397 Series - CP Subminiature Fuses

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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.

Features:

  • Lead-free/RoHS Compliant
  • Surge proof for telecom applications
  • Reduced PCB space requirements
  • Direct solderable or plug-in versions
  • Low internal resistance
  • Shocksafe casing
  • Vibration resistant
  • Halogen free

Access specifications, certifications, check availability and order parts below

Catalog #VAC (V)Resistance
(Ω)
Nominal Melting I2T (A2sec)MSLOpeningFusing Characteristic 1700 PercentMax Operating Temp (°C)Min Operating TemperatureInterupt Voltage (V) -1Partner ECAD ModelsStockSamplesCompare
397035000001250.56650.6MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539703500000CheckOrder
397035004401250.56650.6MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539703500440CheckOrder
397050000001250.342370.79MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539705000000CheckOrder
397050004401250.342370.79MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539705000440CheckOrder
397080000001250.16162.4MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539708000000CheckOrder
397080004401250.16162.4MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539708000440CheckOrder
397110000001250.099993.5MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539711000000CheckOrder
397110004401250.099993.5MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539711000440CheckOrder
397112500001250.071585MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539711250000CheckOrder
397112504401250.071585MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539711250440CheckOrder
397115000001250.052178.5MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539711500000CheckOrder
397115004401250.052178.5MIL-STD-202 Method 106Transient Tolerant (T)20085-4012539711500440CheckOrder
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
39703500000 FUSE 125V UL TL TTCP TELECOM AMMO .350A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39703500440 FUSE 125V UL TL TTCP TELECOM SL .350A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39705000000 FUSE 125V UL TL TTCP TELECOM AMMO .500A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39705000440 FUSE 125V UL TL TTCP TELECOM SL .500A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39708000000 FUSE 125V UL TL TTCP TELECOM AMMO .800A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39708000440 FUSE 125V UL TL TTCP TELECOM SL .800A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39711000000 FUSE 125V UL TL TTCP TELECOM AMMO 1A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39711000440 FUSE 125V UL TL TTCP TELECOM SL 1A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39711250000 FUSE 125V UL TL TTCP TELECOM AMMO 1.25A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39711250440 FUSE 125V UL TL TTCP TELECOM SL 1.25A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39711500000 FUSE 125V UL TL TTCP TELECOM AMMO 1.5A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
39711500440 FUSE 125V UL TL TTCP TELECOM SL 1.5A RoHS No 02/25/2005 PbFree No 02/25/2006 No
03/01/2007
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