The MCB200N06YA from Micro Commercial Components is a MOSFET with Continous Drain Current 200 A, Drain Source Resistance 2.5 to 4.3 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.2 to 3.8 V. Tags: Surface Mount. More details for MCB200N06YA can be seen below.