The MCQD05N06 from Micro Commercial Components is a MOSFET with Continous Drain Current 5 A, Drain Source Resistance 35 to 49 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 MCQD05N06 can be seen below.