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| Part Number | LT1941EFE#PBF | LT1940EFE#PBF |
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | Step-Down |
| Output Configuration | Positive or Negative | Positive |
| Topology | Buck, Boost, SEPIC | Buck |
| Output Type | Adjustable | Adjustable |
| Number of Outputs | 3 | 2 |
| Voltage - Input (Min) | 3.5V | 3.6V |
| Voltage - Input (Max) | 25V | 25V |
| Voltage - Output (Min/Fixed) | 0.628V | 1.25V |
| Voltage - Output (Max) | 25V, 40V (Switch) | 22V |
| Current - Output | 1.5A (Switch), 2A (Switch), 3A (Switch) | 1.4A |
| Frequency - Switching | 1.1MHz | 1.1MHz |
| Synchronous Rectifier | No | No |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Supplier Device Package | 28-TSSOP-EP | 16-TSSOP-EP |
