Found 3 alternatives for 82401646 by Würth Elektronik. Tvs Diodes — 8-TSSOP, 8-MSOP (0.118", 3.00mm Width).
TVS DIODE 5.5VWM 8-MSOP
TVS DIODE 5VWM 11VC MICRO8
TVS DIODE 5VWM 10VC 8-MSOP