The ECH8660-TL-H from onsemi is a MOSFET with Continous Drain Current -4.5 to 4.5 A, Drain Source Resistance 45 to 155 milli-ohm, Drain Source Breakdown Voltage -30 to 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -2.3 to 2.6 V. Tags: Surface Mount. More details for ECH8660-TL-H can be seen below.