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| Part Number | LT8653SEV#PBF | LT8653SIV#PBF | LT8643SEV#PBF | LT8650SEV#PBF | LT8652SEV#PBF |
|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Active |
| 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 | Fixed | Fixed | Adjustable | Adjustable | Fixed |
| Number of Outputs | 2 | 2 | 1 | 2 | 2 |
| Voltage - Input (Min) | 3V | 3V | 3.4V | 3V | 3V |
| Voltage - Input (Max) | 42V | 42V | 42V | 42V | 18V |
| Voltage - Output (Min/Fixed) | 3.3V, 5V | 3.3V, 5V | 0.97V | - | 0.6V |
| Voltage - Output (Max) | - | - | 42V | 42V | - |
| Current - Output | 2A, 2A | 2A, 2A | 6A | 4A | 8.5A, 8.5A |
| Frequency - Switching | 300kHz ~ 3MHz | 300kHz ~ 3MHz | 200kHz ~ 3MHz | 300kHz ~ 3MHz | 300kHz ~ 3MHz |
| Synchronous Rectifier | Yes | Yes | Yes | No | Yes |
| 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, Wettable Flank | Surface Mount, Wettable Flank | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-TFQFN Exposed Pad | 20-TFQFN Exposed Pad | 24-TFQFN Exposed Pad | 32-TFQFN Exposed Pad, 28 Leads | 36-TFQFN Exposed Pad |
| Supplier Device Package | 20-LQFN (4x3) | 20-LQFN (4x3) | 24-LQFN (4x4) | 32-LQFN (6x4) | 36-LQFN (4x7) |
