The NTNS0K8N021ZTCG from onsemi is a MOSFET with Continous Drain Current 0.253 A, Drain Source Resistance 800 to 8000 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 0.4 to 1 V. Tags: Surface Mount. More details for NTNS0K8N021ZTCG can be seen below.