The MTM231230LBF from Panasonic Corporation is a MOSFET with Continous Drain Current -3 A, Drain Source Resistance 40 to 70 Milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -10 to 10 V, Gate Source Threshold Voltage -1.3 to -0.4 V. Tags: Surface Mount. More details for MTM231230LBF can be seen below.