The SK8603140L from Panasonic Corporation is a MOSFET with Continous Drain Current 103 A, Drain Source Resistance 1.6 to 2.5 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 SK8603140L can be seen below.