The IRF7343PbF from Infineon Technologies is a MOSFET with Continous Drain Current -3.4 to 4.7 A, Drain Source Resistance 43 to 170 milliohm, Drain Source Breakdown Voltage -55 to 55 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -1 to 1 V. Tags: Surface Mount. More details for IRF7343PbF can be seen below.