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| Part Number | LM2575S-3.3 | LM2575T-3.3 | LM2575SX-3.3 | LM2575M-3.3 |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | onsemi | Texas Instruments | National Semiconductor |
| Product Status | Active | Obsolete | 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) | - | 4.75V | 4V | - |
| Voltage - Input (Max) | - | 40V | 40V | - |
| Voltage - Output (Min/Fixed) | - | 3.3V | 3.3V | - |
| Voltage - Output (Max) | - | - | - | - |
| Current - Output | - | 1A | 1A | - |
| Frequency - Switching | - | 52kHz | 52kHz | - |
| Synchronous Rectifier | - | No | No | - |
| Operating Temperature | - | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - |
| Mounting Type | - | Through Hole | Surface Mount | - |
| Package / Case | - | TO-220-5 | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | - |
| Supplier Device Package | - | TO-220-5 | DDPAK/TO-263-5 | - |
