TTP223B Digital Touch Sensor Capacitive
TTP223B Digital Touch Sensor Capacitive
TTP223B Digital Touch Sensor Capacitive
TTP223B Digital Touch Sensor Capacitive

TTP223B Digital Touch Sensor Capacitive

SKU: 1000079

Sunhokey

Regular price $0.21 Sale

Description:

100% brand new and high quality
The module is based on a touch-sensing IC (TTP223B) capacitive touch switch module. In the normal state, the module output low, low power consumption; When a finger touches the corresponding position, the module output high, if not touched for 12 seconds, switch to low-power mode.
Job type: the initial state is low, high touch, do not touch is low ( similar touch of a button feature )
A module can be installed in such as surface plastic, the glass of non-metallic materials
In addition to the thin paper ( non-metallic ) covering the surface of the module, as long as the correct location of the touch, you can make hidden in the walls, desktops and other parts of buttons

Features:
Low power consumption
Power supply for 2 ~ 5.5V DC
Can replace the traditional touch of a button
Four M2 screws positioning holes for easy installation

Specification:

Item

Min

Typical

Max

Unit

Power supply voltage VCC

2.0

3

5.5

V

Output high VOH

-

0.8VCC

-

V

Output low VOL

-

-

0.3VCC

V

Output Pin Sink Current (@ VCC = 3V, VOL = 0.6V)

-

8

-

mA

Output pin pull-up current (@ VCC = 3V, VOH = 2.4V)

-

4

-

mA

Response time (low power mode)

-

-

220

mS

Response time (touch mode)

-

-

60

mS

Size

24x24x7.2

mm

Touch Sensor Interface :(the last picture show)

-Control Interface : A total of three pins (GND,  VCC, SIG), GND to ground , VCC is the power supply , SIG digital signal output  pin ;

-Power Indicator: Green LED, power on the right that is shiny ;

-Touch area: Similar to a fingerprint icon inside the area, you can touch the trigger finger.

-Positioning holes: 4 M2 screws positioning hole diameter is 2.2mm, the  positioning of the module is easy to install, to achieve inter-module  combination ;