The FDMC4435BZ-F127 from onsemi is a MOSFET with Continous Drain Current -18 A, Drain Source Resistance 14 to 37 milli-ohm, Drain Source Breakdown Voltage -30 V, Gate Source Voltage -25 to 25 V, Gate Source Threshold Voltage -3 to -1 V. Tags: Surface Mount. More details for FDMC4435BZ-F127 can be seen below.