The IRHNJ9A7234 from Infineon Technologies is a MOSFET with Continous Drain Current 17 A, Drain Source Resistance 110 milliohm, Drain Source Breakdown Voltage 250 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for IRHNJ9A7234 can be seen below.