The APT6030SVR from Microchip Technology is a MOSFET with Continous Drain Current 21 A, Drain Source Resistance 300 milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for APT6030SVR can be seen below.