The MTAK9Y3-0-T5-G from Cystech Electronics is a MOSFET with Continous Drain Current 0.8 to 1 A, Drain Source Resistance 0.3 to 1.2 ohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 0.4 to 1.2 V. Tags: Surface Mount. More details for MTAK9Y3-0-T5-G can be seen below.