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| Part Number | FDB8441-F085 | FDB8445-F085 | FDB8444-F085 | FDB8442-F085 | FDB8443-F085 |
|---|---|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi | onsemi | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| FET Type | N-Channel | N-Channel | N-Channel | N-Channel | N-Channel |
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 40 V | 40 V | 40 V | 40 V | 40 V |
| Current - Continuous Drain (Id) @ 25°C | 28A (Ta), 80A (Tc) | 70A (Tc) | 70A (Tc) | 28A (Ta) | 25A (Ta) |
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V | 10V | 10V | 10V |
| Rds On (Max) @ Id, Vgs | 2.5mOhm @ 80A, 10V | 9mOhm @ 70A, 10V | 5.5mOhm @ 70A, 10V | 5mOhm @ 80A, 10V | 5.5mOhm @ 80A, 10V |
| Vgs(th) (Max) @ Id | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 280 nC @ 10 V | 62 nC @ 10 V | 128 nC @ 10 V | 235 nC @ 10 V | 185 nC @ 10 V |
| Vgs (Max) | ±20V | ±20V | ±20V | ±20V | ±20V |
| Input Capacitance (Ciss) (Max) @ Vds | 15000 pF @ 25 V | 3805 pF @ 25 V | 8035 pF @ 25 V | 12200 pF @ 25 V | 9310 pF @ 25 V |
| FET Feature | - | - | - | - | - |
| Power Dissipation (Max) | 300W (Tc) | 92W (Tc) | 167W (Tc) | 254W (Tc) | 188W (Tc) |
| Operating Temperature | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | D²PAK (TO-263) | D2PAK (TO-263) | D²PAK (TO-263) | D²PAK (TO-263) | D²PAK (TO-263) |
| Package / Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB |
