The TSM056NH04CR from Taiwan Semiconductor is a MOSFET with Continous Drain Current 54 A, Drain Source Resistance 4.3 to 6.7 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.4 to 3.6 V. Tags: Surface Mount. More details for TSM056NH04CR can be seen below.