PRF21BA471QB1RA Overview

Into 0805 packages, PTC thermistors are put to prevent damage. Setting the minimum operating temperature of PTC thermistors to -20°C is recommended. If this thermistor is to work correctly, it must operate at 140°C. PTC thermistor terminations are 2. It has 2 pins. While operating, the PTC thermistors could output 32V voltage. This thermistor can supply 32V nominally when in operation. The PTC thermistors are designed for 100μA current.

PRF21BA471QB1RA Features

Package / Case: 0805
Mount: Surface Mount
Terminal Shape: WRAPAROUND
2 Pins
Tolerance: 50%

PRF21BA471QB1RA Applications

There are a lot of Murata Electronics
PRF21BA471QB1RA PTC Thermistors applications.

• Chargers
• Thermal protection of winding in electric motors
• Secondary protection of battery packs
• Limit temperature monitoring
• Over-temperature protection of power components
• DC/DC converters
• SMPS
• Notebooks
• Home appliances
• Dimmers