WA_DEV_W218_PTS_002 Rev 005 Page 68 of 109
Product Technical Specification &
Customer Design Guidelines
Application

GND

1
2
3

Switch

ON/~OFF
Figure 30. Example of the ON/~OFF Pin Connection Either By a Switch or Via an Open Collector Transistor
Power ON
Figure 31. Power-ON Sequence (no PIN code activated)