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KW503R2

KW503R2

KW503R2

Littelfuse Inc.

KW Series 50k Free Hanging 120°C Bulk

SOT-23

KW503R2 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 12 Weeks
Mounting Type Free Hanging
Package / Case Bead, Epoxy
Operating Temperature120°C
PackagingBulk
Series KW
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Lead Length 1.50 38.00mm
Power - Max 30mW
Resistance Tolerance±0.5°C
Resistance in Ω @ 25°C 50k
B0/50 4140K
RoHS StatusROHS3 Compliant
In-Stock:4213 items

Pricing & Ordering

QuantityUnit PriceExt. Price
250$1.78500$446.25

KW503R2 Product Details

KW503R2 Overview


NTC thermistors comes in the package of a Bulk. For convenience, it is included in the Bead, Epoxy package. The resistance tolerance for NTC thermistors is ±0.5°C to make it work. To ensure reliable performance, the temperature of NTC thermistors should be set to 120°C. The maximum power set by the NTC thermistors is 30mW.

KW503R2 Features


Package/Case: Bulk
KW Series
Operating Temperature: 120°C
Mounting Type: Free Hanging


KW503R2 Applications


There are a lot of Littelfuse Inc.
KW503R2 NTC Thermistors applications.


  • Temperature compensation for crystal oscillator
  • Temperature compensation for semiconductor devices
  • Temperature detection for CPU and memory device
  • Temperature compensation for ink-viscosity (Inkjet Printer)
  • Temperature detection of battery cells
  • Temperature compensation of display contrast
  • Temperature compensation of display backlighting (CCFL)
  • Personal Computer and Peripheral Device
  • Personal Computer and Peripheral Device
  • Liquid Crystal Display

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