Скачать даташит для irf540ns:

SMD Type MOSFETN-Channel MOSFETIRF540NS (KRF540NS)TO-263Unit:mm 9.65 (Min)10.67 (Max) Features5.33 (Min) VDS (V) = 100V 90 ~ 93 ID = 33 A (VGS = 10V) RDS(ON) 44m (VGS = 10V)6.22 (min) Fast Switching 4.06 (Min) 4.83 (Max) 1.14 (Min) 1.40 (Max)1.65 (max)D1.27~1.781.14~1.400.43~0.63G 1 Gate0.51~0.992 Drain 2.543 SourceS Absolute Maximum Ratings Ta = 25Parameter Symbol Rating Unit Drain-Source Voltage VDS 100V Gate-Source Voltage VGS 20 Ta=25 33 Continuous Drain Current IDA Ta=70 23 Pulsed Drain Current IDM 110 Avalanche Current IAR 16 A Repetitive Avalanche Energy EAR 13 mJ Peak Diode Recovery dv/dt dv/dt 7 V/ns Power Dissipation Tc=25 PD 130 W Linear Derating Factor 0.87 W/ Thermal Resistance.Junction- to-Ambient RthJA 40/W Thermal Resistance.Jun