440 Series - Ceramic Base 1206-Size High I2t SMD Fuse

Series: 440
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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.

The 440 Series is a 100% Lead-free, RoHS compliant and Halogen-free fuse series designed specifically to provide over-current protection to circuits that operate under 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.

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

Applications:
  • LCD Displays
  • Servers
  • Notebook Computers
  • Printers
  • Scanners
  • Data Modems
  • Hard Disk Drives
automotive systems

Access specifications, certifications, check availability and order parts below

Catalog #VDC (V)VAC (V)Nominal Melting I2T (A2sec)Resistance
(Ω)		BodyMSLOpeningOperating TemperaturePartner ECAD ModelsStockSamplesCompare
440.251251250.006492.14CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C440.25CheckOrder
440.3751251250.014551.216CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C440.375CheckOrder
440.563630.026420.814CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C440.5CheckOrder
440.7563630.093120.4624CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C440.75CheckOrder
44000150500.210540.3096CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C440001CheckOrder
0440002.32320.43260.0385CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0440002.CheckOrder
0440003.32321.2320.02252CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0440003.CheckOrder
0440004.32322.6010.01553CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0440004.CheckOrder
0440005.32324.7610.012CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0440005.CheckOrder
0440007.32328.4640.00753CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0440007.CheckOrder
0440008.323212.950.00634CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C0440008.CheckOrder
44001.550500.506520.1759CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C44001.5CheckOrder
044002.532320.81910.0285CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C044002.5CheckOrder
044003.532321.78930.01845CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C044003.5CheckOrder
4401.2550500.4020.2265CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C4401.25CheckOrder
04401.7532320.33120.045CeramicIPC/JEDEC J-STD-020C Level 1Fast-Acting (F)-55° to 150°C04401.75CheckOrder
Catalog # Certificates
Sorting icon
440.25 CSAicon
440.375 CSAicon
440.5 CSAicon
440.75 CSAicon
440001 CSAicon
0440002. CSAicon
0440003. CSAicon
0440004. CSAicon
0440005. CSAicon
0440007. CSAicon
0440008. CSAicon
44001.5 CSAicon
044002.5 CSAicon
044003.5 CSAicon
4401.25 CSAicon
04401.75 CSAicon
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0440.250WR FUSE 125V HIGH I2T 1206 .250A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440.250WR REACH209_Declaration_0440.250WR Yes
Does not Contain IPC_0440.250WR
0440.375WR FUSE 125V HIGH I2T 1206 .375A RoHS No 01/01/2009 PbFree No 01/01/2009 Yes
IPC_0440.375WR
0440.500WR FUSE 63V HIGH I2T 1206 .500A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440.500WR REACH219_Declaration_0440.500WR Yes
Does not Contain IPC_0440.500WR
0440.750WR FUSE 63V HIGH I2T 1206 .750A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440.750WR REACH205_Declaration_0440.750WR Yes
Does not Contain IPC_0440.750WR
0440001.WR FUSE 50V HIGH I2T 1206 1A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440001.WR REACH201_Declaration_0440001.WR Yes
Does not Contain IPC_0440001.WR
0440002.WR FUSE 32V High I2T 1206 2A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440002.WR REACH209_Declaration_0440002.WR Yes
Does not Contain IPC_440WR_-1.75A-8A
0440003.WR FUSE 32V High I2T 1206 3A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440003.WR REACH201_Declaration_0440003.WR Yes
Does not Contain IPC_440WR_-1.75A-8A
0440004.WR FUSE 32V High I2T 1206 4A RoHS No 01/01/2009 PbFree No 01/01/2009 REACH219_Declaration_0440004.WR Yes
Does not Contain IPC_440WR_-1.75A-8A
0440005.WR FUSE 32V High I2T 1206 5A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440005.WR REACH_SVHC Declaration_0440005.WR Yes
Does not Contain IPC_440WR_-1.75A-8A
0440007.WR FUSE 32V High I2T 1206 7A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_0440007.WR REACH_SVHC Declaration_0440007.WR Yes
Does not Contain IPC_440WR_-1.75A-8A
0440008.WR FUSE 32V High I2T 1206 8A RoHS No 01/01/2009 PbFree No 01/01/2009 REACH211_Declaration_0440008.WR Yes
Does not Contain IPC_440WR_-1.75A-8A
044001.5WR FUSE 50V HIGH I2T 1206 1.5A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_044001.5WR REACH219_Declaration_044001.5WR Yes
Does not Contain IPC_044001.5WR
044002.5WR FUSE 32V High I2T 1206 2.5A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_044002.5WR REACH219_Declaration_044002.5WR Yes
Does not Contain IPC_440WR_-1.75A-8A
044003.5WR FUSE 32V High I2T 1206 3.5A RoHS No 01/01/2009 PbFree No 01/01/2009 CoC_RoHS10_044003.5WR REACH_SVHC Declaration_044003.5WR Yes
Does not Contain IPC_440WR_-1.75A-8A
04401.25WR FUSE 50V HIGH I2T 1206 1.25A RoHS No 01/01/2009 PbFree No 01/01/2009 Yes
04401.75WR FUSE 32V High I2T 1206 1.75A RoHS No 01/01/2009 PbFree No 01/01/2009 Yes
IPC_440WR_-1.75A-8A
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