| Part Number | IRLS640A | IRLS620A | 
|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | 
| Category | Transistors - FETs, MOSFETs - Single | Transistors - FETs, MOSFETs - Single | 
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| Product Status | Last Time Buy | 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 | 9.8A (Tc) | 4.1A (Tc) | 
| Drive Voltage (Max Rds On, Min Rds On) | 5V | 5V | 
| Rds On (Max) @ Id, Vgs | 180mOhm @ 4.9A, 5V | 800mOhm @ 2.05A, 5V | 
| Vgs(th) (Max) @ Id | 2V @ 250µA | 2V @ 250µA | 
| Gate Charge (Qg) (Max) @ Vgs | 56 nC @ 5 V | 15 nC @ 5 V | 
| Vgs (Max) | ±20V | ±20V | 
| Input Capacitance (Ciss) (Max) @ Vds | 1705 pF @ 25 V | 430 pF @ 25 V | 
| FET Feature | - | - | 
| Power Dissipation (Max) | 40W (Tc) | 26W (Tc) | 
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Mounting Type | Through Hole | Through Hole | 
| Supplier Device Package | TO-220F-3 | TO-220F | 
| Package / Case | TO-220-3 Full Pack | TO-220-3 Full Pack |