FTM Board Club
NXP Semiconductors
Capacitive Proximity Switch Evaluation Kit

The OM11055 is a PCF8883 evaluation board which can be used to demonstrate and evaluate the PCF8883 capacitive proximity switch.

This standalone kit allows you to develop a proximity switch to meet your application needs! The kit can be powered with a USB cable (supplied) or an optional 9 volt battery. The board has provisions to change component values to tune the sensor for your application. The PCB is designed to make it easy to adjust the switch’s sensitivity.


• Based on NXP's single-channel PCF8883 capacitive proximity switch
• 4 different sizes of touch pads on the PCB for user evaluation
• Connection available for user defined external sensor
• Switch output connected to an LED with provisions for external connection
• Power supplied by USB cable (included) or optional 9V battery