The JSM2301S from JSMicro Semiconductor is a MOSFET with Continous Drain Current -2.3 A, Drain Source Resistance 0.090 to 0.142 ohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage -0.4 to -1 V. Tags: Surface Mount. More details for JSM2301S can be seen below.