| Part Number | LM2576BT | LM2576BU |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators |
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| Product Status | Obsolete | Obsolete |
| Function | Step-Down | Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Buck | Buck |
| Output Type | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 4V | 4V |
| Voltage - Input (Max) | 40V | 40V |
| Voltage - Output (Min/Fixed) | 1.23V | 1.23V |
| Voltage - Output (Max) | 37V | 37V |
| Current - Output | 3A | 3A |
| 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 | TO-263-5 |