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| Part Number | NDS9955 | NDS9959 | NDS9957 | NDS9958 | NDS9945 |
|---|---|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi | onsemi | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Active |
| FET Type | 2 N-Channel (Dual) | 2 N-Channel (Dual) | 2 N-Channel (Dual) | N and P-Channel | 2 N-Channel (Dual) |
| FET Feature | Logic Level Gate | Standard | Logic Level Gate | Logic Level Gate | Logic Level Gate |
| Drain to Source Voltage (Vdss) | 50V | 50V | 60V | 20V | 60V |
| Current - Continuous Drain (Id) @ 25°C | 3A | 2A | 2.6A | 3.5A | 3.5A |
| Rds On (Max) @ Id, Vgs | 130mOhm @ 3A, 10V | 300mOhm @ 1.5A, 10V | 160mOhm @ 2.6A, 10V | 100mOhm @ 3.5A, 10V | 100mOhm @ 3.5A, 10V |
| Vgs(th) (Max) @ Id | 3V @ 250µA | 4V @ 250µA | 3V @ 250µA | 3V @ 250µA | 3V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 30nC @ 10V | 15nC @ 10V | 12nC @ 10V | 30nC @ 10V | 30nC @ 10V |
| Input Capacitance (Ciss) (Max) @ Vds | 345pF @ 25V | 250pF @ 25V | 200pF @ 30V | 525pF @ 10V | 345pF @ 25V |
| Power - Max | 900mW | 900mW | 900mW | 900mW | 900mW |
| Operating Temperature | - | -55°C ~ 150°C (TJ) | - | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
