5.6 Layout and PCB
Rules to follow to improve TSC systems
5.6.1 Led rules
Figure 12. Led layout example
Figure 13. Example of cases where a LED bypass capacitor is required
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Table 11. Led rules documentation gives a list of documents containing information about led rules.
Table 11. Led rules documentation
Id
Title Chapters
AN4312
Guidelines for designing touch sensing applications
with surface sensors
• LEDs and Sensors.
• Placing of LEDs close to sensor
AN5105
Layout and PCB
AN5105 - Rev 1
page 15/52