IRFS720B vs IRFS820B

Product Attributes

Part Number IRFS720B IRFS820B
Manufacturer Fairchild Semiconductor Fairchild Semiconductor
Category Transistors - FETs, MOSFETs - Single Transistors - FETs, MOSFETs - Single
IRFS720B IRFS820B
Product Status Active Active
FET Type N-Channel N-Channel
Technology MOSFET (Metal Oxide) MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss) 400 V 500 V
Current - Continuous Drain (Id) @ 25°C 3.3A (Tj) 2.5A (Tj)
Drive Voltage (Max Rds On, Min Rds On) 10V 10V
Rds On (Max) @ Id, Vgs 1.75Ohm @ 1.65A, 10V 2.6Ohm @ 1.25A, 10V
Vgs(th) (Max) @ Id 4V @ 250µA 4V @ 250µA
Gate Charge (Qg) (Max) @ Vgs 18 nC @ 10 V 18 nC @ 10 V
Vgs (Max) ±30V ±30V
Input Capacitance (Ciss) (Max) @ Vds 600 pF @ 25 V 610 pF @ 25 V
FET Feature - -
Power Dissipation (Max) 33W (Tc) 33W (Tc)
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Through Hole Through Hole
Supplier Device Package TO-220F TO-220F-3
Package / Case TO-220-3 Full Pack TO-220-3 Full Pack