The US6J11 from ROHM Semiconductor is a MOSFET with Continous Drain Current -1.3 to 1.3 A, Drain Source Resistance 190 to 1060 milliohm, Drain Source Breakdown Voltage -12 V, Gate Source Voltage -10 to 10 V, Gate Source Threshold Voltage -1 V to -0.3. Tags: Surface Mount. More details for US6J11 can be seen below.