Transient voltage suppression diode, ESD protections device, Diodes, Diode Array
https://www.futureelectronics.com/p/electromechanical--circuit-protection--esd-protection/pgb1010603nr-littelfuse-2151711
PGB1 Series 150 V 0.06 pF Bi-Directional 0402 SMT PulseGuard® ESD Suppressor