The QH8JB5 from ROHM Semiconductor is a MOSFET with Continous Drain Current 5 A, Drain Source Resistance 33 to 51 milliohm, Drain Source Breakdown Voltage -40 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage -2.5 to -1 V. Tags: Through Hole. More details for QH8JB5 can be seen below.