The NTLJD3119CTBG from onsemi is a MOSFET with Continous Drain Current -4.1 to 4.6 A, Drain Source Resistance 37 to 200 milliohm, Drain Source Breakdown Voltage -20 to 20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage -1 to 1 V. Tags: Surface Mount. More details for NTLJD3119CTBG can be seen below.