The KFCAB21770L from Nuvoton Technology is a MOSFET with Continous Drain Current 14.5 to 35.4 A, Drain Source Resistance 1.30 to 5.30 milli-ohm, Drain Source Breakdown Voltage 12 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 0.35 to 1.40 V. Tags: Chip. More details for KFCAB21770L can be seen below.