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| Part Number | LTC3309AIV#TRPBF | LTC3309BIV#TRPBF | LTC3309AJV#TRPBF | LTC3307AIV#TRPBF | LTC3308AIV#TRPBF | LTC3309AEV#TRPBF | LTC3309AHV#TRPBF | LTC3309AIV#TRMPBF |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active |
| Function | Step-Down | - | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | - | Positive | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | - | Buck | Buck | Buck | Buck | Buck | Buck |
| Output Type | Programmable | - | Adjustable | Adjustable | Adjustable | Programmable | Programmable | Programmable |
| Number of Outputs | 1 | - | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 2.25V | - | 2.25V | 2.25V | 2.25V | 2.25V | 2.25V | 2.25V |
| Voltage - Input (Max) | 5.5V | - | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 0.5V | - | 0.5V | 0.5V | 0.5V | 0.5V | 0.5V | 0.5V |
| Voltage - Output (Max) | 2.25V | - | 5.5V | 5.5V | 5.5V | 2.25V | 2.25V | 2.25V |
| Current - Output | 6A | - | 6A | 3A | 4A | 6A | 6A | 6A |
| Frequency - Switching | Up to 3MHz | - | 2MHz | 2MHz | 1MHz ~ 3MHz | Up to 3MHz | Up to 3MHz | Up to 3MHz |
| Synchronous Rectifier | Yes | - | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) | - | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | - | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 12-VFQFN Exposed Pad | - | 12-VFQFN Exposed Pad | 12-VFQFN Exposed Pad | 12-VFQFN Exposed Pad | 12-VFQFN Exposed Pad | 12-VFQFN Exposed Pad | 12-VFQFN Exposed Pad |
| Supplier Device Package | 12-LQFN (2x2) | - | 12-LQFN (2x2) | 12-LQFN (2x2) | 12-LQFN (2x2) | 12-LQFN (2x2) | 12-LQFN (2x2) | 12-LQFN (2x2) |
