The SK8603180L from Panasonic Corporation is a MOSFET with Continous Drain Current 39 A, Drain Source Resistance 5.1 to 9.8 Milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.3 to 3 V. Tags: Surface Mount. More details for SK8603180L can be seen below.