ITV9550 60A Series - Three-Terminal Surface Mount Battery Protectors

External overview 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.

ITV is a three-terminal surface mountable li-ion battery protector designed to guard against the damage caused by both overcurrent and overcharging. A fuse element is embedded to cut off the circuit when overcurrent issue happens. A heater is also directly embedded under the fuse element, it will generate heat to blow the fuse once overvoltage detected by IC or FET.

Features & Benefits:

  • Protection for both overcurrent and overvoltage
  • Low internal resistance
  • UL and TUV certification
  • Surface mount footprint
  • RoHS compliant and Halogen free


  • Used as a protector in Li-ion battery pack
  • Vacuum cleaner
  • Power tools
  • E-scooter
  • E-bike
  • UPS

Access specifications, certifications, check availability and order parts below

Catalog #Vmax(Vdc)Ibreak(A)Irated (A)VOP(V)Cells in SeriesRheater(Ω)Size Code (mm/in)Packaging
Check StockSamplesResistance of Fuse ElementOperating Temperature Maximum CelsiusPartner ECAD ModelsStockSamplesCompare
ITV9550L126080160609.6 ~ 13.531.83 ~ 3.709550(3820)T&RYesYes≤2.065ITV9550L1260CheckOrder
ITV9550L1460801606013.0 ~ 18.443.4 ~ 6.79550(3820)T&RYesYes≤2.065ITV9550L1460CheckOrder
ITV9550L2060801606016.7 ~ 23.555.6 ~ 11.19550(3820)T&RYesYes≤2.065ITV9550L2060CheckOrder
ITV9550L3060801606022.3 ~ 31.56~710.0 ~ 19.99550(3820)T&RYesYes≤2.065ITV9550L3060CheckOrder
ITV9550L4060801606033.0 ~ 46.99~1022.0 ~ 43.59550(3820)T&RYesYes≤2.065ITV9550L4060CheckOrder
ITV9550L5060801606043.7 ~ 62.012~1438.5 ~ 77.09550(3820)T&RYesYes≤2.065ITV9550L5060CheckOrder
To request product environmental information, please complete the Product Environmental Information Request Form.