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| Part Number | LM2676LD-3.3 | LM2678LD-3.3 | LM2676SD-3.3 | LM2674LD-3.3 | LM2675LD-3.3 |
|---|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Obsolete | Not For New Designs | Obsolete | Active |
| Function | - | - | Step-Down | Step-Down | - |
| Output Configuration | - | - | Positive | Positive | - |
| Topology | - | - | Buck | Buck | - |
| Output Type | - | - | Fixed | Fixed | - |
| Number of Outputs | - | - | 1 | 1 | - |
| Voltage - Input (Min) | - | - | 8V | 6.5V | - |
| Voltage - Input (Max) | - | - | 40V | 40V | - |
| Voltage - Output (Min/Fixed) | - | - | 3.3V | 3.3V | - |
| Voltage - Output (Max) | - | - | - | - | - |
| Current - Output | - | - | 3A | 500mA | - |
| Frequency - Switching | - | - | 260kHz | 260kHz | - |
| Synchronous Rectifier | - | - | No | No | - |
| Operating Temperature | - | - | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | 14-VDFN Exposed Pad | 14-VDFN Exposed Pad | 14-VDFN Exposed Pad | 16-WFDFN Exposed Pad | - |
| Supplier Device Package | 14-VSON (6x5) | 14-VSON (6x5) | 14-VSON (5x6) | 16-WSON (5x5) | - |
