QT111-IS Overview
This part has a resolution of 1.75 B. Supply current is set to 26 µA for the device. The temperature should be warmer when it is operating than when it is not. A maximum Operating Temperature of 85 °C is reached at this point.
QT111-IS Features

QT111-IS Applications
There are a lot of Atmel
QT111-IS Capacitive Sensors applications.

Gesture Recognition
Automotive Door I Kick Sensors
Automotive Rain Sensor
Remote and Direct Liquid Level Sensor
High-resolution Metal Profling
Rain I Fog I Ice I Snow Sensor
Material Size Detection
Material Stack Height
Level Sensor for Liquids, including Conductive ones such as Detergent, Soap, and Ink
Collision Avoidance

RoHS	Non-Compliant
Max Operating Temperature	85 °C
Min Operating Temperature	-40 °C
Operating Supply Current	26 µA
Resolution	1.75 B
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154, 3.90mm Width)
Supplier Device Package	8-SO
Product Status	Obsolete
Mfr	Microchip Technology
Package	Tube
Operating Temperature	-40°C~85°C
Packaging	Tube
Series	QProx™
Published	2004
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Type	Buttons
Voltage - Supply	2.5V~5.5V
Interface	--
Current - Supply	26μA
Number of Inputs	Up to 1
Resolution	14 b
Proximity Detection	Yes
LED Driver Channels	Up to 1
RoHS Status	Non-RoHS Compliant