MOSFET, N, 55V, 37A, I-PAK; Transistor Type:MOSFET; Transistor Polarity:N; Current, Id Cont:37A; Resistance, Rds On:0.027ohm; Case Style:TO-251 (I-Pak); Case Style, Alternate:I-PAK; Current, Idm Pulse:160A; Power Dissipation:69W; Power, Pd:69W; Resistance, Rds on @ Vgs = 10V:27ohm; Thermal Resistance, Junction to Case A:1.8°C/W; Time, t Off:60ns; Time, t On:69ns; Voltage, Vds Max:55V