[AP4405AEN] 5.3 Unused Pins Following tables show recommended handling of unused pins. In the case of on-chip Pch-MOSFET is not used. Pin # Name I/O Recommended Handling Remarks 5 PMOSD Input/Output Open In the case of on-chip Nch-MOSFET is not used. Pin # Name I/O Recommended Handling Remarks 7 NMOSD Input/Output Open In the case of OUT pin is not used. Pin # Name I/O Recommended Handling Remarks 2 OUT Output Open 019001973-E-00 2019/3 - 5 -