Z2M Logo BETA
Quick View

No other parts found

EMS-00014-A

(Last updated) Jun 20, 2026

Touch Sensor

Digital touch switch module

EMS - Input: Sensors
The TTP223B Capacitive Touch Key Sensor Module is a touch switch that replaces mechanical buttons. It outputs a HIGH signal when touched and works in low-power mode. It is commonly used in Arduino projects, smart switches, hidden controls, and automation systems.
Item Type Electronic Switch
Model Touch Switch
IC Chip TTP223B
Operating Voltage 2V – 5.5V
Output High (VOH) 0.8 × VCC
Output Low (VOL) 0.3 × VCC
Response Time (Low Power Mode) 220 ms
Response Time (Touch Mode) 60 ms
Length 24 mm
Width 24 mm
Height 2 mm
Weight 0.6 g
Shipping Weight 0.085 kg
Shipping Dimensions 3 × 3 × 1 cm