To protect the devices from damage, PTC thermistors are packaged in 0603 packages. For PTC thermistors, -20°C should be the minimum operating temperature. The operating temperature of this thermistor must not exceed 100°C. The thermistor can theoretically supply 32V voltage when working. PTC thermistors are designed for 100μA current.
PRF18BF471QB2RB Features
Package / Case: 0603 Mount: PCB, Surface Mount Tolerance: 50%
PRF18BF471QB2RB Applications
There are a lot of Murata Electronics PRF18BF471QB2RB PTC Thermistors applications.