The STS7P4LLF6 from STMicroelectronics is a MOSFET with Continous Drain Current 7 A, Drain Source Resistance 17.5 to 29 Milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 V. Tags: Surface Mount. More details for STS7P4LLF6 can be seen below.