VLR Series - 12V PolySwitch Lead Free Battery Strap PPTC - 85C Activation Temperature

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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.

As a pioneer of polymeric positive temperature coefficient resettable devices, Littelfuse has developed several material platforms to serve the changing battery technology and to help protect battery applications. Each of these material platforms offers different performance characteristics, allowing engineers greater design flexibility. PolySwitch devices for battery protection include SRP, LR4, VTP, VLP, VLR, MXP and RSD series, and special application strap devices.


  • RoHS compliant
  • Lead-free versions of all devices are available.
  • Current ratings from 1.1A to 13A
  • Fast time-to-trip


  • Many material platforms and device form factors give engineers more design flexibility
  • Compatible with high-volume electronics assembly
  • Assists in meeting regulatory requirements
  • Low resistance devices increase battery operating time


  • Mobile phones and smart phones
  • Tablet PCs
  • Ultra-thin notebooks
  • Mobile radios
  • Digital cameras
  • Portable media players
  • Power tools (charge lines)

Access specifications, certifications, check availability and order parts below

Catalog #IHold (A)ITRIP
Max Volts
Trip Time
Activation Temp (Deg C)Interrupt Current (A)Max Operating Temp (°C)Product
Partner ECAD ModelsStockSamplesCompare
VLR170F1.74.1121001.40.0180.0320.06450.02585100Product SpecificationVLR170FCheckOrder
VLR175F1.754.2121001.40.0170.0310.06250.02485100Not ApplicableProduct SpecificationVLR175FCheckOrder
VLR175LF1.754.2121001.40.0170.0310.06250.02485100Not ApplicableProduct SpecificationVLR175LFCheckOrder
VLR230F2.35121002.50.0120.0180.03650.01585100Not ApplicableProduct SpecificationVLR230FCheckOrder
Catalog # Certificates
Sorting icon
VLR170F curiconuriconCSAiconTUVicon
VLR175LF curiconuriconCSAiconTUVicon
VLR230F curiconuriconCSAiconTUVicon
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
RF3533-000 VLR170F RoHS No 04/26/2016 PbFree No 04/26/2016 CoC_RoHS10_RF3533-000_VLR170F REACH211_Declaration_RF3533-000_VLR170F Yes
Does not Contain
RF3505-000 VLR175F RoHS No 01/01/2012 PbFree No 01/01/2012 CoC_RoHS10_RF3505-000_VLR175F REACH209_Declaration_RF3505-000_VLR175F Yes
Does not Contain
RF3522-000 VLR175LF RoHS No 04/26/2016 PbFree No 04/26/2016 CoC_RoHS10_RF3522-000_VLR175LF REACH201_Declaration_RF3522-000_VLR175LF Yes
Does not Contain
RF3516-000 VLR230F RoHS No 04/26/2016 PbFree No 04/26/2016 Yes
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