The MMFTN20 from Diotec Semiconductor is a MOSFET with Continous Drain Current 0.1 A, Drain Source Resistance 15000 to 30000 milliohm, Drain Source Breakdown Voltage 50 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 0.4 to 1.8 V. Tags: Surface Mount. More details for MMFTN20 can be seen below.