The TQM033NB04CR from Taiwan Semiconductor is a MOSFET with Continous Drain Current 121 A, Drain Source Resistance 2.2 to 7.3 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.8 to 3.8 V. Tags: Surface Mount. More details for TQM033NB04CR can be seen below.