0603SFP Series - 0603 Size Lead-Free, Halogen Free, Pulse Tolerant Chip Fuse

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Disclaimer Notice

Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, 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.

Pulse Tolerant Chip Fuses have high inrush current withstand capability and provide overcurrent protection for DC power systems at voltages up to 32 VDC. These devices combine a silver fusing element and monolithic, multilayer design to provide strong arc suppression characteristics.

These RoHS-compliant surface-mount devices can help facilitate the development of more reliable, high performance consumer electronics such as laptops, multimedia devices, cell phones and other portable electronics.


  • High inrush current withstanding capability
  • Temperature stability
  • Strong arc suppression characteristics


  • Lead free materials and RoHS compliant
  • Halogen free
  • High-temperature performance
  • -55°C to +125°C operating temperature range


  • Laptops
  • Digital cameras
  • Cell phones
  • Printers
  • DVD players
  • Portable electronics
  • Game systems
  • LCD monitors
  • Scanners

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)VDC (V)Nominal Melting I2T (A2sec)Resistance
Max Operating Temp (°C)SizeProduct
0603SFP100F/32-21320.080.211250603Product SpecificationCheckOrder
0603SFP150F/32-21.5320.110.1011250603Product SpecificationCheckOrder
0603SFP200F/32-22320.240.0571250603Product SpecificationCheckOrder
0603SFP250F/32-22.5320.560.0421250603Product SpecificationCheckOrder
0603SFP300F/32-23320.720.031250603Product SpecificationCheckOrder
0603SFP350F/32-23.5321.10.0221250603Product SpecificationCheckOrder
0603SFP400F/32-24322.080.0181250603Product SpecificationCheckOrder
0603SFP450F/32-24.5322.630.0141250603Product SpecificationCheckOrder
0603SFP500F/32-25323.250.0131250603Product SpecificationCheckOrder
0603SFP600F/32-26324.000.0101250603Product SpecificationCheckOrder