441 Series - 0603 Size Surface Mount Ceramic Fuse

Fuse 441 Image
Roll Over to Zoom
Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

This 100% Lead-free, RoHS compliant and Halogen-free fuse series has been designed specifically to provide over current protection to circuits that see high working ambient temperatures (up to 150°C) and high inrush currents. The general design ensures excellent temperature stability and performance reliability. This high I²t fuse series is designed to have ultra high inrush current withstand capability to avoid nuisance fuse open.


  • Operating Temperature from -55°C to 150°C
  • 100% Lead-free, HalogenFree and RoHS compliant
  • Suitable for both leaded and lead-free reflow / wave soldering
  • Ultra high I²t values


  • Handheld Electronics
  • LCD Displays
  • Battery Packs
  • Hard Disk Drives
  • SD Memory Cards

Access specifications, certifications, check availability and order parts below

Catalog #VDC (V)Nominal Melting I2T (A2sec)Resistance
BodyMSLOpeningOperating TemperaturePartner ECAD ModelsStockSamplesCompare
0441002.320.31030.0302CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0441002.CheckOrder
0441003.320.81650.0158CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0441003.CheckOrder
0441004.321.26590.0097CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0441004.CheckOrder
0441005.321.62870.0073CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0441005.CheckOrder
0441006.322.60490.0056CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0441006.CheckOrder
044102.5320.5520.02CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C044102.5CheckOrder
044103.5320.94380.0117CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C044103.5CheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0441002.WR FUSE 32V High I2T 0603 2A RoHS No 08/26/2008 PbFree No CoC_RoHS10_0441002.WR REACH201_Declaration_0441002.WR Yes
Does not Contain IPC_0441002.WR
0441003.WR FUSE 32V High I2T 0603 3A RoHS No 08/26/2008 PbFree No CoC_RoHS10_0441003.WR REACH219_Declaration_0441003.WR Yes
Does not Contain IPC_0441003.WR
0441004.WR FUSE 32V High I2T 0603 4A RoHS No 08/26/2008 PbFree No CoC_RoHS10_0441004.WR REACH209_Declaration_0441004.WR Yes
Does not Contain IPC_0441004.WR
0441005.WR FUSE 32V High I2T 0603 5A RoHS No 08/26/2008 PbFree No CoC_RoHS10_0441005.WR Yes
0441006.WR FUSE 32V High I2T 0603 6A RoHS No 08/26/2008 PbFree No CoC_RoHS10_0441006.WR REACH_SVHC Declaration_0441006.WR Yes
Does not Contain IPC_0441006.WR
044102.5WR FUSE 32V High I2T 0603 2.5A RoHS No 08/26/2008 PbFree No CoC_RoHS10_044102.5WR REACH_SVHC Declaration_044102.5WR Yes
Does not Contain IPC_044102.5WR
044103.5WR FUSE 32V High I2T 0603 3.5A RoHS No 08/26/2008 PbFree No CoC_RoHS10_044103.5WR REACH211_Declaration_044103.5WR Yes
Does not Contain IPC_044103.5WR
If the product environmental information that you are looking for does not appear in this tab,
please complete the Product Environmental Information Request Form.