STF20NF20 vs STF40NF20

Product Attributes

Part Number STF20NF20 STF40NF20
Manufacturer STMicroelectronics STMicroelectronics
Category Transistors - FETs, MOSFETs - Single Transistors - FETs, MOSFETs - Single
STF20NF20 STF40NF20
Product Status Active Active
FET Type N-Channel N-Channel
Technology MOSFET (Metal Oxide) MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss) 200 V 200 V
Current - Continuous Drain (Id) @ 25°C 18A (Tc) 40A (Tc)
Drive Voltage (Max Rds On, Min Rds On) 10V 10V
Rds On (Max) @ Id, Vgs 125mOhm @ 10A, 10V 45mOhm @ 20A, 10V
Vgs(th) (Max) @ Id 4V @ 250µA 4V @ 250µA
Gate Charge (Qg) (Max) @ Vgs 39 nC @ 10 V 75 nC @ 10 V
Vgs (Max) ±20V ±20V
Input Capacitance (Ciss) (Max) @ Vds 940 pF @ 25 V 2500 pF @ 25 V
FET Feature - -
Power Dissipation (Max) 30W (Tc) 40W (Tc)
Operating Temperature -55°C ~ 175°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Through Hole Through Hole
Supplier Device Package TO-220FP TO-220FP
Package / Case TO-220-3 Full Pack TO-220-3 Full Pack