The PJQ1912 from PANJIT Semiconductor is a MOSFET with Continous Drain Current 0.41 A, Drain Source Resistance 2100 to 4000 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for PJQ1912 can be seen below.