The CJA03N10-HF from Comchip Technology is a MOSFET with Continous Drain Current 3 A, Drain Source Resistance 140 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2 V. Tags: Surface Mount. More details for CJA03N10-HF can be seen below.