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| Part Number | LTC3128IFE#PBF | LTC3118IFE#PBF | LTC3124IFE#PBF | LTC3126IFE#PBF | LTC3128EFE#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-Up/Step-Down | Step-Up/Step-Down | Step-Up | Step-Down | Step-Up/Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck-Boost | Buck-Boost | Boost | Buck | Buck-Boost |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 1.73V | 2.2V | 1.8V | 2.4V | 1.73V |
| Voltage - Input (Max) | 5.5V | 18V | 5.5V | 42V | 5.5V |
| Voltage - Output (Min/Fixed) | 1.8V | 2V | 2.5V | 0.818V | 1.8V |
| Voltage - Output (Max) | 5.5V | 18V | 15V | 42V | 5.5V |
| Current - Output | 3A | 2A | 2.5A (Switch) | 2.5A | 3A |
| Frequency - Switching | 1.2MHz | 1.2MHz | 1MHz | 200kHz ~ 2.2MHz | 1.2MHz |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | 24-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Supplier Device Package | 24-TSSOP | 28-TSSOP-EP | 16-TSSOP-EP | 28-TSSOP-EP | 24-TSSOP |
