KTY81/221,112 Overview

It is recommended that the PTC thermistors be packaged in TO-226-2, TO-92-2 (TO-226AC) packages to prevent damage to them. The PTC thermistors are packaged in the Bulk to ensure safety. There are 2 terminations on the PTC thermistor.

KTY81/221,112 Features

Moisture Sensitivity Level (MSL): 1 (Unlimited)
Package / Case: TO-226-2, TO-92-2 (TO-226AC)
Resistance @ 25°C: 1.98kOhm
Series: KTY81
Operating Temperature: -55°C~150°C

KTY81/221,112 Applications

There are a lot of NXP USA Inc.
KTY81/221,112 PTC Thermistors applications.

• Motor control
• 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