Found 3 alternatives for DF5G6M4N,LF by Toshiba Semiconductor and Storage. Tvs Diodes — 5-XFDFN.
TVS DIODE 5VWM 15VC SLP1308N5T
TVS DIODE 3.6VWM 15VC 5DFN
TVS DIODE 5VWM 16.7VC 5DFN