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| Part Number | LM2831YSD | LM2832YSD | LM2831YSDX | LM2831ZSD | LM2831XSD |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Not For New Designs |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 3V | 3V | 3V | 3V | 3V |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 0.6V | 0.6V | 0.6V | 0.6V | 0.6V |
| Voltage - Output (Max) | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V |
| Current - Output | 1.5A | 2A | 1.5A | 1.5A | 1.5A |
| Frequency - Switching | 550kHz | 550kHz | 550kHz | 3MHz | 1.6MHz |
| Synchronous Rectifier | No | No | No | No | No |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad |
| Supplier Device Package | 6-WSON (3x3) | 6-WSON (3x3) | 6-WSON (3x3) | 6-WSON (3x3) | 6-WSON (3x3) |
