The APT1004RBN from Microchip Technology is a MOSFET with Continous Drain Current 4.4 A, Drain Source Resistance 4000 milliohm, Drain Source Breakdown Voltage 1000 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for APT1004RBN can be seen below.