The CDA04N08X2S from EPC Space is a GaN Power Transistor with Gate Threshold Voltage 0.8 to 2.5 V, Drain Source Voltage 40 V, Drain Source Resistance 13 to 16 milli-ohm, Continous Drain Current 8 A, Pulsed Drain Current 32 A. Tags: Die. More details for CDA04N08X2S can be seen below.