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| Part Number | HUFA75321S3ST | HUFA75329S3ST | HUFA75321D3ST | HUFA75321S3S |
|---|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | onsemi |
| Product Status | Obsolete | Obsolete | Active | Obsolete |
| FET Type | N-Channel | N-Channel | N-Channel | N-Channel |
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 55 V | 55 V | 55 V | 55 V |
| Current - Continuous Drain (Id) @ 25°C | 35A (Tc) | 49A (Tc) | 20A (Tc) | 35A (Tc) |
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V | 10V | 10V |
| Rds On (Max) @ Id, Vgs | 34mOhm @ 35A, 10V | 24mOhm @ 49A, 10V | 36mOhm @ 20A, 10V | 34mOhm @ 35A, 10V |
| Vgs(th) (Max) @ Id | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 44 nC @ 20 V | 75 nC @ 20 V | 44 nC @ 20 V | 44 nC @ 20 V |
| Vgs (Max) | ±20V | ±20V | ±20V | ±20V |
| Input Capacitance (Ciss) (Max) @ Vds | 680 pF @ 25 V | 1060 pF @ 25 V | 680 pF @ 25 V | 680 pF @ 25 V |
| FET Feature | - | - | - | - |
| Power Dissipation (Max) | 93W (Tc) | 128W (Tc) | 93W (Tc) | 93W (Tc) |
| Operating Temperature | -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 |
| Supplier Device Package | D2PAK (TO-263) | D2PAK (TO-263) | TO-252AA | D²PAK (TO-263) |
| Package / Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB |
