IRF740B vs IRF740L

Product Attributes

Part Number IRF740B IRF740L
Manufacturer Fairchild Semiconductor Vishay Siliconix
Category Transistors - FETs, MOSFETs - Single Transistors - FETs, MOSFETs - Single
IRF740B IRF740L
Product Status Obsolete Obsolete
FET Type N-Channel N-Channel
Technology MOSFET (Metal Oxide) MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss) 400 V 400 V
Current - Continuous Drain (Id) @ 25°C 10A (Tc) 10A (Tc)
Drive Voltage (Max Rds On, Min Rds On) 10V 10V
Rds On (Max) @ Id, Vgs 540mOhm @ 5A, 10V 550mOhm @ 6A, 10V
Vgs(th) (Max) @ Id 4V @ 250µA 4V @ 250µA
Gate Charge (Qg) (Max) @ Vgs 53 nC @ 10 V 39 nC @ 10 V
Vgs (Max) ±30V ±20V
Input Capacitance (Ciss) (Max) @ Vds 1800 pF @ 25 V 1100 pF @ 25 V
FET Feature - -
Power Dissipation (Max) 134W (Tc) -
Operating Temperature -55°C ~ 150°C (TJ) -
Mounting Type Through Hole Through Hole
Supplier Device Package TO-220-3 TO-220AB
Package / Case TO-220-3 TO-220-3