The PJD40N06A from PANJIT Semiconductor is a MOSFET with Continous Drain Current 40 A, Drain Source Resistance 13 to 20 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 PJD40N06A can be seen below.