View irf140 datasheet:

PD - 90369 REPETITIVE AVALANCHE AND dv/dt RATED IRF140 100V, N-CHANNEL HEXFET?TRANSISTORS THRU-HOLE (TO-204AA/AE) Product Summary Part Number BVDSS RDS(on) ID IRF140 100V 0.077? 28A The HEXFET?technology is the key to International Rectifier’s advanced line of power MOSFET transistors. The efficient geometry and unique processing of this latest “State of the Art” design achieves: very low on-state resis- TO-3 tance combined with high transconductance; superior re- verse energy and diode recovery dv/dt capability. The HEXFET transistors also feature all of the well estab- Features: lished advantages of MOSFETs such as voltage control, very fast switching, ease of paralleling and temperature Repetitive Avalanche Ratings stability of the electrical parameters. Dynamic dv