KR Series - Surface Mount End-Banded Chip Thermistors 0805 Style (125°C)

Series: KR
KR
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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.

Littelfuse surface mount end-banded thermistor elements are designed for use on hybrid substrates, integrated circuits or printed circuit boards. They have a solder coated metallization which is suitable for various contact techniques including wire bond, epoxy or solder. Since they are manufactured using the most advanced equipment and technology available, their dimensional parameters are extremely uniform making the devices especially suitable for use with automatic handling and placement equipment.

Features:

  • Surface mountable
  • Small size
  • Low cost
  • Nickel Barrier

Options:

  • Non-standard resistance values and tolerances
  • Tape and reel packaging
  • Solder coated metallization

Specifications:

  • Thermal time constant: 10 seconds max
  • Dissipation constant: 1 mW/°C
  • Rated to +125°C maximum operating temperature

Access specifications, certifications, check availability and order parts below

Catalog #Resis Ω @ 25°CResis Tol ± % @25°CMax Power RatingBeta (K) 25-50°CBeta (K) 25-85°CMin Operating Temp (°C)Max Operating Temp (°C)Engineering DrawingRT TablePartner ECAD ModelsCompare
  
KR102D0J10005300mW3250-40125EngineeringRTKR102D0J
KR103E0J100005300mW3435-40125EngineeringRTKR103E0J
KR103G0J100005300mW37123750-40125EngineeringRTKR103G0J
KR103J0J1000053976-40125EngineeringRTKR103J0J
KR104R0J1000005300mW4250-40125EngineeringRTKR104R0J
KR204R0J2000005300mW4250-40125EngineeringRTKR204R0J
KR252L0J25005300mW4100-40125EngineeringRTKR252L0J
KR272G0J270053750-40125EngineeringRTKR272G0J
KR303K0J300005300mW4000-40125EngineeringRTKR303K0J
KR502F0J50005300mW3550-40125EngineeringRTKR502F0J
KR503L0J500005300mW4150-40125EngineeringRTKR503L0J
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s)
KR104R0J NTC THERMISTOR 100K OHM 5% 0805 RoHS No 11/09/2020 PbFree No 11/09/2020 CoC_RoHS10_KR104R0J_11-10-2020 REACH209_Declaration_KR104R0J_11-10-2020 Yes
11/09/2020
Does not Contain
KR303K0J NTC THERMISTOR 30K OHM 5% 0805 RoHS No 01/30/2019 PbFree No 01/30/2019 CoC_RoHS9_KR303K0J_01-31-2019 REACH197_Declaration_KR303K0J_01-31-2019
01/30/2019
Does not Contain
KR502F0J NTC THERMISTOR 5K OHM 5% 0805 RoHS No 02/17/2020 PbFree No 02/17/2020 Yes
02/17/2020
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