The IRF7103PbF from Infineon Technologies is a MOSFET with Continous Drain Current 3 A, Drain Source Resistance 11 to 20 milliohm, Drain Source Breakdown Voltage 50 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for IRF7103PbF can be seen below.