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| Part Number | LM3679TLX-1.8/NOPB | LM3671TLX-1.8/NOPB | LM3673TLX-1.8/NOPB | LM3677TLX-1.8/NOPB | LM3679TL-1.8/NOPB |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Active | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | - |
| Output Configuration | Positive | Positive | Positive | Positive | - |
| Topology | Buck | Buck | Buck | Buck | - |
| Output Type | Fixed | Fixed | Fixed | Fixed | - |
| Number of Outputs | 1 | 1 | 1 | 1 | - |
| Voltage - Input (Min) | 2.5V | 2.7V | 2.7V | 2.7V | - |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V | - |
| Voltage - Output (Min/Fixed) | 1.8V | 1.8V | 1.8V | 1.8V | - |
| Voltage - Output (Max) | - | - | - | - | - |
| Current - Output | 350mA | 600mA | 350mA | 600mA | - |
| Frequency - Switching | 3MHz | 2MHz | 2MHz | 3MHz | - |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | - |
| Operating Temperature | -30°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -30°C ~ 85°C (TA) | -30°C ~ 85°C (TA) | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | 5-WFBGA, DSBGA | 5-WFBGA, DSBGA | 5-WFBGA, DSBGA | 5-WFBGA, DSBGA | - |
| Supplier Device Package | 5-DSBGA (1.41x1.08) | 5-DSBGA (1.41x1.08) | 5-DSBGA (1.41x1.08) | 5-DSBGA (1.41x1.08) | - |
