VideoLibrary

How to Choose a PTC Thermistor

Learn how PTC thermistors provide temperature sensing and current control, and discover which type best fits each function in your application.

3/6/2026 5:20:51 PM Share

Part List

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
SENSOR PTC 1KOHM 50% 0402PRF15BB102RB6RCSENSOR PTC 1KOHM 50% 040231667 - Immediate$0.17View Details
SENSOR PTC 1KOHM 50% 0402PRF15BD102RB6RCSENSOR PTC 1KOHM 50% 04025096 - Immediate$0.17View Details
SENSOR PTC 470OHM 50% 0603PRF18BF471QB5RBSENSOR PTC 470OHM 50% 06039990 - Immediate$0.19View Details
SENSOR PTC 470OHM 50% 0603PRF18BG471QB5RBSENSOR PTC 470OHM 50% 060325213 - Immediate$0.19View Details
SENSOR PTC 470OHM 50% 0603PRF18BE471QB5RBSENSOR PTC 470OHM 50% 06039085 - Immediate$0.19View Details
SENSOR PTC 470OHM 50% 0603PRF18BD471QB5RBSENSOR PTC 470OHM 50% 060321791 - Immediate$0.22View Details
SENSOR PTC 470OHM 50% 0603PRF18BC471QB5RBSENSOR PTC 470OHM 50% 06039520 - Immediate$0.22View Details
SENSOR PTC 470OHM 50% 0603PRF18BD471QS5RBSENSOR PTC 470OHM 50% 06030 - Immediate$0.27View Details
SENSOR PTC 470OHM 50% 0603PRF18BG471RB5RBSENSOR PTC 470OHM 50% 06034114 - Immediate$0.46View Details
SENSOR PTC 1KOHM 50% 0402PRF15BC102RB6RCSENSOR PTC 1KOHM 50% 04028628 - Immediate$0.21View Details
SENSOR PTC 470OHM 50% 0603PRF18BA471QB5RBSENSOR PTC 470OHM 50% 06030 - Immediate$0.22View Details
SENSOR PTC 470OHM 50% 0603PRF18AR471QB5RBSENSOR PTC 470OHM 50% 06033050 - Immediate$0.22View Details
SENSOR PTC 470OHM 50% 0603PRF18BB471RB5RBSENSOR PTC 470OHM 50% 06035875 - Immediate$0.25View Details
SENSOR PTC 470OHM 50% 0603PRF18BA471QS5RBSENSOR PTC 470OHM 50% 06032575 - Immediate$0.27View Details
SENSOR PTC 470OHM 50% 0603PRF18BE471QS5RBSENSOR PTC 470OHM 50% 06034000 - Immediate$0.27View Details
SENSOR PTC 470OHM 50% 0603PRF18BB471QB5RBSENSOR PTC 470OHM 50% 06034478 - Immediate$0.41View Details
SENSOR PTC 470OHM 50% 0805PRF21BE471QB5RASENSOR PTC 470OHM 50% 08052020 - Immediate$0.43View Details
SENSOR PTC 470OHM 50% 0603PRF18BC471RB5RBSENSOR PTC 470OHM 50% 06036930 - Immediate$0.46View Details
SENSOR PTC 470OHM 50% 0603PRF18BF471RB5RBSENSOR PTC 470OHM 50% 06031411 - Immediate$0.46View Details
SENSOR PTC 470OHM 50% 0603PRF18BB471QS5RBSENSOR PTC 470OHM 50% 06037800 - Immediate$0.52View Details

Related Videos

Murata PTC Thermistors for Reliable Temperature Sensing and Current Limitation
Murata PTC Thermistors for Reliable Temperature Sensing and Current Limitation

Publish Date: 2025-08-06

Related Product Highlight

AI Servers The advanced, reliable components from Murata Electronics help meet the challenges of AI workloads, keeping pace with the increasing complexity of AI workloads.
At the Forefront of Enabling IoT Applications Murata offers solutions for a wide range of IoT applications.

Related Articles and Blogs

Build High-Performance AI Servers with Advanced Passive Components Murata passives, from MLCCs and power inductors to crystals and thermistors, deliver the power, timing, and thermal integrity AI server boards demand.

Related Product Training Modules

Overheat Protection POSISTOR® A background of ceramic PTC thermistors and also overviews advanced thermal management solutions using POSISTOR®.
Terms & Conditions Privacy Notice Trade Compliance Accessibility Statement Cookie Settings Do Not Sell / Do Not Share My Personal Information
Local Support: 701 Brooks Avenue South, Thief River Falls, MN 56701 USA Copyright © 1995-2026, DigiKey. All Rights Reserved.
ECIA Member
ECIA Member