The BSS127V from Rectron Semiconductor is a MOSFET with Continous Drain Current 0.021 A, Drain Source Resistance 310000 to 600000 milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.4 to 2.6 V. Tags: Surface Mount. More details for BSS127V can be seen below.