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QT118H-IS

ETC
Part Number QT118H-IS
Manufacturer ETC
Description CHARGE-TRANSFER TOUCH SENSOR
Published Apr 16, 2005
Detailed Description lQ CHARGE-TRANSFER TOUCH SENSOR QProx™ QT118H Less expensive than many mechanical switches Projects a ‘touch button’ ...
Datasheet PDF File QT118H-IS PDF File

QT118H-IS
QT118H-IS

Overview
lQ CHARGE-TRANSFER TOUCH SENSOR QProx™ QT118H Less expensive than many mechanical switches Projects a ‘touch button’ through any dielectric Turns small objects into intrinsic touch sensors 100% autocal for life - no adjustments required Only one external part required - a 1¢ capacitor Piezo sounder direct drive for ‘tactile’ click feedback LED drive for visual feedback 3V 20µA single supply operation Toggle mode for on/off control (strap option) 10s or 60s auto-recalibration timeout (strap option) Pulse output mode (strap option) Gain settings in 3 discrete levels Simple 2-wire operation possible HeartBeat™ health indicator on output Vdd O ut O pt1 O pt2 1 8 Vss Sn s2 Sn s1 G ain Q T1 18 H 2 3 4 7 6 5 APPLICATIONS Light switches Industrial panels Appliance control Security systems Access systems Pointing devices Elevator buttons Toys & games The QT118H charge-transfer (“QT’”) touch sensor is a self-contained digital IC capable of detecting near-proximity or touch.
It will p...


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