2.7V-6V HTTM Series Capacitive Touch Switch Button Module


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1. No mechanical components, don't wear out, an infinite life, reduce maintenance cost;
2. Its sensing part can be placed into any insulation layer (usually a glass or plastic material), it is easy to make and surroundings are sealed the keyboard, to play the role of moistureproof and waterproof;
3. The panel design is follow one's inclinations, arbitrary button size, shape, design, characters, trademarks, such as the perspective window arbitrary collocation, make product integral feeling is stronger;
4. Compared with physical keys, touch keys are less likely to damage;
5. You can change on the back of the resistance, adjust the signal output is latched output or keep output (see 3.3.2 rainfall distribution on 10-12);
6. + 2.7 V ~ + 6 V input voltage range wide, + 3.3 V output signal, can be directly used to drive the relay, optical coupling, LED lights, such as the original;
7. – 30 ~ + 70 ‘C temperature range of work;
8. A touch sensitive, no lag, time delay, flash and other adverse reactions;
9. The built-in anti-jamming algorithm, has good anti-interference performance.

Pin definitions and parameters:

  • Operating voltage: + 2.7 ~ 6V
  • Working temperature: 30 ~ + 70 Celsius
  • OUT pin output voltage: + 3.3V ± 0.1V
  • OUT pin Maximum output current: 500mA
Package included:

1 x Capacitive Touch Switch Button Module