeramic-551255A LFCheckOrder
0451007.712512510.320.009300A@32VDCCeramic-551257A LFCheckOrder
0451008.812512520.230.0077300A@32VDCCeramic-551258A LFCheckOrder
045101.51.51251250.8530.063300A@32VDCCeramic-551251.5A LFCheckOrder
045101.61.61251251.060.058300A@32VDCCeramic-551251.6A LFCheckOrder
0451010.1012512526.460.0056300A@32VDCCeramic-5512510A LFCheckOrder
0451012.12656547.970.0049300A@24VDCCeramic-5512512A LFCheckOrder
0451015.15656597.820.0037300A@24VDCCeramic-5512515A LFCheckOrder
045102.52.51251251.0290.0286300A@32VDCCeramic-551252.5A LFCheckOrder
4510202065651540.00244400A@32VDCCeramic-5512520A LFCheckOrder
045103.53.51251252.4690.02300A@32VDCCeramic-551253.5A LFCheckOrder
045106.36.31251259.170.0096300A@32VDCCeramic-551256.3A LFCheckOrder
04511.251.251251250.6640.078300A@32VDCCeramic-551251.25A LFCheckOrder
04513.153.151251251.920.0215300A@32VDCCeramic-551253.15A LFCheckOrder

EC611 Circuit Protection for Lithium Ion and Lithium Polymer Rechargeable Battery Applications

This application note summarizes how the increased use of Lithium-Ion and Lithium Polymer battery packs in applications where user safety is critical, the implementation of secondary protection circuits will ensure an unsurpassed level of safety with minimal cost impact.

451 Series Time Curve Data

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