NXP: PMV65XP,215; 76mohm at 4.5V.

http://item.szlcsc.com/76686.html

"MOSFET "PMV65XP,215" P-CH MOSFET, 20V 2A, small signal SOT-3 NXP MOSFET; Continuous Drain Current, Id:3.9A; On-Resistance, Rds(on):0.076ohm@4.5V; Leaded Process Compatible:No; Mounting Type:Surface Mount; Package/Case:3-SuperSOT; Peak Reflow Compatible (260 C):No; Power Dissipation, Pd:1.92W, Drain-source breakdown voltage: 20V, Gate-source breakdown voltage: +/-12V,"