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PTC Thermistors (POSISTOR)Design Tools

The software 'SimSurfing' simulates the characteristics of ww5 products.

This will take you to the product search page. You can check data values by part numbers.

To browse the data, you must register as a member of my ww5 and be logged in.

SMD Type / PRF Series	PRF03 Series：0603Size,Resistance 540kΩ(25°C)
	PRF15-1kΩ Series：1005Size,Resistance 1kΩ(25°C)
	PRF15-10kΩ Series：1005Size,Resistance 10kΩ(25°C)
	PRF18-470Ω Series (Automotive Grade)：1608Size, Resistance 470Ω(25°C)
	PRF18-470Ω Series：1608Size,Resistance 470Ω(25°C) Tight Tolerance Type
	PRF18-470Ω Series (Automotive Grade)：1608Size, Resistance 470Ω(25°C)Tight Tolerance Type
	PRF21-470Ω Series：2012Size,Resistance 470Ω(25°C)
SMD Type / PRG Series	PRG03 Series：0603Size,Curie Point 90°C
	PRG18BB Series：1608Size,Curie Point 100°C
	PRG21AR,BB Series：2012Size,Curie Point 100°C,120°C	PRG21AR220MB1RK
		PRG21BB Series
		PRG21AR420MB1RA
	PRG Series for Automotive：for Automotive	PRG21AR4R7MS5RA
		PRG21AR220MS1RK
		PRG21AR420MS1RA
		PRG18BB Series

You must register as a my ww5 member to request samples.

1Create my ww5 account

We will send you an email after your account is created. Follow the instructions in the email to complete the account registration process.
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2Application to use Thermistors (Temperature Sensors) Site

It may take several days before you are able to use the site.
3Request samples

Check the details of your application, and enter the necessary information such as the address where the samples should be sent. When your application is complete, a notification of completion will be sent automatically to the email address registered to your my ww5 account.

*Please be aware that sample requests may occasionally be canceled for various reasons.
*You may not request samples of the same part number more than once within a 30-day period.
*
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