Datasheet Summary
Patent No.: M 371298 (Taiwan) ZL 2010 2 0300629.5 (CHINA)
TOUCH DIMMER FOR LED LIGHTING
GENERAL DESCRIPTION
The TTP117 is a touch detector IC for the LED lightings with NMOS application. The dimmer function controls by PWM output. It has high frequency for PWM output.
Features
- Operating voltage typical 5.0V
- Operating current @VDD=5.0V, 25 no load <500uA
- Higher frequency 2.2KHz PWM output.
- Support two option pin to select 4 type dimmer modes.
(1). 3 steps dimmer initial OFF. OPT2=0, OPT1=1 (2). 4 steps dimmer initial OFF. OPT2=1, OPT1=0 (3). 3 steps dimmer initial ON (6%). OPT2=0, OPT1=0 (4). Toggle ON / OFF initial OFF. OPT2=1, OPT1=1
- TTP117 PWM output active high...